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BOSTON MARATHON 2025

Sloane Garelick

Bib: 31890•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:38/mi
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:12
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:21:08
↑ 67↓ 78
20K· 12.43 mi
8:41/mi
1:48:08
↑ 106↓ 860.1%
Half· 13.11 mi
8:36/mi
1:54:00
↑ 19↓ 370.5%
25K· 15.53 mi
8:43/mi
2:15:07
↑ 66↓ 880.2%
30K· 18.64 mi
8:54/mi
2:42:45
↑ 181↓ 1480.2%
20M
8:45/mi
2:54:39
↑ 64↓ 500.2%
21M
9:01/mi
3:03:40
↑ 106↓ 241.6%
35K· 21.75 mi
10:55/mi
3:11:50
↑ 17↓ 861.7%
23M
8:41/mi
3:22:42
↑ 23↓ 630.6%
24M
8:40/mi
3:31:22
↓ 821.3%
40K· 24.85 mi
8:32/mi
3:38:40
↓ 200.3%
25.2M
8:59/mi
3:41:46
↑ 13↓ 160.2%
Finish· 26.22 mi
7:48/mi
3:49:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:00
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time1:55:43
Pace8:50 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:5426:508:3826:50
8:38
-
10K
6.21 mi12:22:1654:128:4327:22
8:49
+0:11
15K
9.32 mi12:49:121:21:088:4226:56
8:40
-0:09
20K
12.43 mi13:16:121:48:088:4227:00
8:41
+0:01
Half
13.11 mi13:22:041:54:008:425:52
8:36
-0:05
25K
15.53 mi13:43:112:15:078:4221:07
8:43
+0:07
30K
18.64 mi14:10:492:42:458:4427:38
8:54
+0:11
20M
20.00 mi14:22:432:54:398:4411:54
8:45
-0:09
21M
21.00 mi14:31:443:03:408:459:01
9:01
+0:16
35K
21.75 mi14:39:543:11:508:498:10
10:55
+1:54
23M
23.00 mi14:50:463:22:428:4910:52
8:41
-2:14
24M
24.00 mi14:59:263:31:228:488:40
8:40
-0:01
40K
24.85 mi15:06:443:38:408:487:18
8:32
-0:08
25.2M
25.20 mi15:09:503:41:468:483:06
8:59
+0:27
Finish
26.22 mi15:17:473:49:438:467:57
7:48
-1:11

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

7:48 /mi

Average Pace

8:46 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:57

3% of race

Time at Steady Pace

3:24:35

89% of race

Time at Slower Pace

17:11

7% of race

Average Pace: 8:46 /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 mi11:54:5426:508:3826:50
8:38
#20688
10K
6.21 mi12:22:1654:128:4327:22
8:49
#21023
15K
9.32 mi12:49:121:21:088:4226:56
8:40
#20772
20K
12.43 mi13:16:121:48:088:4227:00
8:41
#20430
Half
13.11 mi13:22:041:54:008:425:52
8:36
#20385
25K
15.53 mi13:43:112:15:078:4221:07
8:43
#20051
30K
18.64 mi14:10:492:42:458:4427:38
8:54
#19499
20M
20.00 mi14:22:432:54:398:4411:54
8:45
#19187
21M
21.00 mi14:31:443:03:408:459:01
9:01
#18877
35K
21.75 mi14:39:543:11:508:498:10
10:55
#19217
23M
23.00 mi14:50:463:22:428:4910:52
8:41
#18947
24M
24.00 mi14:59:263:31:228:488:40
8:40
#18810
40K
24.85 mi15:06:443:38:408:487:18
8:32
#18597
25.2M
25.20 mi15:09:503:41:468:483:06
8:59
#18480
Finish
26.22 mi15:17:473:49:438:467:57
7:48
#18258
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi206887904790420296(Top 71%)7591(Top 62%)7591(Top 139%)
10K6.21 mi3.10 mi21023-3358068-1648068-16421440(Top 75%)8270(Top 68%)8270(Top 151%)
15K9.32 mi3.11 mi20772+2517908+1607908+16020296(Top 71%)7591(Top 62%)7591(Top 139%)
20K12.43 mi3.11 mi20430+3427717+1917717+19119372(Top 68%)7117(Top 58%)7117(Top 130%)
Half13.11 mi0.68 mi20385+457698+197698+1919825(Top 70%)7363(Top 60%)7363(Top 135%)
25K15.53 mi2.42 mi20051+3347513+1857513+18518461(Top 65%)6684(Top 55%)6684(Top 122%)
30K18.64 mi3.11 mi19499+5527238+2757238+27517133(Top 60%)6099(Top 50%)6099(Top 112%)
20M20.00 mi1.36 mi19187+3127086+1527086+15215448(Top 54%)5298(Top 43%)5298(Top 97%)
21M21.00 mi1.00 mi18877+3106934+1526934+15213669(Top 48%)4464(Top 37%)4464(Top 82%)
35K21.75 mi0.75 mi19217-3407141-2077141-20724035(Top 85%)10075(Top 82%)10075(Top 184%)
23M23.00 mi1.25 mi18947+2707022+1197022+11914464(Top 51%)5053(Top 41%)5053(Top 92%)
24M24.00 mi1.00 mi18810+1376961+616961+6115578(Top 55%)5691(Top 47%)5691(Top 104%)
40K24.85 mi0.85 mi18597+2136875+866875+8613722(Top 48%)4833(Top 40%)4833(Top 88%)
25.2M25.20 mi0.35 mi18480+1176818+576818+5711869(Top 42%)3945(Top 32%)3945(Top 72%)
Finish26.22 mi1.02 mi18258+2226722+966722+9611502(Top 40%)3719(Top 30%)3719(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

20296

Females

7591

F18-39

7591

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21440

Females

8270

F18-39

8270

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

20296

Females

7591

F18-39

7591

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19372

Females

7117

F18-39

7117

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19825

Females

7363

F18-39

7363

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

18461

Females

6684

F18-39

6684

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

17133

Females

6099

F18-39

6099

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15448

Females

5298

F18-39

5298

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

13669

Females

4464

F18-39

4464

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24035

Females

10075

F18-39

10075

35K→23M

21.8 - 23.0 mi

Top 51%
×5story building
+23ft-63ft

Overall

14464

Females

5053

F18-39

5053

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15578

Females

5691

F18-39

5691

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13722

Females

4833

F18-39

4833

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11869

Females

3945

F18-39

3945

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11502

Females

3719

F18-39

3719

Passing Analysis

Category:
Athletes Passed
3468
Passed By
1038
Net Change
+2430
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20688
5K → 10K143478-335#20688#21023
10K → 15K32978+251#21023#20772
15K → 20K38240+342#20772#20430
20K → Half5914+45#20430#20385
Half → 25K36127+334#20385#20051
25K → 30K57321+552#20051#19499
30K → 20M3131+312#19499#19187
20M → 21M3100+310#19187#18877
21M → 35K11351-340#18877#19217
35K → 23M2733+270#19217#18947
23M → 24M15215+137#18947#18810
24M → 40K2163+213#18810#18597
40K → 25.2M1170+117#18597#18480
25.2M → Finish2297+222#18480#18258
TOTALS34681038+2430
📊

Passing Visuals

Category:
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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