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BOSTON MARATHON 2023

Melissa Sullivan

Bib: 26955•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:56
Rank: #23346
Start → 5K
30:56 | 9:57/mi
10K· 6.21 mi
1:01:45
Rank: #23491 (-145)
5K → 10K
30:49 | 9:55/mi
15K· 9.32 mi
1:32:36
Rank: #23460 (+31)
10K → 15K
30:51 | 9:56/mi
20K· 12.43 mi
2:04:31
Rank: #23451 (+9)
15K → 20K
31:55 | 10:16/mi
Half· 13.11 mi
2:11:31
Rank: #23485 (-34)
20K → Half
7:00 | 10:16/mi
25K· 15.53 mi
2:37:45
Rank: #23515 (-30)
Half → 25K
26:14 | 10:49/mi
30K· 18.64 mi
3:12:22
Rank: #23485 (+30)
25K → 30K
34:37 | 11:09/mi
20M
3:27:39
Rank: #23446 (+39)
30K → 20M
15:17 | 11:15/mi
21M
3:41:30
Rank: #23579 (-133)
20M → 21M
13:51 | 13:51/mi
35K· 21.75 mi
3:49:41
Rank: #23564 (+15)
21M → 35K
8:11 | 10:56/mi
23M
4:07:00
Rank: #23805 (-241)
35K → 23M
17:19 | 13:50/mi
24M
4:18:26
Rank: #23805
23M → 24M
11:26 | 11:26/mi
40K· 24.85 mi
4:29:20
Rank: #23864 (-59)
24M → 40K
10:54 | 12:45/mi
25.2M
4:34:16
Rank: #23893 (-29)
40K → 25.2M
4:56 | 14:18/mi
Finish· 26.22 mi
4:45:31
Rank: #23903 (-10)
25.2M → Finish
11:15 | 11:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:31
Pace10:02 /mi
2nd Half
Distance13.11 mi
Time2:34:00
Pace11:45 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5930:569:5730:56
9:57
-
10K
6.21 mi12:22:481:01:459:5630:49
9:55
-0:02
15K
9.32 mi12:53:391:32:369:5630:51
9:56
+0:01
20K
12.43 mi13:25:342:04:3110:0131:55
10:16
+0:20
Half
13.11 mi13:32:342:11:3110:027:00
10:16
0:00
25K
15.53 mi13:58:482:37:4510:0926:14
10:49
+0:33
30K
18.64 mi14:33:253:12:2210:1934:37
11:09
+0:20
20M
20.00 mi14:48:423:27:3910:2315:17
11:15
+0:06
21M
21.00 mi15:02:333:41:3010:3313:51
13:51
+2:36
35K
21.75 mi15:10:443:49:4110:348:11
10:56
-2:55
23M
23.00 mi15:28:034:07:0010:4417:19
13:50
+2:54
24M
24.00 mi15:39:294:18:2610:4611:26
11:26
-2:24
40K
24.85 mi15:50:234:29:2010:5010:54
12:45
+1:19
25.2M
25.20 mi15:55:194:34:1610:534:56
14:18
+1:33
Finish
26.22 mi16:06:344:45:3110:5411:15
11:02
-3:16

