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BOSTON MARATHON 2023

Rachel Coogan

Bib: 158•F

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Female)
#0 / 11423
Top 0.6%
Division (F18-39)
#0 / 4884
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:26
Rank: #595
Start → 5K
18:26 | 5:56/mi
10K· 6.21 mi
37:23
Rank: #772 (-177)
5K → 10K
18:57 | 6:06/mi
15K· 9.32 mi
56:36
Rank: #875 (-103)
10K → 15K
19:13 | 6:11/mi
20K· 12.43 mi
1:16:11
Rank: #991 (-116)
15K → 20K
19:35 | 6:18/mi
Half· 13.11 mi
1:20:28
Rank: #1006 (-15)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:35:53
Rank: #1051 (-45)
Half → 25K
15:25 | 6:22/mi
30K· 18.64 mi
1:56:20
Rank: #1139 (-88)
25K → 30K
20:27 | 6:35/mi
20M
2:05:34
Rank: #1210 (-71)
30K → 20M
9:14 | 6:48/mi
21M
2:12:51
Rank: #1294 (-84)
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:17:51
Rank: #1341 (-47)
21M → 35K
5:00 | 6:41/mi
23M
2:26:30
Rank: #1411 (-70)
35K → 23M
8:39 | 6:55/mi
24M
2:33:20
Rank: #1460 (-49)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:39:21
Rank: #1521 (-61)
24M → 40K
6:01 | 7:02/mi
25.2M
2:41:59
Rank: #1554 (-33)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:49:03
Rank: #1622 (-68)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:28
Pace6:08 /mi
2nd Half
Distance13.11 mi
Time1:28:35
Pace6:45 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:05:2718:265:5618:26
5:56
-
10K
6.21 mi10:24:2437:236:0118:57
6:06
+0:10
15K
9.32 mi10:43:3756:366:0419:13
6:11
+0:05
20K
12.43 mi11:03:121:16:116:0819:35
6:18
+0:07
Half
13.11 mi11:07:291:20:286:084:17
6:17
-0:01
25K
15.53 mi11:22:541:35:536:1015:25
6:22
+0:05
30K
18.64 mi11:43:211:56:206:1420:27
6:35
+0:13
20M
20.00 mi11:52:352:05:346:179:14
6:48
+0:13
21M
21.00 mi11:59:522:12:516:207:17
7:17
+0:29
35K
21.75 mi12:04:522:17:516:205:00
6:41
-0:36
23M
23.00 mi12:13:312:26:306:228:39
6:55
+0:14
24M
24.00 mi12:20:212:33:206:236:50
6:50
-0:05
40K
24.85 mi12:26:222:39:216:256:01
7:02
+0:12
25.2M
25.20 mi12:29:002:41:596:262:38
7:38
+0:36
Finish
26.22 mi12:36:042:49:036:277:04
6:56
-0:42

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

5:56 /mi

Average Pace

6:27 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:53

57% of race

Time at Steady Pace

41:31

25% of race

Time at Slower Pace

31:39

19% of race

Average Pace: 6:27 /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 mi10:05:2718:265:5618:26
5:56
#595
10K
6.21 mi10:24:2437:236:0118:57
6:06
#772
15K
9.32 mi10:43:3756:366:0419:13
6:11
#875
20K
12.43 mi11:03:121:16:116:0819:35
6:18
#991
Half
13.11 mi11:07:291:20:286:084:17
6:17
#1006
25K
15.53 mi11:22:541:35:536:1015:25
6:22
#1051
30K
18.64 mi11:43:211:56:206:1420:27
6:35
#1139
20M
20.00 mi11:52:352:05:346:179:14
6:48
#1210
21M
21.00 mi11:59:522:12:516:207:17
7:17
#1294
35K
21.75 mi12:04:522:17:516:205:00
6:41
#1341
23M
23.00 mi12:13:312:26:306:228:39
6:55
#1411
24M
24.00 mi12:20:212:33:206:236:50
6:50
#1460
40K
24.85 mi12:26:222:39:216:256:01
7:02
#1521
25.2M
25.20 mi12:29:002:41:596:262:38
7:38
#1554
Finish
26.22 mi12:36:042:49:036:277:04
6:56
#1622
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi59543431201(Top 5%)56(Top 0.5%)56(Top 1%)
10K6.21 mi3.10 mi772-17744-144-11061(Top 4%)53(Top 0.5%)53(Top 1%)
15K9.32 mi3.11 mi875-10349-549-51201(Top 5%)56(Top 0.5%)56(Top 1%)
20K12.43 mi3.11 mi991-11650-150-11407(Top 5%)61(Top 0.5%)61(Top 1%)
Half13.11 mi0.68 mi1006-1550501746(Top 7%)69(Top 0.6%)69(Top 1%)
25K15.53 mi2.42 mi1051-4552-252-21566(Top 6%)64(Top 0.6%)64(Top 1%)
30K18.64 mi3.11 mi1139-8852521898(Top 7%)80(Top 0.7%)80(Top 2%)
20M20.00 mi1.36 mi1210-7154-254-22811(Top 11%)151(Top 1%)151(Top 3%)
21M21.00 mi1.00 mi1294-8457-357-33550(Top 13%)247(Top 2%)247(Top 5%)
35K21.75 mi0.75 mi1341-4760-360-33515(Top 13%)247(Top 2%)247(Top 5%)
23M23.00 mi1.25 mi1411-7064-464-43316(Top 12%)230(Top 2%)230(Top 5%)
24M24.00 mi1.00 mi1460-4967-367-33868(Top 15%)326(Top 3%)326(Top 7%)
40K24.85 mi0.85 mi1521-6169-269-24064(Top 15%)417(Top 4%)417(Top 9%)
25.2M25.20 mi0.35 mi1554-3369694613(Top 17%)585(Top 5%)585(Top 12%)
Finish26.22 mi1.02 mi1622-6873-473-44849(Top 18%)675(Top 6%)675(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1201

Females

56

F18-39

56

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1061

Females

53

F18-39

53

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1201

Females

56

F18-39

56

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1407

Females

61

F18-39

61

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1746

Females

69

F18-39

69

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1566

Females

64

F18-39

64

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1898

Females

80

F18-39

80

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2811

Females

151

F18-39

151

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3550

Females

247

F18-39

247

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3515

Females

247

F18-39

247

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3316

Females

230

F18-39

230

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3868

Females

326

F18-39

326

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4064

Females

417

F18-39

417

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4613

Females

585

F18-39

585

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4849

Females

675

F18-39

675

Passing Analysis

Category:
Athletes Passed
95
Passed By
1122
Net Change
-1027
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#595
5K → 10K2179-177#595#772
10K → 15K2105-103#772#875
15K → 20K5121-116#875#991
20K → Half116-15#991#1006
Half → 25K1257-45#1006#1051
25K → 30K19107-88#1051#1139
30K → 20M576-71#1139#1210
20M → 21M892-84#1210#1294
21M → 35K552-47#1294#1341
35K → 23M1181-70#1341#1411
23M → 24M1362-49#1411#1460
24M → 40K566-61#1460#1521
40K → 25.2M336-33#1521#1554
25.2M → Finish472-68#1554#1622
TOTALS951122-1027
📊

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