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BOSTON MARATHON 2025

Natosha Crisco

Bib: 12064•F

AR

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 35%
Gender (Female)
#0 / 12228
Top 18%
Division (F18-39)
#0 / 5469
Top 31%
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
7:34/mi
23:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:39/mi
1:10:58
↑ 67↓ 78
20K· 12.43 mi
7:37/mi
1:34:38
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:39:48
↑ 19↓ 370.5%
25K· 15.53 mi
7:36/mi
1:58:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:22:01
↑ 181↓ 1480.2%
20M
7:35/mi
2:32:19
↑ 64↓ 500.2%
21M
7:49/mi
2:40:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:21/mi
2:45:38
↑ 17↓ 861.7%
23M
7:30/mi
2:55:02
↑ 23↓ 630.6%
24M
7:23/mi
3:02:25
↓ 821.3%
40K· 24.85 mi
7:34/mi
3:08:53
↓ 200.3%
25.2M
8:19/mi
3:11:45
↑ 13↓ 160.2%
Finish· 26.22 mi
7:20/mi
3:19:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:25
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0723:317:3423:31
7:34
-
10K
6.21 mi11:15:4947:137:3623:42
7:38
+0:04
15K
9.32 mi11:39:341:10:587:3723:45
7:39
+0:01
20K
12.43 mi12:03:141:34:387:3723:40
7:37
-0:02
Half
13.11 mi12:08:241:39:487:375:10
7:34
-0:03
25K
15.53 mi12:26:491:58:137:3718:25
7:36
+0:02
30K
18.64 mi12:50:372:22:017:3723:48
7:40
+0:04
20M
20.00 mi13:00:552:32:197:3710:18
7:35
-0:05
21M
21.00 mi13:08:442:40:087:387:49
7:49
+0:14
35K
21.75 mi13:14:142:45:387:375:30
7:21
-0:28
23M
23.00 mi13:23:382:55:027:379:24
7:30
+0:09
24M
24.00 mi13:31:013:02:257:367:23
7:23
-0:07
40K
24.85 mi13:37:293:08:537:366:28
7:34
+0:11
25.2M
25.20 mi13:40:213:11:457:372:52
8:19
+0:45
Finish
26.22 mi13:47:493:19:137:367:28
7:20
-0:59

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

7:20 /mi

Average Pace

7:36 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:21

99% of race

Time at Steady Pace

2:52

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:36 /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 mi10:52:0723:317:3423:31
7:34
#12850
10K
6.21 mi11:15:4947:137:3623:42
7:38
#13033
15K
9.32 mi11:39:341:10:587:3723:45
7:39
#12986
20K
12.43 mi12:03:141:34:387:3723:40
7:37
#12614
Half
13.11 mi12:08:241:39:487:375:10
7:34
#12597
25K
15.53 mi12:26:491:58:137:3718:25
7:36
#12274
30K
18.64 mi12:50:372:22:017:3723:48
7:40
#11580
20M
20.00 mi13:00:552:32:197:3710:18
7:35
#11219
21M
21.00 mi13:08:442:40:087:387:49
7:49
#10887
35K
21.75 mi13:14:142:45:387:375:30
7:21
#10739
23M
23.00 mi13:23:382:55:027:379:24
7:30
#10426
24M
24.00 mi13:31:013:02:257:367:23
7:23
#10221
40K
24.85 mi13:37:293:08:537:366:28
7:34
#10075
25.2M
25.20 mi13:40:213:11:457:372:52
8:19
#10013
Finish
26.22 mi13:47:493:19:137:367:28
7:20
#9897
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi128503233323312989(Top 46%)3431(Top 28%)3431(Top 63%)
10K6.21 mi3.10 mi13033-1833357-1243357-12413269(Top 47%)3533(Top 29%)3533(Top 65%)
15K9.32 mi3.11 mi12986+473379-223379-2212989(Top 46%)3431(Top 28%)3431(Top 63%)
20K12.43 mi3.11 mi12614+3723211+1683211+16811727(Top 41%)2848(Top 23%)2848(Top 52%)
Half13.11 mi0.68 mi12597+173205+63205+612352(Top 43%)3119(Top 26%)3119(Top 57%)
25K15.53 mi2.42 mi12274+3233058+1473058+14710731(Top 38%)2444(Top 20%)2444(Top 45%)
30K18.64 mi3.11 mi11580+6942773+2852773+2858929(Top 31%)1806(Top 15%)1806(Top 33%)
20M20.00 mi1.36 mi11219+3612622+1512622+1517572(Top 27%)1373(Top 11%)1373(Top 25%)
21M21.00 mi1.00 mi10887+3322490+1322490+1326327(Top 22%)1044(Top 9%)1044(Top 19%)
35K21.75 mi0.75 mi10739+1482431+592431+597625(Top 27%)1554(Top 13%)1554(Top 28%)
23M23.00 mi1.25 mi10426+3132316+1152316+1156704(Top 24%)1279(Top 10%)1279(Top 23%)
24M24.00 mi1.00 mi10221+2052249+672249+676986(Top 25%)1456(Top 12%)1456(Top 27%)
40K24.85 mi0.85 mi10075+1462211+382211+387227(Top 25%)1657(Top 14%)1657(Top 30%)
25.2M25.20 mi0.35 mi10013+622195+162195+167783(Top 27%)1972(Top 16%)1972(Top 36%)
Finish26.22 mi1.02 mi9897+1162167+282167+287996(Top 28%)2071(Top 17%)2071(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

12989

Females

3431

F18-39

3431

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13269

Females

3533

F18-39

3533

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

12989

Females

3431

F18-39

3431

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11727

Females

2848

F18-39

2848

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

12352

Females

3119

F18-39

3119

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10731

Females

2444

F18-39

2444

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8929

Females

1806

F18-39

1806

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7572

Females

1373

F18-39

1373

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6327

Females

1044

F18-39

1044

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7625

Females

1554

F18-39

1554

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6704

Females

1279

F18-39

1279

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

6986

Females

1456

F18-39

1456

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7227

Females

1657

F18-39

1657

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7783

Females

1972

F18-39

1972

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2story building
+22ft-21ft

Overall

7996

Females

2071

F18-39

2071

Passing Analysis

Category:
Athletes Passed
3688*
Passed By
735
Net Change
+2953
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12850
5K → 10K201384-183#12850#13033
10K → 15K235188+47#13033#12986
15K → 20K41543+372#12986#12614
20K → Half3922+17#12614#12597
Half → 25K34825+323#12597#12274
25K → 30K7017+694#12274#11580
30K → 20M3643+361#11580#11219
20M → 21M3386+332#11219#10887
21M → 35K1524+148#10887#10739
35K → 23M3174+313#10739#10426
23M → 24M2138+205#10426#10221
24M → 40K16014+146#10221#10075
40K → 25.2M7210+62#10075#10013
25.2M → Finish133*17+116#10013#9897
TOTALS3688*735+2953

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

📊

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