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

9:55 /mi

Average Pace

10:54 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:31

46% of race

Time at Steady Pace

1:47:00

37% of race

Time at Slower Pace

47:00

16% of race

Average Pace: 10:53 /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 mi11:51:5930:569:5730:56
9:57
#23346
10K
6.21 mi12:22:481:01:459:5630:49
9:55
#23491
15K
9.32 mi12:53:391:32:369:5630:51
9:56
#23460
20K
12.43 mi13:25:342:04:3110:0131:55
10:16
#23451
Half
13.11 mi13:32:342:11:3110:027:00
10:16
#23485
25K
15.53 mi13:58:482:37:4510:0926:14
10:49
#23515
30K
18.64 mi14:33:253:12:2210:1934:37
11:09
#23485
20M
20.00 mi14:48:423:27:3910:2315:17
11:15
#23446
21M
21.00 mi15:02:333:41:3010:3313:51
13:51
#23579
35K
21.75 mi15:10:443:49:4110:348:11
10:56
#23564
23M
23.00 mi15:28:034:07:0010:4417:19
13:50
#23805
24M
24.00 mi15:39:294:18:2610:4611:26
11:26
#23805
40K
24.85 mi15:50:234:29:2010:5010:54
12:45
#23864
25.2M
25.20 mi15:55:194:34:1610:534:56
14:18
#23893
Finish
26.22 mi16:06:344:45:3110:5411:15
11:02
#23903
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi233469572957223382(Top 88%)9538(Top 83%)9538(Top 525%)
10K6.21 mi3.10 mi23491-1459619-479619-4723532(Top 88%)9644(Top 84%)9644(Top 531%)
15K9.32 mi3.11 mi23460+319591+289591+2823382(Top 88%)9538(Top 83%)9538(Top 525%)
20K12.43 mi3.11 mi23451+99577+149577+1423431(Top 88%)9583(Top 84%)9583(Top 527%)
Half13.11 mi0.68 mi23485-349602-259602-2523792(Top 89%)9799(Top 86%)9799(Top 539%)
25K15.53 mi2.42 mi23515-309629-279629-2723707(Top 89%)9794(Top 86%)9794(Top 539%)
30K18.64 mi3.11 mi23485+309635-69635-623329(Top 88%)9646(Top 84%)9646(Top 531%)
20M20.00 mi1.36 mi23446+399634+19634+123103(Top 87%)9570(Top 84%)9570(Top 527%)
21M21.00 mi1.00 mi23579-1339707-739707-7324913(Top 94%)10562(Top 92%)10562(Top 581%)
35K21.75 mi0.75 mi23564+159701+69701+623205(Top 87%)9698(Top 85%)9698(Top 534%)
23M23.00 mi1.25 mi23805-2419843-1429843-14225719(Top 97%)11009(Top 96%)11009(Top 606%)
24M24.00 mi1.00 mi238059854-119854-1123781(Top 89%)10046(Top 88%)10046(Top 553%)
40K24.85 mi0.85 mi23864-599895-419895-4124726(Top 93%)10534(Top 92%)10534(Top 580%)
25.2M25.20 mi0.35 mi23893-299918-239918-2325243(Top 95%)10803(Top 95%)10803(Top 595%)
Finish26.22 mi1.02 mi23903-109927-99927-924053(Top 90%)10185(Top 89%)10185(Top 561%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23382

Females

9538

F45-49

9538

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23532

Females

9644

F45-49

9644

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23382

Females

9538

F45-49

9538

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23431

Females

9583

F45-49

9583

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

23792

Females

9799

F45-49

9799

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23707

Females

9794

F45-49

9794

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

23329

Females

9646

F45-49

9646

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

23103

Females

9570

F45-49

9570

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24913

Females

10562

F45-49

10562

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23205

Females

9698

F45-49

9698

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

25719

Females

11009

F45-49

11009

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23781

Females

10046

F45-49

10046

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24726

Females

10534

F45-49

10534

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25243

Females

10803

F45-49

10803

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

24053

Females

10185

F45-49

10185

Passing Analysis

Category:
Athletes Passed
806
Passed By
1363
Net Change
-557
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23346
5K → 10K153298-145#23346#23491
10K → 15K138107+31#23491#23460
15K → 20K129120+9#23460#23451
20K → Half1852-34#23451#23485
Half → 25K79109-30#23485#23515
25K → 30K11383+30#23515#23485
30K → 20M7031+39#23485#23446
20M → 21M5138-133#23446#23579
21M → 35K3015+15#23579#23564
35K → 23M6247-241#23564#23805
23M → 24M26260#23805#23805
24M → 40K1372-59#23805#23864
40K → 25.2M231-29#23864#23893
25.2M → Finish2434-10#23893#23903
TOTALS8061363-557
📊

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