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BOSTON MARATHON 2025

Andrea Jester

Bib: 20234•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
Masters (Masters Women)
#0 / 6759
Top 27%
Division (F45-49)
#0 / 1813
Top 32%
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
8:06/mi
25:10
↑ 97↓ 3451.5%
10K· 6.21 mi
8:05/mi
50:17
↑ 79↓ 1380.4%
15K· 9.32 mi
8:06/mi
1:15:26
↑ 67↓ 78
20K· 12.43 mi
8:14/mi
1:41:02
↑ 106↓ 860.1%
Half· 13.11 mi
8:02/mi
1:46:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:14/mi
2:06:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:33/mi
2:33:02
↑ 181↓ 1480.2%
20M
8:32/mi
2:44:38
↑ 64↓ 500.2%
21M
9:11/mi
2:53:49
↑ 106↓ 241.6%
35K· 21.75 mi
8:05/mi
2:59:52
↑ 17↓ 861.7%
23M
8:27/mi
3:10:27
↑ 23↓ 630.6%
24M
8:12/mi
3:18:39
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:25:45
↓ 200.3%
25.2M
9:08/mi
3:28:54
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:37:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:31
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:50:38
Pace8:26 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3725:108:0625:10
8:06
-
10K
6.21 mi11:41:4450:178:0625:07
8:05
-0:01
15K
9.32 mi12:06:531:15:268:0625:09
8:06
+0:01
20K
12.43 mi12:32:291:41:028:0825:36
8:14
+0:08
Half
13.11 mi12:37:581:46:318:085:29
8:02
-0:12
25K
15.53 mi12:57:562:06:298:0919:58
8:14
+0:12
30K
18.64 mi13:24:292:33:028:1326:33
8:33
+0:19
20M
20.00 mi13:36:052:44:388:1411:36
8:32
-0:01
21M
21.00 mi13:45:162:53:498:179:11
9:11
+0:39
35K
21.75 mi13:51:192:59:528:166:03
8:05
-1:06
23M
23.00 mi14:01:543:10:278:1710:35
8:27
+0:22
24M
24.00 mi14:10:063:18:398:178:12
8:12
-0:15
40K
24.85 mi14:17:123:25:458:177:06
8:18
+0:06
25.2M
25.20 mi14:20:213:28:548:173:09
9:08
+0:50
Finish
26.22 mi14:28:363:37:098:178:15
8:06
-1:02

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

8:02 /mi

Average Pace

8:17 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24:49

94% of race

Time at Steady Pace

12:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi11:16:3725:108:0625:10
8:06
#17334
10K
6.21 mi11:41:4450:178:0625:07
8:05
#17201
15K
9.32 mi12:06:531:15:268:0625:09
8:06
#17024
20K
12.43 mi12:32:291:41:028:0825:36
8:14
#16891
Half
13.11 mi12:37:581:46:318:085:29
8:02
#16849
25K
15.53 mi12:57:562:06:298:0919:58
8:14
#16584
30K
18.64 mi13:24:292:33:028:1326:33
8:33
#16272
20M
20.00 mi13:36:052:44:388:1411:36
8:32
#16083
21M
21.00 mi13:45:162:53:498:179:11
9:11
#15926
35K
21.75 mi13:51:192:59:528:166:03
8:05
#15768
23M
23.00 mi14:01:543:10:278:1710:35
8:27
#15587
24M
24.00 mi14:10:063:18:398:178:12
8:12
#15446
40K
24.85 mi14:17:123:25:458:177:06
8:18
#15298
25.2M
25.20 mi14:20:213:28:548:173:09
9:08
#15253
Finish
26.22 mi14:28:363:37:098:178:15
8:06
#15173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi173345935593516686(Top 59%)5554(Top 45%)5554(Top 306%)
10K6.21 mi3.10 mi17201+1335848+875848+8717073(Top 60%)5750(Top 47%)5750(Top 317%)
15K9.32 mi3.11 mi17024+1775730+1185730+11816686(Top 59%)5554(Top 45%)5554(Top 306%)
20K12.43 mi3.11 mi16891+1335676+545676+5416547(Top 58%)5520(Top 45%)5520(Top 304%)
Half13.11 mi0.68 mi16849+425643+335643+3316120(Top 57%)5277(Top 43%)5277(Top 291%)
25K15.53 mi2.42 mi16584+2655514+1295514+12915511(Top 55%)5032(Top 41%)5032(Top 278%)
30K18.64 mi3.11 mi16272+3125394+1205394+12015031(Top 53%)4928(Top 40%)4928(Top 272%)
20M20.00 mi1.36 mi16083+1895313+815313+8113990(Top 49%)4512(Top 37%)4512(Top 249%)
21M21.00 mi1.00 mi15926+1575265+485265+4814507(Top 51%)4900(Top 40%)4900(Top 270%)
35K21.75 mi0.75 mi15768+1585194+715194+7112803(Top 45%)4052(Top 33%)4052(Top 223%)
23M23.00 mi1.25 mi15587+1815123+715123+7112994(Top 46%)4269(Top 35%)4269(Top 235%)
24M24.00 mi1.00 mi15446+1415063+605063+6012544(Top 44%)4073(Top 33%)4073(Top 225%)
40K24.85 mi0.85 mi15298+1485013+505013+5012155(Top 43%)3991(Top 33%)3991(Top 220%)
25.2M25.20 mi0.35 mi15253+455004+95004+912516(Top 44%)4237(Top 35%)4237(Top 234%)
Finish26.22 mi1.02 mi15173+804973+314973+3113544(Top 48%)4718(Top 39%)4718(Top 260%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16686

Females

5554

F45-49

5554

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17073

Females

5750

F45-49

5750

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16686

Females

5554

F45-49

5554

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

16547

Females

5520

F45-49

5520

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16120

Females

5277

F45-49

5277

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

15511

Females

5032

F45-49

5032

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

15031

Females

4928

F45-49

4928

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13990

Females

4512

F45-49

4512

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14507

Females

4900

F45-49

4900

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

12803

Females

4052

F45-49

4052

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12994

Females

4269

F45-49

4269

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12544

Females

4073

F45-49

4073

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12155

Females

3991

F45-49

3991

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12516

Females

4237

F45-49

4237

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13544

Females

4718

F45-49

4718

Passing Analysis

Category:
Athletes Passed
2910
Passed By
749
Net Change
+2161
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17334
5K → 10K371238+133#17334#17201
10K → 15K294117+177#17201#17024
15K → 20K253120+133#17024#16891
20K → Half5715+42#16891#16849
Half → 25K29833+265#16849#16584
25K → 30K39078+312#16584#16272
30K → 20M21627+189#16272#16083
20M → 21M19134+157#16083#15926
21M → 35K1624+158#15926#15768
35K → 23M20120+181#15768#15587
23M → 24M15110+141#15587#15446
24M → 40K16517+148#15446#15298
40K → 25.2M549+45#15298#15253
25.2M → Finish10727+80#15253#15173
TOTALS2910749+2161
📊

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