Racecast

Kate Sanders

Sacramento State (CA) · Jr · NPSLWA D4A4A · Compare head to head

Athlete rating 112.4 2026 TF season
Best race 139.6 XC
Races 170
Seasons 9 2018 — 2026

RankedNation #4743·NCAA DI #3114·WEST #1316·BIG SKY #153·CA #510·Team #13 ?

Rating scale ?
Speed rating — all races

Cross Country

XC speed rating

2025 XC 112.5

Sacramento State (CA) · Grade Jr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-11-14 Haggin Oaks Golf Course 6000m 22:30.3 173rd · 6th on team 112.8 +0.002 CSR
2025-11-01 Bridger Creek Golf Course 5000m 18:25.9 56th · 5th on team 113.4 +0.028 ★CR SR CSR
2025-10-18 Baylands Park 6000m 21:24.3 20th · 2nd on team 116.1 -0.017 ★PR ★CR SR CSR RSR
2025-09-27 Agricultural Operations Course 6000m 22:07.3 129th · 6th on team 111.6 -0.023 ★CR SR CSR RSR
2025-09-13 River Oaks Golf Course and Event Center 6000m 22:28 58th · 6th on team 110.9 -0.013 ★CR SR CSR RSR
2025-08-29 Golden Gate Park 6000m 23:13.3 69th · 6th on team 110.3 +0.010 SR CSR RSR

2024 XC 115.7

Sacramento State (CA) · Grade So

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-11-15 Colfax Golf Club 6000m 22:16.1 169th · 4th on team 114.8 +0.006 ★CR CSR
2024-11-01 Idaho State University Course 5000m 18:40.5 50th · 4th on team 121.2 +0.091 ★CR SR CSR RSR
2024-10-19 Baylands Park 6000m 22:02.9 61st · 5th on team 113.7 -0.017 CSR
2024-10-11 Golden Gate Park 6000m 22:10.8 9th · 4th on team 115.7 +0.010 ★CR CSR RSR
2024-09-21 University of California, Riverside 6000m 21:30.3 85th · 4th on team 114.8 -0.016 PR ★CR SR CSR RSR
2024-08-30 Golden Gate Park 6000m 22:32.7 41st · 5th on team 114.2 +0.010 CR SR CSR RSR

2023 XC 112.3

Sacramento State (CA) · Grade Fr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-11-10 Haggin Oaks Golf Course 6000m 22:09.8 169th · 4th on team 115.3 +0.002 ★CR CSR RSR
2023-10-27 University of Montana Golf Course 5000m 19:05.6 48th · 5th on team 112.1 +0.021 ★CR SR CSR
2023-10-14 Baylands Park 6000m 21:57.5 78th · 5th on team 114.5 -0.017 PR CR SR CSR RSR
2023-09-29 Micke Grove Park 6000m 22:37.9 25th · 5th on team 113.3 +0.004 PR ★CR SR CSR RSR
2023-09-22 Springfield Country Club 6000m 22:53.9 112th · 6th on team 112.5 +0.009 PR ★CR SR CSR RSR
2023-09-01 Golden Gate Park 6000m 24:09.1 96th · 9th on team 106.1 +0.010 PR CR SR CSR RSR

2022 XC 123.8

Tahoma (WA) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2022-12-03 Warren G. Magnuson Park 3218m 12:28.4 6th · 2nd on team 127.8 +0.051 ★CR SR CSR
2022-11-19 Lakewood High School 4506m 19:06.6 24th · 2nd on team 118.2 ★PR ★CR SR CSR
2022-11-05 Sun Willows Golf Course 5000m 19:22.8 18th · 1st on team 131.8 +0.010 ★CR CSR
2022-10-29 Chambers Creek Properties Central Meadow 5000m 19:33.4 16th · 4th on team 128.3 +0.010 ★CR CSR
2022-10-22 Ft. Steilacoom Park 5000m 19:36.3 4th · 4th on team 127.1 +0.004 CSR
2022-10-12 Mount Rainier Course 5000m 20:02 4th · 3rd on team 126.6 +0.015 ★CR CSR
2022-10-08 Lakewood High School 4506m 19:48.2 72nd · 4th on team 114.9 SR CSR
2022-10-05 Clark Lake Park 5000m 24:08.2 4th · 4th on team 111.4 +0.086 CSR
2022-09-24 Blue Lake Regional Park 5000m 19:12 57th · 2nd on team 129.9 -0.001 ★CR SR CSR
2022-09-21 Lake Wilderness State Park 5000m 21:37.9 5th · 5th on team 118.8 +0.029 CSR
2022-09-14 Kentlake HS 5000m 21:27.4 2nd · 2nd on team 116.9 +0.015 SR CSR
2022-08-25 Lake Wilderness State Park 3000m 12:43.1 5th · 5th on team 133.2 +0.211 ★PR ★CR SR CSR RSR

