Sarah Underhay

Bib: 23344F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:42
Rank: #20411
Start5K
26:42 | 8:36/mi
10K· 6.21 mi
53:32
Rank: #20468 (-57)
5K10K
26:50 | 8:38/mi
15K· 9.32 mi
1:20:49
Rank: #20582 (-114)
10K15K
27:17 | 8:47/mi
20K· 12.43 mi
1:51:48
Rank: #21917 (-1335)
15K20K
30:59 | 9:58/mi
Half· 13.11 mi
2:01:33
Rank: #23043 (-1126)
20KHalf
9:45 | 14:17/mi
25K· 15.53 mi
2:54:50
Rank: #26843 (-3800)
Half25K
53:17 | 21:59/mi
30K· 18.64 mi
3:46:38
Rank: #27449 (-606)
25K30K
51:48 | 16:40/mi
20M
4:04:16
Rank: #27379 (+70)
30K20M
17:38 | 12:59/mi
21M
4:17:44
Rank: #27328 (+51)
20M21M
13:28 | 13:28/mi
35K· 21.75 mi
4:26:31
Rank: #27282 (+46)
21M35K
8:47 | 11:44/mi
23M
4:38:52
Rank: #27091 (+191)
35K23M
12:21 | 9:52/mi
24M
4:48:34
Rank: #26958 (+133)
23M24M
9:42 | 9:42/mi
40K· 24.85 mi
4:57:06
Rank: #26814 (+144)
24M40K
8:32 | 9:59/mi
25.2M
5:00:59
Rank: #26769 (+45)
40K25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
5:11:24
Rank: #26709 (+60)
25.2MFinish
10:25 | 10:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:33
Pace9:16 /mi
2nd Half
Distance13.11 mi
Time3:09:51
Pace14:29 /mi
📊Positive Split: 56.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:1826:428:3626:42
8:36
-
10K
6.21 mi11:51:0853:328:3726:50
8:38
+0:02
15K
9.32 mi12:18:251:20:498:4027:17
8:47
+0:09
20K
12.43 mi12:49:241:51:489:0030:59
9:58
+1:11
Half
13.11 mi12:59:092:01:339:169:45
14:17
+4:19
25K
15.53 mi13:52:262:54:5011:1553:17
21:59
+7:42
30K
18.64 mi14:44:143:46:3812:0951:48
16:40
-5:19
20M
20.00 mi15:01:524:04:1612:1317:38
12:59
-3:41
21M
21.00 mi15:15:204:17:4412:1613:28
13:28
+0:29
35K
21.75 mi15:24:074:26:3112:158:47
11:44
-1:44
23M
23.00 mi15:36:284:38:5212:0712:21
9:52
-1:52
24M
24.00 mi15:46:104:48:3412:019:42
9:42
-0:10
40K
24.85 mi15:54:424:57:0611:578:32
9:59
+0:17
25.2M
25.20 mi15:58:355:00:5911:573:53
11:16
+1:17
Finish
26.22 mi16:09:005:11:2411:5310:25
10:13
-1:03

