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BOSTON MARATHON 2025

Nell Haney

Bib: 15395•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Female)
#0 / 12228
Top 8%
Division (F18-39)
#0 / 5469
Top 16%
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
7:06/mi
22:05
↑ 97↓ 3451.5%
10K· 6.21 mi
7:00/mi
43:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:01/mi
1:05:40
↑ 67↓ 78
20K· 12.43 mi
7:05/mi
1:27:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:05/mi
1:32:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:12/mi
1:49:58
↑ 66↓ 880.2%
30K· 18.64 mi
7:24/mi
2:12:58
↑ 181↓ 1480.2%
20M
7:30/mi
2:23:10
↑ 64↓ 500.2%
21M
7:51/mi
2:31:01
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:36:31
↑ 17↓ 861.7%
23M
7:38/mi
2:46:04
↑ 23↓ 630.6%
24M
7:23/mi
2:53:27
↓ 821.3%
40K· 24.85 mi
7:34/mi
2:59:55
↓ 200.3%
25.2M
8:01/mi
3:02:41
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:10:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:31
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:37:34
Pace7:27 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0622:057:0622:05
7:06
-
10K
6.21 mi11:15:5243:517:0321:46
7:00
-0:06
15K
9.32 mi11:37:411:05:407:0321:49
7:01
+0:01
20K
12.43 mi11:59:421:27:417:0322:01
7:05
+0:04
Half
13.11 mi12:04:321:32:317:034:50
7:05
0:00
25K
15.53 mi12:21:591:49:587:0517:27
7:12
+0:07
30K
18.64 mi12:44:592:12:587:0823:00
7:24
+0:12
20M
20.00 mi12:55:112:23:107:0910:12
7:30
+0:06
21M
21.00 mi13:03:022:31:017:117:51
7:51
+0:21
35K
21.75 mi13:08:322:36:317:125:30
7:21
-0:30
23M
23.00 mi13:18:052:46:047:139:33
7:38
+0:17
24M
24.00 mi13:25:282:53:277:147:23
7:23
-0:15
40K
24.85 mi13:31:562:59:557:146:28
7:34
+0:11
25.2M
25.20 mi13:34:423:02:417:152:46
8:01
+0:27
Finish
26.22 mi13:42:063:10:057:157:24
7:16
-0:45

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

7:00 /mi

Average Pace

7:15 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:28

94% of race

Time at Steady Pace

10:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:15 /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 mi10:54:0622:057:0622:05
7:06
#8722
10K
6.21 mi11:15:5243:517:0321:46
7:00
#8331
15K
9.32 mi11:37:411:05:407:0321:49
7:01
#8075
20K
12.43 mi11:59:421:27:417:0322:01
7:05
#7870
Half
13.11 mi12:04:321:32:317:034:50
7:05
#7875
25K
15.53 mi12:21:591:49:587:0517:27
7:12
#7782
30K
18.64 mi12:44:592:12:587:0823:00
7:24
#7560
20M
20.00 mi12:55:112:23:107:0910:12
7:30
#7442
21M
21.00 mi13:03:022:31:017:117:51
7:51
#7328
35K
21.75 mi13:08:322:36:317:125:30
7:21
#7295
23M
23.00 mi13:18:052:46:047:139:33
7:38
#7242
24M
24.00 mi13:25:282:53:277:147:23
7:23
#7188
40K
24.85 mi13:31:562:59:557:146:28
7:34
#7150
25.2M
25.20 mi13:34:423:02:417:152:46
8:01
#7102
Finish
26.22 mi13:42:063:10:057:157:24
7:16
#7088
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8722124912497783(Top 27%)963(Top 8%)963(Top 18%)
10K6.21 mi3.10 mi8331+3911115+1341115+1347966(Top 28%)991(Top 8%)991(Top 18%)
15K9.32 mi3.11 mi8075+2561032+831032+837783(Top 27%)963(Top 8%)963(Top 18%)
20K12.43 mi3.11 mi7870+205977+55977+557445(Top 26%)911(Top 7%)911(Top 17%)
Half13.11 mi0.68 mi7875-5985-8985-88227(Top 29%)1165(Top 10%)1165(Top 21%)
25K15.53 mi2.42 mi7782+93970+15970+157612(Top 27%)1073(Top 9%)1073(Top 20%)
30K18.64 mi3.11 mi7560+222937+33937+337084(Top 25%)1041(Top 9%)1041(Top 19%)
20M20.00 mi1.36 mi7442+118935+2935+27072(Top 25%)1172(Top 10%)1172(Top 21%)
21M21.00 mi1.00 mi7328+114927+8927+86521(Top 23%)1112(Top 9%)1112(Top 20%)
35K21.75 mi0.75 mi7295+33949-22949-227582(Top 27%)1511(Top 12%)1511(Top 28%)
23M23.00 mi1.25 mi7242+53972-23972-237445(Top 26%)1585(Top 13%)1585(Top 29%)
24M24.00 mi1.00 mi7188+54984-12984-126964(Top 25%)1434(Top 12%)1434(Top 26%)
40K24.85 mi0.85 mi7150+38994-10994-107194(Top 25%)1624(Top 13%)1624(Top 30%)
25.2M25.20 mi0.35 mi7102+489949946130(Top 22%)1288(Top 11%)1288(Top 24%)
Finish26.22 mi1.02 mi7088+141016-221016-227517(Top 26%)1853(Top 15%)1853(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21story building
+97ft-345ft

Overall

7783

Females

963

F18-39

963

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7966

Females

991

F18-39

991

10K→15K

6.2 - 9.3 mi

Top 27%
×3story building
+67ft-78ft

Overall

7783

Females

963

F18-39

963

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

7445

Females

911

F18-39

911

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

8227

Females

1165

F18-39

1165

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7612

Females

1073

F18-39

1073

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

7084

Females

1041

F18-39

1041

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

7072

Females

1172

F18-39

1172

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6521

Females

1112

F18-39

1112

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7582

Females

1511

F18-39

1511

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7445

Females

1585

F18-39

1585

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

6964

Females

1434

F18-39

1434

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7194

Females

1624

F18-39

1624

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6130

Females

1288

F18-39

1288

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

7517

Females

1853

F18-39

1853

Passing Analysis

Category:
Athletes Passed
2274
Passed By
640
Net Change
+1634
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8722
5K → 10K46473+391#8722#8331
10K → 15K29438+256#8331#8075
15K → 20K25348+205#8075#7870
20K → Half2732-5#7870#7875
Half → 25K15865+93#7875#7782
25K → 30K30078+222#7782#7560
30K → 20M15638+118#7560#7442
20M → 21M13521+114#7442#7328
21M → 35K6330+33#7328#7295
35K → 23M11663+53#7295#7242
23M → 24M10551+54#7242#7188
24M → 40K7133+38#7188#7150
40K → 25.2M535+48#7150#7102
25.2M → Finish7965+14#7102#7088
TOTALS2274640+1634
📊

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