2021 XC 126.3

Tahoma (WA) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2021-11-20 Lakewood High School 4506m 19:09.5 49th · 6th on team 119.0 PR CR SR CSR
2021-10-30 Chambers Creek Properties Central Meadow 5000m 19:37 14th · 5th on team 129.8 +0.010 CR CSR
2021-10-23 Ft. Steilacoom Park 5000m 19:00.5 4th · 4th on team 133.2 +0.004 ★CR SR CSR RSR
2021-10-13 Lake Wilderness State Park 5000m 20:03.7 6th · 6th on team 128.3 +0.029 ★CR CSR
2021-10-09 Lakewood HS 5000m 19:04.3 50th · 5th on team 131.1 -0.004 ★CR SR CSR
2021-10-06 Kent-Meridian HS 5000m 21:54.8 6th · 6th on team 120.9 +0.060 ★CR CSR
2021-09-25 Blue Lake Regional Park 5000m 19:23.1 55th · 5th on team 129.9 -0.001 CR CSR
2021-09-22 Kentridge HS 5000m 22:33 7th · 7th on team 115.0 +0.044 ★CR CSR
2021-09-18 Pacific Lutheran University 5000m 19:20.6 13th · 4th on team 129.9 +0.000 ★CR SR CSR
2021-09-15 Kentlake HS 5000m 20:56.2 3rd · 3rd on team 121.0 +0.015 SR CSR
2021-08-27 Lake Wilderness State Park 3000m 12:46 5th · 5th on team 131.6 +0.211 PR CR SR CSR RSR

2020 XC 128.6

Tahoma (WA) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2021-04-24 TBA 5000m 18:15.1 3rd · 1st on team 139.6 ★PR ★CR ★R SR CSR RSR
2021-04-14 Lake Wilderness State Park 5000m 21:25.3 4th · 4th on team 120.6 +0.029
2021-04-06 Lake Wilderness State Park 5000m 20:07.9 3rd · 3rd on team 128.2 +0.029 CR CSR
2021-03-31 Clark Lake Park 5000m 20:19 2nd · 2nd on team 133.4 +0.086 ★CR CSR RSR
2021-03-24 Kentlake HS 5000m 19:32 2nd · 2nd on team 130.5 +0.015 PR ★CR SR CSR
2021-03-17 Lake Wilderness State Park 3218m 11:57.7 3rd · 3rd on team 132.1 +0.020 ★PR ★CR SR CSR RSR
2020-11-08 Alton Baker Park 5000m 19:35 14th · 2nd on team 130.3 +0.016 PR ★CR SR CSR RSR
2020-10-13 Lakewood HS 5000m 20:15 7th · 3rd on team 125.0 -0.004 CR CSR
2020-10-11 Alton Baker Park 5000m 20:15 21st · 3rd on team 126.7 +0.016 PR CR SR CSR
2020-10-05 Tahoma HS 3200m 11:47 2nd · 2nd on team 127.1 -0.027 ★PR ★CR SR CSR RSR
2020-09-30 Blue Lake Park 5000m 20:30 39th · 5th on team 124.2 -0.001 ★CR CSR
2020-09-27 Alton Baker Park 5000m 20:30 22nd · 5th on team 125.4 +0.016 PR CR SR CSR RSR

Track & Field

TF speed rating

2026 TF 110.5

Sacramento State (CA) · Grade Jr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2026-05-02 Fresno St Invite 1500m 4:43.61 8th · 4th on team 113.9 -0.033
2026-05-02 Fresno St Invite 800m 2:23.24 22nd · 6th on team 109.9 -0.033
2026-04-24 Sacramento State-UC Davis (Causeway Classic Dual) 1500m 4:42.42 5th · 4th on team 114.3 -0.034 SR RSR
2026-04-24 Sacramento State-UC Davis (Causeway Classic Dual) 3ksteeple 11:28.38 3rd · 2nd on team -0.034 SR
2026-04-03 Mike Fanelli Track Classic 800m 2:21.76 136th · 8th on team 110.6 -0.038 SR
2026-04-03 Mike Fanelli Track Classic 1500m 4:50.4 96th · 6th on team 110.7 -0.038 SR
2026-03-20 Cal Invitational 1500m 4:53.85 28th · 6th on team 109.7 -0.036 SR
2026-03-20 Cal Invitational 800m 2:26.75 21st · 6th on team 107.0 -0.036
2026-02-13 Husky Classic 2026 1mile 5:17.2 124th · 4th on team 108.4 -0.046
2026-02-05 Nevada Wolfpack Classic & CE 800m 2:22.87 18th · 2nd on team 112.1 -0.021 SR RSR
2026-01-30 2026 UW Invite / Mile City 1mile 5:16.57 200th · 5th on team 108.7 -0.046 SR RSR

2025 TF 112.7

Sacramento State (CA) · Grade So

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-05-03 2025 Fresno State Invitational 1500m 4:56.07 20th · 7th on team 108.5 -0.034
2025-04-25 Sacramento State-UC Davis (Causeway Classic Dual) 3ksteeple 11:27.84 2nd · 1st on team -0.034 ★PR SR
2025-04-18 Bryan Clay Invitational 1500m 4:38.37 135th · 2nd on team 114.3 -0.048
2025-04-05 Mike Fanelli Classic 1500m 4:50.99 93rd · 6th on team 110.3 -0.038
2025-04-05 Mike Fanelli Classic 800m 2:20.6 109th · 7th on team 111.3 -0.038 ★PR SR
2025-03-21 Hornet Invitational 1500m 4:33.72 13th · 1st on team 117.8 -0.032 ★PR SR RSR
2025-03-14 Aggie Open 800m 2:22.18 9th · 2nd on team 111.7 -0.034 SR
2025-03-14 Aggie Open 3000m 10:01.64 3rd · 1st on team 116.0 -0.034 ★PR SR RSR
2025-01-31 2025 UW Invitational 1mile 5:04.16 94th · 3rd on team 112.9 -0.046 ★PR SR
2025-01-24 Lauren McCluskey Memorial Open 1000m 3:05.26 5th · 2nd on team 110.6 -0.031 ★PR SR RSR
2025-01-24 Lauren McCluskey Memorial Open 1mile 5:08.67 8th · 1st on team 113.7 -0.031 SR RSR

2024 TF 111.4

Sacramento State (CA) · Grade Fr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-04-26 Sacramento State-UC Davis (Causeway Classic Dual) 1500m 4:44.24 7th · 4th on team 113.8 -0.032 PR SR RSR
2024-04-26 Sacramento State-UC Davis (Causeway Classic Dual) 5000m 18:21.26 5th · 3rd on team 109.1 -0.032 ★PR SR
2024-04-13 2024 Bryan Clay Invitational 1500m 4:47.15 110th · 3rd on team 111.1 -0.048 SR
2024-04-06 Sacramento State Invitational 800m 2:20.77 6th · 5th on team 112.4 -0.032 PR SR
2024-03-30 Mike Fanelli Track Classic 1500m 4:50.18 67th · 2nd on team 111.1 -0.038
2024-03-30 Mike Fanelli Track Classic 800m 2:20.9 100th · 6th on team 111.9 -0.038 PR SR
2024-03-22 45th Aztec Invitational (Day 2) 3000m 10:15.04 4th · 4th on team 113.0 -0.036 PR SR RSR
2024-03-16 2024 Hornet Invite 1500m 4:47.26 36th · 5th on team 112.8 -0.032 SR
2024-03-09 2024 Aggie Open 800m 2:25.73 26th · 7th on team 108.0 -0.034 PR SR
2024-03-09 2024 Aggie Open 1mile 5:12.36 12th · 3rd on team 111.7 -0.034
2024-02-10 2024 Husky Classic 1mile 5:04.6 101st · 1st on team 113.0 -0.046 PR SR RSR
2024-01-27 2024 UW Invitational 1mile 5:16.9 112th · 4th on team 108.6 -0.046 PR SR RSR