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:36 /mi

Average Pace

11:53 /mi

Slowest Pace

21:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:45:28

53% of race

Time at Slower Pace

2:25:56

47% of race

Average Pace: 11:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:24:1826:428:3626:42
8:36
#20411
10K
6.21 mi11:51:0853:328:3726:50
8:38
#20468
15K
9.32 mi12:18:251:20:498:4027:17
8:47
#20582
20K
12.43 mi12:49:241:51:489:0030:59
9:58
#21917
Half
13.11 mi12:59:092:01:339:169:45
14:17
#23043
25K
15.53 mi13:52:262:54:5011:1553:17
21:59
#26843
30K
18.64 mi14:44:143:46:3812:0951:48
16:40
#27449
20M
20.00 mi15:01:524:04:1612:1317:38
12:59
#27379
21M
21.00 mi15:15:204:17:4412:1613:28
13:28
#27328
35K
21.75 mi15:24:074:26:3112:158:47
11:44
#27282
23M
23.00 mi15:36:284:38:5212:0712:21
9:52
#27091
24M
24.00 mi15:46:104:48:3412:019:42
9:42
#26958
40K
24.85 mi15:54:424:57:0611:578:32
9:59
#26814
25.2M
25.20 mi15:58:355:00:5911:573:53
11:16
#26769
Finish
26.22 mi16:09:005:11:2411:5310:25
10:13
#26709
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi204117752775220934(Top 74%)7966(Top 65%)7966(Top 611%)
10K6.21 mi3.10 mi20468-577759-77759-720530(Top 72%)7763(Top 63%)7763(Top 596%)
15K9.32 mi3.11 mi20582-1147799-407799-4020934(Top 74%)7966(Top 65%)7966(Top 611%)
20K12.43 mi3.11 mi21917-13358558-7598558-75924167(Top 85%)9812(Top 80%)9812(Top 753%)
Half13.11 mi0.68 mi23043-11269150-5929150-59228290(Top 100%)12174(Top 100%)12174(Top 934%)
25K15.53 mi2.42 mi26843-380011285-213511285-213528403(Top 100%)12228(Top 100%)12228(Top 938%)
30K18.64 mi3.11 mi27449-60611672-38711672-38728329(Top 100%)12199(Top 100%)12199(Top 936%)
20M20.00 mi1.36 mi27379+7011636+3611636+3626419(Top 93%)11242(Top 92%)11242(Top 863%)
21M21.00 mi1.00 mi27328+5111610+2611610+2625629(Top 90%)10873(Top 89%)10873(Top 834%)
35K21.75 mi0.75 mi27282+4611587+2311587+2325457(Top 90%)10826(Top 89%)10826(Top 831%)
23M23.00 mi1.25 mi27091+19111481+10611481+10619989(Top 70%)8056(Top 66%)8056(Top 618%)
24M24.00 mi1.00 mi26958+13311403+7811403+7820346(Top 72%)8272(Top 68%)8272(Top 635%)
40K24.85 mi0.85 mi26814+14411340+6311340+6320381(Top 72%)8361(Top 68%)8361(Top 642%)
25.2M25.20 mi0.35 mi26769+4511320+2011320+2021341(Top 75%)8850(Top 72%)8850(Top 679%)
Finish26.22 mi1.02 mi26709+6011291+2911291+2923567(Top 83%)9966(Top 82%)9966(Top 765%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

20934

Females

7966

F50-54

7966

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20530

Females

7763

F50-54

7763

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

20934

Females

7966

F50-54

7966

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24167

Females

9812

F50-54

9812

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

28290

Females

12174

F50-54

12174

Half→25K

13.1 - 15.5 mi

Top 100%
×4stories
+66ft-88ft

Overall

28403

Females

12228

F50-54

12228

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

28329

Females

12199

F50-54

12199

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

26419

Females

11242

F50-54

11242

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25629

Females

10873

F50-54

10873

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25457

Females

10826

F50-54

10826

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19989

Females

8056

F50-54

8056

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

20346

Females

8272

F50-54

8272

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20381

Females

8361

F50-54

8361

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21341

Females

8850

F50-54

8850

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23567

Females

9966

F50-54

9966

Passing Analysis

Category:
Athletes Passed
1201
Passed By
7499
Net Change
-6298
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20411
5K10K259316-57#20411#20468
10K15K159273-114#20468#20582
15K20K231358-1335#20582#21917
20KHalf11127-1126#21917#23043
Half25K03800-3800#23043#26843
25K30K5611-606#26843#27449
30K20M744+70#27449#27379
20M21M598+51#27379#27328
21M35K482+46#27328#27282
35K23M1910+191#27282#27091
23M24M1330+133#27091#26958
24M40K1440+144#26958#26814
40K25.2M450+45#26814#26769
25.2MFinish600+60#26769#26709
TOTALS12017499-6298
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing