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BOSTON MARATHON 2025

Andrea Nunez

Bib: 17932•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 40%
Gender (Female)
#0 / 12228
Top 24%
Division (F18-39)
#0 / 5469
Top 40%
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
7:43/mi
23:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:40
↑ 79↓ 1380.4%
15K· 9.32 mi
7:38/mi
1:11:22
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:35:19
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:40:29
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
1:59:16
↑ 66↓ 880.2%
30K· 18.64 mi
8:01/mi
2:24:11
↑ 181↓ 1480.2%
20M
8:00/mi
2:35:03
↑ 64↓ 500.2%
21M
8:31/mi
2:43:34
↑ 106↓ 241.6%
35K· 21.75 mi
7:32/mi
2:49:12
↑ 17↓ 861.7%
23M
7:47/mi
2:58:57
↑ 23↓ 630.6%
24M
7:37/mi
3:06:34
↓ 821.3%
40K· 24.85 mi
8:08/mi
3:13:31
↓ 200.3%
25.2M
8:45/mi
3:16:32
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:23:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:29
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:43:29
Pace7:54 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4823:597:4323:59
7:43
-
10K
6.21 mi11:38:2947:407:4023:41
7:37
-0:06
15K
9.32 mi12:02:111:11:227:3923:42
7:38
+0:01
20K
12.43 mi12:26:081:35:197:4023:57
7:43
+0:05
Half
13.11 mi12:31:181:40:297:405:10
7:34
-0:09
25K
15.53 mi12:50:051:59:167:4118:47
7:45
+0:11
30K
18.64 mi13:15:002:24:117:4424:55
8:01
+0:16
20M
20.00 mi13:25:522:35:037:4510:52
8:00
-0:01
21M
21.00 mi13:34:232:43:347:478:31
8:31
+0:31
35K
21.75 mi13:40:012:49:127:475:38
7:32
-0:59
23M
23.00 mi13:49:462:58:577:479:45
7:47
+0:15
24M
24.00 mi13:57:233:06:347:467:37
7:37
-0:10
40K
24.85 mi14:04:203:13:317:476:57
8:08
+0:31
25.2M
25.20 mi14:07:213:16:327:483:01
8:45
+0:37
Finish
26.22 mi14:14:473:23:587:477:26
7:18
-1:27

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

7:18 /mi

Average Pace

7:47 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:29

91% of race

Time at Steady Pace

15:28

8% of race

Time at Slower Pace

3:01

1% of race

Average Pace: 7:47 /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 mi11:14:4823:597:4323:59
7:43
#14138
10K
6.21 mi11:38:2947:407:4023:41
7:37
#13680
15K
9.32 mi12:02:111:11:227:3923:42
7:38
#13380
20K
12.43 mi12:26:081:35:197:4023:57
7:43
#13102
Half
13.11 mi12:31:181:40:297:405:10
7:34
#13056
25K
15.53 mi12:50:051:59:167:4118:47
7:45
#12825
30K
18.64 mi13:15:002:24:117:4424:55
8:01
#12540
20M
20.00 mi13:25:522:35:037:4510:52
8:00
#12352
21M
21.00 mi13:34:232:43:347:478:31
8:31
#12212
35K
21.75 mi13:40:012:49:127:475:38
7:32
#12067
23M
23.00 mi13:49:462:58:577:479:45
7:47
#11810
24M
24.00 mi13:57:233:06:347:467:37
7:37
#11621
40K
24.85 mi14:04:203:13:317:476:57
8:08
#11565
25.2M
25.20 mi14:07:213:16:327:483:01
8:45
#11532
Finish
26.22 mi14:14:473:23:587:477:26
7:18
#11327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi141383994399412873(Top 45%)3370(Top 28%)3370(Top 62%)
10K6.21 mi3.10 mi13680+4583751+2433751+24313241(Top 47%)3518(Top 29%)3518(Top 64%)
15K9.32 mi3.11 mi13380+3003616+1353616+13512873(Top 45%)3370(Top 28%)3370(Top 62%)
20K12.43 mi3.11 mi13102+2783501+1153501+11512502(Top 44%)3272(Top 27%)3272(Top 60%)
Half13.11 mi0.68 mi13056+463478+233478+2312391(Top 44%)3158(Top 26%)3158(Top 58%)
25K15.53 mi2.42 mi12825+2313374+1043374+10411934(Top 42%)3083(Top 25%)3083(Top 56%)
30K18.64 mi3.11 mi12540+2853291+833291+8311545(Top 41%)3060(Top 25%)3060(Top 56%)
20M20.00 mi1.36 mi12352+1883221+703221+7010449(Top 37%)2663(Top 22%)2663(Top 49%)
21M21.00 mi1.00 mi12212+1403190+313190+3110600(Top 37%)2903(Top 24%)2903(Top 53%)
35K21.75 mi0.75 mi12067+1453133+573133+578903(Top 31%)2097(Top 17%)2097(Top 38%)
23M23.00 mi1.25 mi11810+2573034+993034+998533(Top 30%)2064(Top 17%)2064(Top 38%)
24M24.00 mi1.00 mi11621+1892982+522982+528578(Top 30%)2140(Top 18%)2140(Top 39%)
40K24.85 mi0.85 mi11565+562979+32979+311109(Top 39%)3454(Top 28%)3454(Top 63%)
25.2M25.20 mi0.35 mi11532+332976+32976+310351(Top 36%)3187(Top 26%)3187(Top 58%)
Finish26.22 mi1.02 mi11327+2052916+602916+607780(Top 27%)1978(Top 16%)1978(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12873

Females

3370

F18-39

3370

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13241

Females

3518

F18-39

3518

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12873

Females

3370

F18-39

3370

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12502

Females

3272

F18-39

3272

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12391

Females

3158

F18-39

3158

Half→25K

13.1 - 15.5 mi

Top 42%
×4story building
+66ft-88ft

Overall

11934

Females

3083

F18-39

3083

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11545

Females

3060

F18-39

3060

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

10449

Females

2663

F18-39

2663

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

10600

Females

2903

F18-39

2903

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8903

Females

2097

F18-39

2097

35K→23M

21.8 - 23.0 mi

Top 30%
×5story building
+23ft-63ft

Overall

8533

Females

2064

F18-39

2064

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8578

Females

2140

F18-39

2140

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11109

Females

3454

F18-39

3454

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

10351

Females

3187

F18-39

3187

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7780

Females

1978

F18-39

1978

Passing Analysis

Category:
Athletes Passed
3371
Passed By
560
Net Change
+2811
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14138
5K → 10K565107+458#14138#13680
10K → 15K36868+300#13680#13380
15K → 20K34264+278#13380#13102
20K → Half6721+46#13102#13056
Half → 25K27544+231#13056#12825
25K → 30K37994+285#12825#12540
30K → 20M21426+188#12540#12352
20M → 21M17838+140#12352#12212
21M → 35K1505+145#12212#12067
35K → 23M26710+257#12067#11810
23M → 24M1967+189#11810#11621
24M → 40K10549+56#11621#11565
40K → 25.2M4916+33#11565#11532
25.2M → Finish21611+205#11532#11327
TOTALS3371560+2811
📊

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