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BOSTON MARATHON 2025

Christina Cuellar-Nelson

Bib: 17598•F

TX

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0:00
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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

Start
0:00:00
Race begins
5K· 3.11 mi
22:17
Rank: #9249
Start → 5K
22:17 | 7:10/mi
10K· 6.21 mi
44:35
Rank: #9258 (-9)
5K → 10K
22:18 | 7:11/mi
15K· 9.32 mi
1:07:15
Rank: #9447 (-189)
10K → 15K
22:40 | 7:18/mi
20K· 12.43 mi
1:30:11
Rank: #9476 (-29)
15K → 20K
22:56 | 7:23/mi
Half· 13.11 mi
1:34:58
Rank: #9370 (+106)
20K → Half
4:47 | 7:01/mi
25K· 15.53 mi
1:52:53
Rank: #9287 (+83)
Half → 25K
17:55 | 7:23/mi
30K· 18.64 mi
2:16:46
Rank: #9170 (+117)
25K → 30K
23:53 | 7:41/mi
20M
2:27:19
Rank: #9115 (+55)
30K → 20M
10:33 | 7:46/mi
21M
2:35:35
Rank: #9058 (+57)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:41:08
Rank: #8998 (+60)
21M → 35K
5:33 | 7:25/mi
23M
2:50:47
Rank: #8866 (+132)
35K → 23M
9:39 | 7:42/mi
24M
2:58:12
Rank: #8736 (+130)
23M → 24M
7:25 | 7:25/mi
40K· 24.85 mi
3:04:39
Rank: #8621 (+115)
24M → 40K
6:27 | 7:33/mi
25.2M
3:07:29
Rank: #8575 (+46)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:15:00
Rank: #8552 (+23)
25.2M → Finish
7:31 | 7:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:58
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:40:02
Pace7:38 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:4122:177:1022:17
7:10
-
10K
6.21 mi11:34:5944:357:1022:18
7:11
+0:01
15K
9.32 mi11:57:391:07:157:1322:40
7:18
+0:07
20K
12.43 mi12:20:351:30:117:1522:56
7:23
+0:05
Half
13.11 mi12:25:221:34:587:154:47
7:01
-0:22
25K
15.53 mi12:43:171:52:537:1617:55
7:23
+0:22
30K
18.64 mi13:07:102:16:467:2023:53
7:41
+0:18
20M
20.00 mi13:17:432:27:197:2210:33
7:46
+0:05
21M
21.00 mi13:25:592:35:357:258:16
8:16
+0:30
35K
21.75 mi13:31:322:41:087:255:33
7:25
-0:51
23M
23.00 mi13:41:112:50:477:269:39
7:42
+0:17
24M
24.00 mi13:48:362:58:127:267:25
7:25
-0:17
40K
24.85 mi13:55:033:04:397:266:27
7:33
+0:08
25.2M
25.20 mi13:57:533:07:297:262:50
8:13
+0:40
Finish
26.22 mi14:05:243:15:007:277:31
7:23
-0:50

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

7:01 /mi

Average Pace

7:27 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:21

89% of race

Time at Steady Pace

21:39

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 mi11:12:4122:177:1022:17
7:10
#9249
10K
6.21 mi11:34:5944:357:1022:18
7:11
#9258
15K
9.32 mi11:57:391:07:157:1322:40
7:18
#9447
20K
12.43 mi12:20:351:30:117:1522:56
7:23
#9476
Half
13.11 mi12:25:221:34:587:154:47
7:01
#9370
25K
15.53 mi12:43:171:52:537:1617:55
7:23
#9287
30K
18.64 mi13:07:102:16:467:2023:53
7:41
#9170
20M
20.00 mi13:17:432:27:197:2210:33
7:46
#9115
21M
21.00 mi13:25:592:35:357:258:16
8:16
#9058
35K
21.75 mi13:31:322:41:087:255:33
7:25
#8998
23M
23.00 mi13:41:112:50:477:269:39
7:42
#8866
24M
24.00 mi13:48:362:58:127:267:25
7:25
#8736
40K
24.85 mi13:55:033:04:397:266:27
7:33
#8621
25.2M
25.20 mi13:57:533:07:297:262:50
8:13
#8575
Finish
26.22 mi14:05:243:15:007:277:31
7:23
#8552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9249148214829963(Top 35%)1875(Top 15%)1875(Top 34%)
10K6.21 mi3.10 mi9258-91480+21480+29306(Top 33%)1515(Top 12%)1515(Top 28%)
15K9.32 mi3.11 mi9447-1891576-961576-969963(Top 35%)1875(Top 15%)1875(Top 34%)
20K12.43 mi3.11 mi9476-291627-511627-519744(Top 34%)1842(Top 15%)1842(Top 34%)
Half13.11 mi0.68 mi9370+1061588+391588+397746(Top 27%)1007(Top 8%)1007(Top 18%)
25K15.53 mi2.42 mi9287+831579+91579+99084(Top 32%)1670(Top 14%)1670(Top 31%)
30K18.64 mi3.11 mi9170+1171588-91588-99113(Top 32%)1890(Top 15%)1890(Top 35%)
20M20.00 mi1.36 mi9115+551586+21586+28801(Top 31%)1882(Top 15%)1882(Top 34%)
21M21.00 mi1.00 mi9058+571596-101596-109029(Top 32%)2172(Top 18%)2172(Top 40%)
35K21.75 mi0.75 mi8998+601595+11595+18089(Top 28%)1715(Top 14%)1715(Top 31%)
23M23.00 mi1.25 mi8866+1321585+101585+107945(Top 28%)1794(Top 15%)1794(Top 33%)
24M24.00 mi1.00 mi8736+1301564+211564+217171(Top 25%)1526(Top 12%)1526(Top 28%)
40K24.85 mi0.85 mi8621+1151559+51559+57085(Top 25%)1587(Top 13%)1587(Top 29%)
25.2M25.20 mi0.35 mi8575+461553+61553+67216(Top 25%)1732(Top 14%)1732(Top 32%)
Finish26.22 mi1.02 mi8552+231566-131566-138342(Top 29%)2204(Top 18%)2204(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9963

Females

1875

F18-39

1875

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9306

Females

1515

F18-39

1515

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9963

Females

1875

F18-39

1875

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9744

Females

1842

F18-39

1842

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7746

Females

1007

F18-39

1007

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9084

Females

1670

F18-39

1670

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

9113

Females

1890

F18-39

1890

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8801

Females

1882

F18-39

1882

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9029

Females

2172

F18-39

2172

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

8089

Females

1715

F18-39

1715

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7945

Females

1794

F18-39

1794

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

7171

Females

1526

F18-39

1526

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7085

Females

1587

F18-39

1587

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7216

Females

1732

F18-39

1732

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8342

Females

2204

F18-39

2204

Passing Analysis

Category:
Athletes Passed
2012
Passed By
1315
Net Change
+697
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9249
5K → 10K227236-9#9249#9258
10K → 15K97286-189#9258#9447
15K → 20K174203-29#9447#9476
20K → Half1060+106#9476#9370
Half → 25K186103+83#9370#9287
25K → 30K277160+117#9287#9170
30K → 20M12974+55#9170#9115
20M → 21M11457+57#9115#9058
21M → 35K9131+60#9058#8998
35K → 23M17442+132#8998#8866
23M → 24M15222+130#8866#8736
24M → 40K13924+115#8736#8621
40K → 25.2M6014+46#8621#8575
25.2M → Finish8663+23#8575#8552
TOTALS20121315+697
📊

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