2023 TF 128.3

Tahoma (WA) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-05-27 WIAA 2A, 3A, 4A State Championship Meet (HS) 3200m 11:06.09 7th · 1st on team 131.6 -0.039
2023-05-19 West Central Districts 1600m 5:14.53 10th · 2nd on team 129.6 -0.038
2023-05-19 West Central Districts 3200m 11:01.32 2nd · 1st on team 133.2 -0.038 ★PR SR
2023-05-12 NPSL Championships 1600m 5:16.58 2nd · 2nd on team 128.8 -0.038
2023-05-12 NPSL Championships 3200m 11:25.99 1st · 1st on team 128.5 -0.038
2023-05-03 NPSL League - Tahoma / Decatur @ Todd Beamer 1600m 5:22.82 2nd · 2nd on team 127.5 -0.027
2023-05-03 NPSL League - Tahoma / Decatur @ Todd Beamer 800m 2:29.32 2nd · 2nd on team 124.0 -0.027
2023-04-28 Nike/Jesuit Twilight Relays 1500m 4:45.57 7th · 1st on team 132.7 -0.042 PR SR
2023-04-26 Auburn, Tahoma @ Kentridge 800m 2:27.97 3rd · 3rd on team 123.3 -0.038 PR SR
2023-04-26 Auburn, Tahoma @ Kentridge 1600m 5:21.34 3rd · 3rd on team 126.5 -0.038
2023-04-22 GearUp Eason Invitational 3200m 11:44.41 14th · 4th on team 124.7 -0.034
2023-04-22 GearUp Eason Invitational 1600m 5:12.59 9th · 2nd on team 130.8 -0.034
2023-04-20 NPSL League - Federal Way / Tahoma @ Tahoma 1600m 5:28.21 4th · 4th on team 125.4 -0.030
2023-04-15 South Sound Classic, Presented by Nike Union Athletics Club 1600m 5:19.27 13th · 2nd on team 127.8 -0.034
2023-04-08 Arnie Young Invite 1600m 5:06.89 3rd · 1st on team 133.2 -0.039 SR RSR
2023-03-25 Liberty Invite 1600m 5:11.88 2nd · 1st on team 129.9 -0.044 SR RSR
2023-03-25 Liberty Invite 3200m 11:17.85 2nd · 1st on team 128.9 -0.044 SR
2023-03-16 NPSL League - Kentwood / Tahoma @ Tahoma 800m 2:28.57 2nd · 2nd on team 123.9 -0.030 PR SR RSR
2023-03-16 NPSL League - Kentwood / Tahoma @ Tahoma 1600m 5:20.64 2nd · 2nd on team 127.7 -0.030 SR RSR

