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BOSTON MARATHON 2023

Molly Mirhashem

Bib: 5597•F

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:47
Rank: #6323
Start → 5K
21:47 | 7:01/mi
10K· 6.21 mi
43:04
Rank: #6055 (+268)
5K → 10K
21:17 | 6:51/mi
15K· 9.32 mi
1:04:26
Rank: #5950 (+105)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:25:50
Rank: #5754 (+196)
15K → 20K
21:24 | 6:53/mi
Half· 13.11 mi
1:30:27
Rank: #5721 (+33)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:47:11
Rank: #5584 (+137)
Half → 25K
16:44 | 6:54/mi
30K· 18.64 mi
2:08:49
Rank: #5257 (+327)
25K → 30K
21:38 | 6:58/mi
20M
2:18:20
Rank: #5126 (+131)
30K → 20M
9:31 | 7:00/mi
21M
2:25:32
Rank: #4954 (+172)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:30:39
Rank: #4920 (+34)
21M → 35K
5:07 | 6:50/mi
23M
2:39:22
Rank: #4775 (+145)
35K → 23M
8:43 | 6:58/mi
24M
2:46:06
Rank: #4671 (+104)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:51:58
Rank: #4592 (+79)
24M → 40K
5:52 | 6:52/mi
25.2M
2:54:25
Rank: #4540 (+52)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
3:00:54
Rank: #4400 (+140)
25.2M → Finish
6:29 | 6:22/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:30:27
Pace6:54 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:30:27
Pace6:54 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3321:477:0121:47
7:01
-
10K
6.21 mi10:45:5043:046:5621:17
6:51
-0:10
15K
9.32 mi11:07:121:04:266:5521:22
6:53
+0:02
20K
12.43 mi11:28:361:25:506:5421:24
6:53
0:00
Half
13.11 mi11:33:131:30:276:544:37
6:46
-0:07
25K
15.53 mi11:49:571:47:116:5416:44
6:54
+0:08
30K
18.64 mi12:11:352:08:496:5521:38
6:58
+0:04
20M
20.00 mi12:21:062:18:206:559:31
7:00
+0:02
21M
21.00 mi12:28:182:25:326:567:12
7:12
+0:12
35K
21.75 mi12:33:252:30:396:565:07
6:50
-0:22
23M
23.00 mi12:42:082:39:226:568:43
6:58
+0:08
24M
24.00 mi12:48:522:46:066:556:44
6:44
-0:14
40K
24.85 mi12:54:442:51:586:555:52
6:52
+0:08
25.2M
25.20 mi12:57:112:54:256:552:27
7:06
+0:14
Finish
26.22 mi13:03:403:00:546:546:29
6:22
-0:44

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

6:22 /mi

Average Pace

6:54 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:28

83% of race

Time at Steady Pace

31:26

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:54 /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 mi10:24:3321:477:0121:47
7:01
#6323
10K
6.21 mi10:45:5043:046:5621:17
6:51
#6055
15K
9.32 mi11:07:121:04:266:5521:22
6:53
#5950
20K
12.43 mi11:28:361:25:506:5421:24
6:53
#5754
Half
13.11 mi11:33:131:30:276:544:37
6:46
#5721
25K
15.53 mi11:49:571:47:116:5416:44
6:54
#5584
30K
18.64 mi12:11:352:08:496:5521:38
6:58
#5257
20M
20.00 mi12:21:062:18:206:559:31
7:00
#5126
21M
21.00 mi12:28:182:25:326:567:12
7:12
#4954
35K
21.75 mi12:33:252:30:396:565:07
6:50
#4920
23M
23.00 mi12:42:082:39:226:568:43
6:58
#4775
24M
24.00 mi12:48:522:46:066:556:44
6:44
#4671
40K
24.85 mi12:54:442:51:586:555:52
6:52
#4592
25.2M
25.20 mi12:57:112:54:256:552:27
7:06
#4540
Finish
26.22 mi13:03:403:00:546:546:29
6:22
#4400
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi63235575575803(Top 22%)486(Top 4%)486(Top 10%)
10K6.21 mi3.10 mi6055+268518+39518+395772(Top 22%)482(Top 4%)482(Top 10%)
15K9.32 mi3.11 mi5950+105505+13505+135803(Top 22%)486(Top 4%)486(Top 10%)
20K12.43 mi3.11 mi5754+196459+46459+465274(Top 20%)398(Top 3%)398(Top 8%)
Half13.11 mi0.68 mi5721+33454+5454+55068(Top 19%)368(Top 3%)368(Top 8%)
25K15.53 mi2.42 mi5584+137433+21433+214989(Top 19%)369(Top 3%)369(Top 8%)
30K18.64 mi3.11 mi5257+327392+41392+414115(Top 15%)274(Top 2%)274(Top 6%)
20M20.00 mi1.36 mi5126+131377+15377+154080(Top 15%)301(Top 3%)301(Top 6%)
21M21.00 mi1.00 mi4954+172359+18359+183146(Top 12%)204(Top 2%)204(Top 4%)
35K21.75 mi0.75 mi4920+34353+6353+64488(Top 17%)384(Top 3%)384(Top 8%)
23M23.00 mi1.25 mi4775+145337+16337+163612(Top 14%)268(Top 2%)268(Top 5%)
24M24.00 mi1.00 mi4671+104323+14323+143327(Top 12%)255(Top 2%)255(Top 5%)
40K24.85 mi0.85 mi4592+79318+5318+53164(Top 12%)264(Top 2%)264(Top 5%)
25.2M25.20 mi0.35 mi4540+52312+6312+62198(Top 8%)156(Top 1%)156(Top 3%)
Finish26.22 mi1.02 mi4400+140296+16296+161894(Top 7%)126(Top 1%)126(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5803

Females

486

F18-39

486

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5772

Females

482

F18-39

482

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5803

Females

486

F18-39

486

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5274

Females

398

F18-39

398

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5068

Females

368

F18-39

368

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4989

Females

369

F18-39

369

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4115

Females

274

F18-39

274

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4080

Females

301

F18-39

301

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3146

Females

204

F18-39

204

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4488

Females

384

F18-39

384

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3612

Females

268

F18-39

268

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3327

Females

255

F18-39

255

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3164

Females

264

F18-39

264

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2198

Females

156

F18-39

156

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1894

Females

126

F18-39

126

Passing Analysis

Category:
Athletes Passed
2213
Passed By
290
Net Change
+1923
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6323
5K → 10K35183+268#6323#6055
10K → 15K18782+105#6055#5950
15K → 20K21923+196#5950#5754
20K → Half363+33#5754#5721
Half → 25K15215+137#5721#5584
25K → 30K33811+327#5584#5257
30K → 20M15019+131#5257#5126
20M → 21M1742+172#5126#4954
21M → 35K5420+34#4954#4920
35K → 23M1549+145#4920#4775
23M → 24M1139+104#4775#4671
24M → 40K9112+79#4671#4592
40K → 25.2M520+52#4592#4540
25.2M → Finish1422+140#4540#4400
TOTALS2213290+1923
📊

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