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BOSTON MARATHON 2025

Dani Lowder

Bib: 15604•F

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0:00
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 43%
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:19
Rank: #19716
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
52:19
Rank: #19362 (+354)
5K → 10K
26:00 | 8:22/mi
15K· 9.32 mi
1:17:57
Rank: #18807 (+555)
10K → 15K
25:38 | 8:15/mi
20K· 12.43 mi
1:43:47
Rank: #18320 (+487)
15K → 20K
25:50 | 8:19/mi
Half· 13.11 mi
1:49:25
Rank: #18282 (+38)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:09:40
Rank: #17912 (+370)
Half → 25K
20:15 | 8:21/mi
30K· 18.64 mi
2:37:44
Rank: #17851 (+61)
25K → 30K
28:04 | 9:02/mi
20M
2:49:23
Rank: #17575 (+276)
30K → 20M
11:39 | 8:34/mi
21M
2:57:55
Rank: #17178 (+397)
20M → 21M
8:32 | 8:32/mi
35K· 21.75 mi
3:03:55
Rank: #16987 (+191)
21M → 35K
6:00 | 8:01/mi
23M
3:14:06
Rank: #16612 (+375)
35K → 23M
10:11 | 8:08/mi
24M
3:21:59
Rank: #16307 (+305)
23M → 24M
7:53 | 7:53/mi
40K· 24.85 mi
3:28:41
Rank: #16052 (+255)
24M → 40K
6:42 | 7:50/mi
25.2M
3:31:33
Rank: #15908 (+144)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:38:52
Rank: #15583 (+325)
25.2M → Finish
7:19 | 7:11/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:49:25
Pace8:21 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:27
Pace8:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:5926:198:2826:19
8:28
-
10K
6.21 mi11:43:5952:198:2526:00
8:22
-0:06
15K
9.32 mi12:09:371:17:578:2225:38
8:15
-0:07
20K
12.43 mi12:35:271:43:478:2125:50
8:19
+0:04
Half
13.11 mi12:41:051:49:258:215:38
8:15
-0:04
25K
15.53 mi13:01:202:09:408:2120:15
8:21
+0:06
30K
18.64 mi13:29:242:37:448:2828:04
9:02
+0:41
20M
20.00 mi13:41:032:49:238:2811:39
8:34
-0:28
21M
21.00 mi13:49:352:57:558:288:32
8:32
-0:02
35K
21.75 mi13:55:353:03:558:276:00
8:01
-0:31
23M
23.00 mi14:05:463:14:068:2610:11
8:08
+0:07
24M
24.00 mi14:13:393:21:598:257:53
7:53
-0:15
40K
24.85 mi14:20:213:28:418:246:42
7:50
-0:03
25.2M
25.20 mi14:23:133:31:338:242:52
8:19
+0:29
Finish
26.22 mi14:30:323:38:528:217:19
7:11
-1:08

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

7:11 /mi

Average Pace

8:21 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:54

13% of race

Time at Steady Pace

2:22:43

65% of race

Time at Slower Pace

48:15

22% of race

Average Pace: 8:21 /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 mi11:17:5926:198:2826:19
8:28
#19716
10K
6.21 mi11:43:5952:198:2526:00
8:22
#19362
15K
9.32 mi12:09:371:17:578:2225:38
8:15
#18807
20K
12.43 mi12:35:271:43:478:2125:50
8:19
#18320
Half
13.11 mi12:41:051:49:258:215:38
8:15
#18282
25K
15.53 mi13:01:202:09:408:2120:15
8:21
#17912
30K
18.64 mi13:29:242:37:448:2828:04
9:02
#17851
20M
20.00 mi13:41:032:49:238:2811:39
8:34
#17575
21M
21.00 mi13:49:352:57:558:288:32
8:32
#17178
35K
21.75 mi13:55:353:03:558:276:00
8:01
#16987
23M
23.00 mi14:05:463:14:068:2610:11
8:08
#16612
24M
24.00 mi14:13:393:21:598:257:53
7:53
#16307
40K
24.85 mi14:20:213:28:418:246:42
7:50
#16052
25.2M
25.20 mi14:23:133:31:338:242:52
8:19
#15908
Finish
26.22 mi14:30:323:38:528:217:19
7:11
#15583
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi197167334733417741(Top 62%)6159(Top 50%)6159(Top 113%)
10K6.21 mi3.10 mi19362+3547097+2377097+23718995(Top 67%)6876(Top 56%)6876(Top 126%)
15K9.32 mi3.11 mi18807+5556790+3076790+30717741(Top 62%)6159(Top 50%)6159(Top 113%)
20K12.43 mi3.11 mi18320+4876522+2686522+26817014(Top 60%)5781(Top 47%)5781(Top 106%)
Half13.11 mi0.68 mi18282+386506+166506+1617659(Top 62%)6113(Top 50%)6113(Top 112%)
25K15.53 mi2.42 mi17912+3706302+2046302+20416254(Top 57%)5453(Top 45%)5453(Top 100%)
30K18.64 mi3.11 mi17851+616318-166318-1617852(Top 63%)6501(Top 53%)6501(Top 119%)
20M20.00 mi1.36 mi17575+2766190+1286190+12814285(Top 50%)4659(Top 38%)4659(Top 85%)
21M21.00 mi1.00 mi17178+3975979+2115979+21110735(Top 38%)2983(Top 24%)2983(Top 55%)
35K21.75 mi0.75 mi16987+1915890+895890+8912458(Top 44%)3893(Top 32%)3893(Top 71%)
23M23.00 mi1.25 mi16612+3755703+1875703+18710983(Top 39%)3229(Top 26%)3229(Top 59%)
24M24.00 mi1.00 mi16307+3055552+1515552+15110490(Top 37%)3056(Top 25%)3056(Top 56%)
40K24.85 mi0.85 mi16052+2555437+1155437+1159101(Top 32%)2522(Top 21%)2522(Top 46%)
25.2M25.20 mi0.35 mi15908+1445368+695368+697835(Top 28%)2024(Top 17%)2024(Top 37%)
Finish26.22 mi1.02 mi15583+3255200+1685200+1686970(Top 25%)1647(Top 13%)1647(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17741

Females

6159

F18-39

6159

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

18995

Females

6876

F18-39

6876

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17741

Females

6159

F18-39

6159

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17014

Females

5781

F18-39

5781

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

17659

Females

6113

F18-39

6113

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

16254

Females

5453

F18-39

5453

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17852

Females

6501

F18-39

6501

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14285

Females

4659

F18-39

4659

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10735

Females

2983

F18-39

2983

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

12458

Females

3893

F18-39

3893

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10983

Females

3229

F18-39

3229

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

10490

Females

3056

F18-39

3056

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9101

Females

2522

F18-39

2522

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7835

Females

2024

F18-39

2024

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6970

Females

1647

F18-39

1647

Passing Analysis

Category:
Athletes Passed
4573
Passed By
440
Net Change
+4133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19716
5K → 10K482128+354#19716#19362
10K → 15K58631+555#19362#18807
15K → 20K51225+487#18807#18320
20K → Half5618+38#18320#18282
Half → 25K38919+370#18282#17912
25K → 30K263202+61#17912#17851
30K → 20M2815+276#17851#17575
20M → 21M4003+397#17575#17178
21M → 35K1943+191#17178#16987
35K → 23M3761+375#16987#16612
23M → 24M3083+305#16612#16307
24M → 40K2550+255#16307#16052
40K → 25.2M1451+144#16052#15908
25.2M → Finish3261+325#15908#15583
TOTALS4573440+4133
📊

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