2022 TF 127.6

Tahoma (WA) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2022-05-28 WIAA 2A, 3A, 4A State Championship Meet (HS) 3200m 11:29.91 15th · 3rd on team 127.3 -0.039
2022-05-28 WIAA 2A, 3A, 4A State Championship Meet (HS) 1600m 5:03.35 11th · 3rd on team 134.9 -0.039 ★PR SR RSR
2022-05-20 3A / 4A WCD3 & SWD4 Championships 1600m 5:06.55 6th · 3rd on team 133.0 -0.038 PR SR RSR
2022-05-20 3A / 4A WCD3 & SWD4 Championships 3200m 11:03.26 5th · 3rd on team 132.3 -0.038 PR SR
2022-05-13 3A / 4A NPSL Championships 3200m 11:20.25 3rd · 3rd on team 129.1 -0.038 PR SR
2022-05-13 3A / 4A NPSL Championships 1600m 5:13.92 3rd · 3rd on team 130.3 -0.038 SR RSR
2022-05-05 Kennedy Catholic vs Tahoma 3200m 11:22.24 3rd · 3rd on team 130.0 -0.030 PR SR RSR
2022-05-05 Kennedy Catholic vs Tahoma 800m 2:38.19 8th · 7th on team 117.5 -0.030
2022-04-28 Federal Way, Kentlake vs Tahoma 400m 1:04.41 4th · 4th on team -0.030 ★PR SR
2022-04-21 Mt Rainier, Kentwood vs Tahoma 800m 2:29.89 5th · 5th on team 123.9 -0.030 SR
2022-04-21 Mt Rainier, Kentwood vs Tahoma 3200m 11:48.47 2nd · 2nd on team 125.7 -0.030
2022-04-16 South Sound Classic, Presented by Skipper's Elite Athlete 3200m 11:50.73 12th · 2nd on team 124.2 -0.034
2022-04-02 Arnie Young Invitational 3200m 11:39.5 2nd · 1st on team 126.0 -0.039 SR RSR
2022-03-24 Aub Mtn, T Beamer vs Tahoma 3200m 11:55.72 1st · 1st on team 124.2 -0.030 SR RSR
2022-03-24 Aub Mtn, T Beamer vs Tahoma 400m 1:04.55 1st · 1st on team -0.030 PR SR

2021 TF 122.9

Unattached B (WA) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2021-06-04 Liberty Twilite 1600m 5:07.34 6th · 3rd on team 132.6 -0.044 PR SR RSR
2021-05-22 3A / 4A NPSL Meet 21-22 3200m 11:30.55 1st · 1st on team 129.0 -0.038
2021-05-22 3A / 4A NPSL Meet 21-22 1600m 5:22.3 3rd · 3rd on team 127.2 -0.038
2021-05-19 Kennedy Catholic vs Tahoma 3200m 13:54.56 4th · 4th on team 107.2 -0.030
2021-05-19 Kennedy Catholic vs Tahoma 1600m 6:36.02 12th · 11th on team 104.5 -0.030
2021-05-12 Federal Way vs Tahoma 3200m 11:27.8 1st · 1st on team 130.9 -0.030 PR SR
2021-05-12 Federal Way vs Tahoma 800m 2:33.98 4th · 4th on team 120.9 -0.030 SR
2021-05-05 Kent Meridian vs Tahoma 1600m 5:13.35 2nd · 2nd on team 132.1 -0.030 PR SR RSR
2021-04-28 Auburn Mountainview vs Tahoma 3200m 11:33 1st · 1st on team 129.3 -0.030 PR SR RSR
2021-04-28 Auburn Mountainview vs Tahoma 400m 1:05.11 5th · 4th on team -0.030 PR SR
2021-04-21 Tahoma @ Todd Beamer 1600m 5:58.23 4th · 4th on team 114.9 -0.034 SR RSR

2020 TF 127.2

None · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2020-05-30 TWILIGHT TRIALS #3 800m 2:34 21st · 13th on team 122.7 -0.013 SR RSR
2020-05-30 TWILIGHT TRIALS #3 1mile 5:28 15th · 8th on team 129.6 -0.013 PR SR RSR
2020-05-30 TWILIGHT TRIALS #3 2miles 11:46 5th · 1st on team 129.4 -0.013 ★PR SR

2019 TF 132.0

Summit Trail (WA) · Grade 8

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2019-06-06 Kent-Tahoma Middle School Champiohships 1600m 5:22.69 1st · 1st on team 138.6 -0.038 PR R SR RSR
2019-06-06 Kent-Tahoma Middle School Champiohships 800m 2:29.22 1st · 1st on team 134.7 -0.038 PR SR
2019-06-06 Kent-Tahoma Middle School Champiohships 400m 1:05.68 3rd · 1st on team -0.038 PR SR
2019-05-28 Maple View @ Summit Trail MS 1600m 5:33.7 2nd · 2nd on team 134.8 -0.031
2019-05-28 Maple View @ Summit Trail MS 400m 1:06.34 2nd · 1st on team -0.031 PR SR
2019-05-28 Maple View @ Summit Trail MS 800m 2:31.9 2nd · 2nd on team 133.0 -0.031 PR SR
2019-05-23 Cedar Heights @ Summit Trail MS 1600m 5:30.9 2nd · 2nd on team 136.2 -0.031 PR R SR RSR
2019-05-23 Cedar Heights @ Summit Trail MS 400m 1:08.34 1st · 1st on team -0.031
2019-05-23 Cedar Heights @ Summit Trail MS 800m 2:35.3 2nd · 2nd on team 130.2 -0.031 SR
2019-05-16 Meridian @ Summit Trail MS 400m 1:08.14 1st · 1st on team -0.031 PR SR
2019-05-16 Meridian @ Summit Trail MS 1600m 5:39.3 2nd · 2nd on team 132.3 -0.031 PR R SR RSR
2019-05-16 Meridian @ Summit Trail MS 800m 2:37.8 2nd · 2nd on team 127.9 -0.031
2019-05-09 Summit Trail vs. Meeker 800m 2:41.4 2nd · 2nd on team 125.9 -0.028
2019-05-09 Summit Trail vs. Meeker 400m 1:09.14 2nd · 1st on team -0.028
2019-05-09 Summit Trail vs. Meeker 1600m 5:50.7 1st · 1st on team 129.2 -0.028
2019-05-03 Summit Trail @ Mattson 400m 1:08.34 2nd · 1st on team -0.026 PR SR
2019-05-03 Summit Trail @ Mattson 800m 2:36 2nd · 1st on team 129.9 -0.026 R SR RSR
2019-05-03 Summit Trail @ Mattson 1600m 5:43 1st · 1st on team 131.6 -0.026 PR R SR RSR

2018 TF 122.5

Summit Trail (WA) · Grade 7

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2018-06-07 Kent-Tahoma Conference Meet 400m 1:10.37 12th · 1st on team -0.038
2018-06-07 Kent-Tahoma Conference Meet 800m 2:33.9 5th · 2nd on team 129.8 -0.038 PR R SR RSR
2018-06-07 Kent-Tahoma Conference Meet 1600m 5:49.66 7th · 4th on team 127.4 -0.038
2018-06-05 Kent-Tahoma Conference Meet 400m 1:10.37 12th · 1st on team -0.038 PR SR
2018-06-05 Kent-Tahoma Conference Meet 1600m 5:49.66 7th · 4th on team 127.5 -0.038 PR R SR RSR
2018-05-29 Summit Trail @ Maple View 1600m 5:59.4 6th · 4th on team 124.9 -0.032 PR R SR RSR
2018-05-29 Summit Trail @ Maple View 75mh 16.44 16th · 11th on team -0.032
2018-05-29 Summit Trail @ Maple View 400m 1:12.24 7th · 2nd on team -0.032 PR SR
2018-05-17 Meeker @ Summit Trail 400m 1:13.64 2nd · 1st on team -0.031 PR SR
2018-05-17 Meeker @ Summit Trail 1600m 6:00.9 4th · 4th on team 124.4 -0.031 PR R SR RSR
2018-05-17 Meeker @ Summit Trail 75mh 16.24 13th · 10th on team -0.031 ★PR SR
2018-05-10 Mattson @ Summit Trail 75mh 17.04 14th · 10th on team -0.031
2018-05-10 Mattson @ Summit Trail 800m 2:56.1 6th · 4th on team 114.6 -0.031 R RSR
2018-05-10 Mattson @ Summit Trail 1600m 6:21.4 5th · 5th on team 117.8 -0.031 PR R SR RSR
2018-05-01 Summit Trail MS @ Mill Creek MS 1600m 7:35 8th · 8th on team -0.038 PR SR
2018-05-01 Summit Trail MS @ Mill Creek MS 75mh 16.74 12th · 11th on team -0.038 PR SR
2018-05-01 Summit Trail MS @ Mill Creek MS 800m 2:56 5th · 5th on team 113.8 -0.038 PR R SR RSR