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BOSTON MARATHON 2023

Brianna Cummings

Bib: 12692•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 29%
Gender (Female)
#0 / 11423
Top 10%
Division (F18-39)
#0 / 4884
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:09
Rank: #9237
Start → 5K
23:09 | 7:27/mi
10K· 6.21 mi
46:02
Rank: #9243 (-6)
5K → 10K
22:53 | 7:22/mi
15K· 9.32 mi
1:08:50
Rank: #9082 (+161)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:31:42
Rank: #8843 (+239)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:36:40
Rank: #8811 (+32)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:54:41
Rank: #8695 (+116)
Half → 25K
18:01 | 7:26/mi
30K· 18.64 mi
2:18:15
Rank: #8495 (+200)
25K → 30K
23:34 | 7:35/mi
20M
2:28:37
Rank: #8404 (+91)
30K → 20M
10:22 | 7:38/mi
21M
2:36:30
Rank: #8287 (+117)
20M → 21M
7:53 | 7:53/mi
35K· 21.75 mi
2:41:59
Rank: #8232 (+55)
21M → 35K
5:29 | 7:20/mi
23M
2:51:32
Rank: #8138 (+94)
35K → 23M
9:33 | 7:38/mi
24M
2:58:52
Rank: #8039 (+99)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:05:15
Rank: #7942 (+97)
24M → 40K
6:23 | 7:28/mi
25.2M
3:07:56
Rank: #7891 (+51)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:15:07
Rank: #7764 (+127)
25.2M → Finish
7:11 | 7:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:40
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:38:27
Pace7:31 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2023:097:2723:09
7:27
-
10K
6.21 mi11:13:1346:027:2522:53
7:22
-0:05
15K
9.32 mi11:36:011:08:507:2322:48
7:20
-0:02
20K
12.43 mi11:58:531:31:427:2322:52
7:22
+0:02
Half
13.11 mi12:03:511:36:407:224:58
7:17
-0:05
25K
15.53 mi12:21:521:54:417:2318:01
7:26
+0:09
30K
18.64 mi12:45:262:18:157:2523:34
7:35
+0:09
20M
20.00 mi12:55:482:28:377:2610:22
7:38
+0:03
21M
21.00 mi13:03:412:36:307:277:53
7:53
+0:15
35K
21.75 mi13:09:102:41:597:275:29
7:20
-0:33
23M
23.00 mi13:18:432:51:327:279:33
7:38
+0:18
24M
24.00 mi13:26:032:58:527:277:20
7:20
-0:18
40K
24.85 mi13:32:263:05:157:276:23
7:28
+0:08
25.2M
25.20 mi13:35:073:07:567:272:41
7:47
+0:19
Finish
26.22 mi13:42:183:15:077:277:11
7:03
-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

7:03 /mi

Average Pace

7:27 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:33

95% of race

Time at Steady Pace

10:34

5% 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 mi10:50:2023:097:2723:09
7:27
#9237
10K
6.21 mi11:13:1346:027:2522:53
7:22
#9243
15K
9.32 mi11:36:011:08:507:2322:48
7:20
#9082
20K
12.43 mi11:58:531:31:427:2322:52
7:22
#8843
Half
13.11 mi12:03:511:36:407:224:58
7:17
#8811
25K
15.53 mi12:21:521:54:417:2318:01
7:26
#8695
30K
18.64 mi12:45:262:18:157:2523:34
7:35
#8495
20M
20.00 mi12:55:482:28:377:2610:22
7:38
#8404
21M
21.00 mi13:03:412:36:307:277:53
7:53
#8287
35K
21.75 mi13:09:102:41:597:275:29
7:20
#8232
23M
23.00 mi13:18:432:51:327:279:33
7:38
#8138
24M
24.00 mi13:26:032:58:527:277:20
7:20
#8039
40K
24.85 mi13:32:263:05:157:276:23
7:28
#7942
25.2M
25.20 mi13:35:073:07:567:272:41
7:47
#7891
Finish
26.22 mi13:42:183:15:077:277:11
7:03
#7764
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9237149714978872(Top 33%)1395(Top 12%)1395(Top 29%)
10K6.21 mi3.10 mi9243-61512-151512-159361(Top 35%)1567(Top 14%)1567(Top 32%)
15K9.32 mi3.11 mi9082+1611460+521460+528872(Top 33%)1395(Top 12%)1395(Top 29%)
20K12.43 mi3.11 mi8843+2391370+901370+908229(Top 31%)1186(Top 10%)1186(Top 24%)
Half13.11 mi0.68 mi8811+321364+61364+68496(Top 32%)1275(Top 11%)1275(Top 26%)
25K15.53 mi2.42 mi8695+1161332+321332+328265(Top 31%)1275(Top 11%)1275(Top 26%)
30K18.64 mi3.11 mi8495+2001299+331299+337848(Top 29%)1241(Top 11%)1241(Top 25%)
20M20.00 mi1.36 mi8404+911285+141285+147697(Top 29%)1285(Top 11%)1285(Top 26%)
21M21.00 mi1.00 mi8287+1171255+301255+306665(Top 25%)1008(Top 9%)1008(Top 21%)
35K21.75 mi0.75 mi8232+551251+41251+47366(Top 28%)1241(Top 11%)1241(Top 25%)
23M23.00 mi1.25 mi8138+941237+141237+147293(Top 27%)1290(Top 11%)1290(Top 26%)
24M24.00 mi1.00 mi8039+991216+211216+216643(Top 25%)1125(Top 10%)1125(Top 23%)
40K24.85 mi0.85 mi7942+971199+171199+176529(Top 25%)1165(Top 10%)1165(Top 24%)
25.2M25.20 mi0.35 mi7891+511187+121187+125372(Top 20%)864(Top 8%)864(Top 18%)
Finish26.22 mi1.02 mi7764+1271166+211166+215551(Top 21%)930(Top 8%)930(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8872

Females

1395

F18-39

1395

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9361

Females

1567

F18-39

1567

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8872

Females

1395

F18-39

1395

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8229

Females

1186

F18-39

1186

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8496

Females

1275

F18-39

1275

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8265

Females

1275

F18-39

1275

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7848

Females

1241

F18-39

1241

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

7697

Females

1285

F18-39

1285

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6665

Females

1008

F18-39

1008

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7366

Females

1241

F18-39

1241

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7293

Females

1290

F18-39

1290

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

6643

Females

1125

F18-39

1125

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

6529

Females

1165

F18-39

1165

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5372

Females

864

F18-39

864

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5551

Females

930

F18-39

930

Passing Analysis

Category:
Athletes Passed
2119
Passed By
646
Net Change
+1473
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9237
5K → 10K263269-6#9237#9243
10K → 15K24584+161#9243#9082
15K → 20K26526+239#9082#8843
20K → Half419+32#8843#8811
Half → 25K16347+116#8811#8695
25K → 30K26363+200#8695#8495
30K → 20M12635+91#8495#8404
20M → 21M13922+117#8404#8287
21M → 35K6914+55#8287#8232
35K → 23M12632+94#8232#8138
23M → 24M11718+99#8138#8039
24M → 40K10912+97#8039#7942
40K → 25.2M565+51#7942#7891
25.2M → Finish13710+127#7891#7764
TOTALS2119646+1473
📊

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