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BOSTON MARATHON 2023

Natosha Crisco

Bib: 10353•F

AR

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 32%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:25
Rank: #9972
Start → 5K
23:25 | 7:32/mi
10K· 6.21 mi
46:51
Rank: #10394 (-422)
5K → 10K
23:26 | 7:33/mi
15K· 9.32 mi
1:10:19
Rank: #10446 (-52)
10K → 15K
23:28 | 7:33/mi
20K· 12.43 mi
1:33:38
Rank: #10136 (+310)
15K → 20K
23:19 | 7:30/mi
Half· 13.11 mi
1:38:41
Rank: #10074 (+62)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:57:38
Rank: #10253 (-179)
Half → 25K
18:57 | 7:49/mi
30K· 18.64 mi
2:21:03
Rank: #9715 (+538)
25K → 30K
23:25 | 7:32/mi
20M
2:31:21
Rank: #9509 (+206)
30K → 20M
10:18 | 7:35/mi
21M
2:39:06
Rank: #9234 (+275)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:44:39
Rank: #9169 (+65)
21M → 35K
5:33 | 7:25/mi
23M
2:54:09
Rank: #9011 (+158)
35K → 23M
9:30 | 7:35/mi
24M
3:01:33
Rank: #8893 (+118)
23M → 24M
7:24 | 7:24/mi
40K· 24.85 mi
3:07:56
Rank: #8794 (+99)
24M → 40K
6:23 | 7:28/mi
25.2M
3:10:44
Rank: #8745 (+49)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:18:07
Rank: #8641 (+104)
25.2M → Finish
7:23 | 7:15/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:41
Pace7:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:26
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4123:257:3223:25
7:32
-
10K
6.21 mi11:13:0746:517:3223:26
7:33
+0:01
15K
9.32 mi11:36:351:10:197:3323:28
7:33
0:00
20K
12.43 mi11:59:541:33:387:3223:19
7:30
-0:03
Half
13.11 mi12:04:571:38:417:325:03
7:24
-0:06
25K
15.53 mi12:23:541:57:387:3418:57
7:49
+0:25
30K
18.64 mi12:47:192:21:037:3423:25
7:32
-0:17
20M
20.00 mi12:57:372:31:217:3410:18
7:35
+0:03
21M
21.00 mi13:05:222:39:067:357:45
7:45
+0:10
35K
21.75 mi13:10:552:44:397:345:33
7:25
-0:20
23M
23.00 mi13:20:252:54:097:349:30
7:35
+0:10
24M
24.00 mi13:27:493:01:337:347:24
7:24
-0:11
40K
24.85 mi13:34:123:07:567:346:23
7:28
+0:04
25.2M
25.20 mi13:37:003:10:447:342:48
8:07
+0:39
Finish
26.22 mi13:44:233:18:077:347:23
7:15
-0:52

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

7:15 /mi

Average Pace

7:34 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:19

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:49:4123:257:3223:25
7:32
#9972
10K
6.21 mi11:13:0746:517:3223:26
7:33
#10394
15K
9.32 mi11:36:351:10:197:3323:28
7:33
#10446
20K
12.43 mi11:59:541:33:387:3223:19
7:30
#10136
Half
13.11 mi12:04:571:38:417:325:03
7:24
#10074
25K
15.53 mi12:23:541:57:387:3418:57
7:49
#10253
30K
18.64 mi12:47:192:21:037:3423:25
7:32
#9715
20M
20.00 mi12:57:372:31:217:3410:18
7:35
#9509
21M
21.00 mi13:05:222:39:067:357:45
7:45
#9234
35K
21.75 mi13:10:552:44:397:345:33
7:25
#9169
23M
23.00 mi13:20:252:54:097:349:30
7:35
#9011
24M
24.00 mi13:27:493:01:337:347:24
7:24
#8893
40K
24.85 mi13:34:123:07:567:346:23
7:28
#8794
25.2M
25.20 mi13:37:003:10:447:342:48
8:07
#8745
Finish
26.22 mi13:44:233:18:077:347:23
7:15
#8641
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi99721847184710608(Top 40%)2133(Top 19%)2133(Top 44%)
10K6.21 mi3.10 mi10394-4222023-1762023-17610822(Top 41%)2212(Top 19%)2212(Top 45%)
15K9.32 mi3.11 mi10446-522037-142037-1410608(Top 40%)2133(Top 19%)2133(Top 44%)
20K12.43 mi3.11 mi10136+3101890+1471890+1479357(Top 35%)1624(Top 14%)1624(Top 33%)
Half13.11 mi0.68 mi10074+621867+231867+239476(Top 36%)1656(Top 14%)1656(Top 34%)
25K15.53 mi2.42 mi10253-1791974-1071974-10711219(Top 42%)2595(Top 23%)2595(Top 53%)
30K18.64 mi3.11 mi9715+5381768+2061768+2067494(Top 28%)1112(Top 10%)1112(Top 23%)
20M20.00 mi1.36 mi9509+2061709+591709+597386(Top 28%)1179(Top 10%)1179(Top 24%)
21M21.00 mi1.00 mi9234+2751628+811628+815944(Top 22%)793(Top 7%)793(Top 16%)
35K21.75 mi0.75 mi9169+651616+121616+127978(Top 30%)1485(Top 13%)1485(Top 30%)
23M23.00 mi1.25 mi9011+1581570+461570+467026(Top 26%)1187(Top 10%)1187(Top 24%)
24M24.00 mi1.00 mi8893+1181556+141556+147095(Top 27%)1324(Top 12%)1324(Top 27%)
40K24.85 mi0.85 mi8794+991535+211535+216546(Top 25%)1182(Top 10%)1182(Top 24%)
25.2M25.20 mi0.35 mi8745+491528+71528+77284(Top 27%)1528(Top 13%)1528(Top 31%)
Finish26.22 mi1.02 mi8641+1041500+281500+286755(Top 25%)1332(Top 12%)1332(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10608

Females

2133

F18-39

2133

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10822

Females

2212

F18-39

2212

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10608

Females

2133

F18-39

2133

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9357

Females

1624

F18-39

1624

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9476

Females

1656

F18-39

1656

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11219

Females

2595

F18-39

2595

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7494

Females

1112

F18-39

1112

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7386

Females

1179

F18-39

1179

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5944

Females

793

F18-39

793

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7978

Females

1485

F18-39

1485

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7026

Females

1187

F18-39

1187

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7095

Females

1324

F18-39

1324

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6546

Females

1182

F18-39

1182

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7284

Females

1528

F18-39

1528

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6755

Females

1332

F18-39

1332

Passing Analysis

Category:
Athletes Passed
2521*
Passed By
1189
Net Change
+1331
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9972
5K → 10K148569-422#9972#10394
10K → 15K173225-52#10394#10446
15K → 20K337*27+310#10446#10136
20K → Half75*13+62#10136#10074
Half → 25K77256-179#10074#10253
25K → 30K543*5+538#10253#9715
30K → 20M2137+206#9715#9509
20M → 21M2761+275#9509#9234
21M → 35K7611+65#9234#9169
35K → 23M17517+158#9169#9011
23M → 24M13618+118#9011#8893
24M → 40K11213+99#8893#8794
40K → 25.2M6011+49#8794#8745
25.2M → Finish12016+104#8745#8641
TOTALS2521*1189+1331

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

📊

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