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BOSTON MARATHON 2025

Anna Davids

CO

Bib: 14990 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 30%
Gender (Female)
#0 / 12228
Top 13%
Division (F18-39)
#0 / 5469
Top 23%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:25/mi
23:03
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:33/mi
46:30
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:19/mi
1:09:13
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:20/mi
1:32:01
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:11/mi
1:36:55
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:22/mi
1:54:46
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:31/mi
2:18:06
↑ 181↓ 1480.2%
138 ft elev
20M
7:40/mi
2:28:31
↑ 64↓ 500.2%
148 ft elev
21M
7:58/mi
2:36:29
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:02/mi
2:41:45
↑ 17↓ 861.7%
156 ft elev
23M
7:30/mi
2:51:09
↑ 23↓ 630.6%
116 ft elev
24M
7:25/mi
2:58:34
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:29/mi
3:04:58
↓ 200.3%
20 ft elev
25.2M
7:58/mi
3:07:43
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:55/mi
3:14:46
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:36:557:24 /mi⚖️ balanced
2nd Half
1:37:517:28 /mi⚖️ balanced
Even split — consistent pacing between halves
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3123:037:2523:03
7:25
-
10K
6.21 mi11:18:5846:307:2923:27
7:33
+0:08
15K
9.32 mi11:41:411:09:137:2622:43
7:19
-0:14
20K
12.43 mi12:04:291:32:017:2422:48
7:20
+0:01
Half
13.11 mi12:09:231:36:557:244:54
7:11
-0:09
25K
15.53 mi12:27:141:54:467:2317:51
7:22
+0:11
30K
18.64 mi12:50:342:18:067:2523:20
7:31
+0:09
20M
20.00 mi13:00:592:28:317:2610:25
7:40
+0:09
21M
21.00 mi13:08:572:36:297:277:58
7:58
+0:18
35K
21.75 mi13:14:132:41:457:265:16
7:02
-0:56
23M
23.00 mi13:23:372:51:097:269:24
7:30
+0:28
24M
24.00 mi13:31:022:58:347:267:25
7:25
-0:05
40K
24.85 mi13:37:263:04:587:276:24
7:29
+0:04
25.2M
25.20 mi13:40:113:07:437:272:45
7:58
+0:29
Finish
26.22 mi13:47:143:14:467:267:03
6:55
-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

6:55 /mi

Average Pace

7:26 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:53:38

89% of race

Time at Steady Pace

21:08

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi10:55:3123:037:2523:03
7:25
#11524
10K
6.21 mi11:18:5846:307:2923:27
7:33
#11984
15K
9.32 mi11:41:411:09:137:2622:43
7:19
#11310
20K
12.43 mi12:04:291:32:017:2422:48
7:20
#10796
Half
13.11 mi12:09:231:36:557:244:54
7:11
#10691
25K
15.53 mi12:27:141:54:467:2317:51
7:22
#10341
30K
18.64 mi12:50:342:18:067:2523:20
7:31
#9774
20M
20.00 mi13:00:592:28:317:2610:25
7:40
#9601
21M
21.00 mi13:08:572:36:297:277:58
7:58
#9421
35K
21.75 mi13:14:132:41:457:265:16
7:02
#9220
23M
23.00 mi13:23:372:51:097:269:24
7:30
#8994
24M
24.00 mi13:31:022:58:347:267:25
7:25
#8872
40K
24.85 mi13:37:263:04:587:276:24
7:29
#8731
25.2M
25.20 mi13:40:113:07:437:272:45
7:58
#8655
Finish
26.22 mi13:47:143:14:467:267:03
6:55
#8474
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11524253425341009619261926
10K6.21 mi3.10 mi11984-4602800-2662800-2661254031073107
15K9.32 mi3.11 mi11310+6742477+3232477+3231009619261926
20K12.43 mi3.11 mi10796+5142239+2382239+238936716751675
Half13.11 mi0.68 mi10691+1052187+522187+52899614971497
25K15.53 mi2.42 mi10341+3502061+1262061+126885215751575
30K18.64 mi3.11 mi9774+5671860+2011860+201783113241324
20M20.00 mi1.36 mi9601+1731815+451815+45814915951595
21M21.00 mi1.00 mi9421+1801764+511764+51719813871387
35K21.75 mi0.75 mi9220+2011702+621702+625705840840
23M23.00 mi1.25 mi8994+2261638+641638+64669212671267
24M24.00 mi1.00 mi8872+1221619+191619+19717015251525
40K24.85 mi0.85 mi8731+1411601+181601+18676014471447
25.2M25.20 mi0.35 mi8655+761583+181583+18587812041204
Finish26.22 mi1.02 mi8474+1811531+521531+525252956956

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

10096

Females

1926

F18-39

1926

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12540

Females

3107

F18-39

3107

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

10096

Females

1926

F18-39

1926

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9367

Females

1675

F18-39

1675

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8996

Females

1497

F18-39

1497

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8852

Females

1575

F18-39

1575

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7831

Females

1324

F18-39

1324

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8149

Females

1595

F18-39

1595

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

7198

Females

1387

F18-39

1387

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5705

Females

840

F18-39

840

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6692

Females

1267

F18-39

1267

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7170

Females

1525

F18-39

1525

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6760

Females

1447

F18-39

1447

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5878

Females

1204

F18-39

1204

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

5252

Females

956

F18-39

956

Passing Analysis

Category:
Athletes Passed
3771*
Passed By
721
Net Change
+3050
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11524
5K → 10K95555-460#11524#11984
10K → 15K68713+674#11984#11310
15K → 20K5228+514#11310#10796
20K → Half1072+105#10796#10691
Half → 25K37020+350#10691#10341
25K → 30K582*15+567#10341#9774
30K → 20M20027+173#9774#9601
20M → 21M19919+180#9601#9421
21M → 35K2032+201#9421#9220
35K → 23M23913+226#9220#8994
23M → 24M14523+122#8994#8872
24M → 40K15312+141#8872#8731
40K → 25.2M826+76#8731#8655
25.2M → Finish1876+181#8655#8474
TOTALS3771*721+3050

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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