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BOSTON MARATHON 2023

Erin Genova

Bib: 3518•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Female)
#0 / 11423
Top 1%
Masters (Masters Women)
#0 / 6539
Top 0.4%
Division (F40-44)
#0 / 1878
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:33
Rank: #2990
Start → 5K
20:33 | 6:37/mi
10K· 6.21 mi
40:27
Rank: #2577 (+413)
5K → 10K
19:54 | 6:24/mi
15K· 9.32 mi
1:00:42
Rank: #2606 (-29)
10K → 15K
20:15 | 6:31/mi
20K· 12.43 mi
1:20:52
Rank: #2492 (+114)
15K → 20K
20:10 | 6:29/mi
Half· 13.11 mi
1:25:15
Rank: #2476 (+16)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:41:08
Rank: #2470 (+6)
Half → 25K
15:53 | 6:33/mi
30K· 18.64 mi
2:02:09
Rank: #2493 (-23)
25K → 30K
21:01 | 6:46/mi
20M
2:11:32
Rank: #2523 (-30)
30K → 20M
9:23 | 6:54/mi
21M
2:18:53
Rank: #2555 (-32)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:23:50
Rank: #2541 (+14)
21M → 35K
4:57 | 6:37/mi
23M
2:32:37
Rank: #2562 (-21)
35K → 23M
8:47 | 7:01/mi
24M
2:39:36
Rank: #2633 (-71)
23M → 24M
6:59 | 6:59/mi
40K· 24.85 mi
2:45:46
Rank: #2717 (-84)
24M → 40K
6:10 | 7:13/mi
25.2M
2:48:26
Rank: #2742 (-25)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:55:35
Rank: #2844 (-102)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:15
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:30:20
Pace6:53 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0320:336:3720:33
6:37
-
10K
6.21 mi10:41:5740:276:3119:54
6:24
-0:13
15K
9.32 mi11:02:121:00:426:3120:15
6:31
+0:07
20K
12.43 mi11:22:221:20:526:3020:10
6:29
-0:02
Half
13.11 mi11:26:451:25:156:304:23
6:25
-0:04
25K
15.53 mi11:42:381:41:086:3115:53
6:33
+0:08
30K
18.64 mi12:03:392:02:096:3321:01
6:46
+0:13
20M
20.00 mi12:13:022:11:326:359:23
6:54
+0:08
21M
21.00 mi12:20:232:18:536:377:21
7:21
+0:27
35K
21.75 mi12:25:202:23:506:374:57
6:37
-0:44
23M
23.00 mi12:34:072:32:376:388:47
7:01
+0:24
24M
24.00 mi12:41:062:39:366:396:59
6:59
-0:02
40K
24.85 mi12:47:162:45:466:406:10
7:13
+0:14
25.2M
25.20 mi12:49:562:48:266:412:40
7:44
+0:31
Finish
26.22 mi12:57:052:55:356:427:09
7:01
-0:43

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

6:24 /mi

Average Pace

6:42 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:35

46% of race

Time at Steady Pace

55:54

32% of race

Time at Slower Pace

39:06

22% of race

Average Pace: 6:42 /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 mi10:22:0320:336:3720:33
6:37
#2990
10K
6.21 mi10:41:5740:276:3119:54
6:24
#2577
15K
9.32 mi11:02:121:00:426:3120:15
6:31
#2606
20K
12.43 mi11:22:221:20:526:3020:10
6:29
#2492
Half
13.11 mi11:26:451:25:156:304:23
6:25
#2476
25K
15.53 mi11:42:381:41:086:3115:53
6:33
#2470
30K
18.64 mi12:03:392:02:096:3321:01
6:46
#2493
20M
20.00 mi12:13:022:11:326:359:23
6:54
#2523
21M
21.00 mi12:20:232:18:536:377:21
7:21
#2555
35K
21.75 mi12:25:202:23:506:374:57
6:37
#2541
23M
23.00 mi12:34:072:32:376:388:47
7:01
#2562
24M
24.00 mi12:41:062:39:366:396:59
6:59
#2633
40K
24.85 mi12:47:162:45:466:406:10
7:13
#2717
25.2M
25.20 mi12:49:562:48:266:412:40
7:44
#2742
Finish
26.22 mi12:57:052:55:356:427:09
7:01
#2844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi29901481482755(Top 10%)122(Top 1%)122(Top 6%)
10K6.21 mi3.10 mi2577+413118+30118+302279(Top 9%)97(Top 0.8%)97(Top 5%)
15K9.32 mi3.11 mi2606-29115+3115+32755(Top 10%)122(Top 1%)122(Top 6%)
20K12.43 mi3.11 mi2492+114104+11104+112246(Top 8%)93(Top 0.8%)93(Top 5%)
Half13.11 mi0.68 mi2476+16101+3101+32413(Top 9%)99(Top 0.9%)99(Top 5%)
25K15.53 mi2.42 mi2470+6102-1102-12444(Top 9%)104(Top 0.9%)104(Top 6%)
30K18.64 mi3.11 mi2493-23106-4106-42783(Top 10%)141(Top 1%)141(Top 8%)
20M20.00 mi1.36 mi2523-30108-2108-23484(Top 13%)226(Top 2%)226(Top 12%)
21M21.00 mi1.00 mi2555-32109-1109-13905(Top 15%)290(Top 3%)290(Top 15%)
35K21.75 mi0.75 mi2541+14108+1108+13151(Top 12%)198(Top 2%)198(Top 11%)
23M23.00 mi1.25 mi2562-21111-3111-33888(Top 15%)302(Top 3%)302(Top 16%)
24M24.00 mi1.00 mi2633-71116-5116-54617(Top 17%)462(Top 4%)462(Top 25%)
40K24.85 mi0.85 mi2717-84127-11127-114973(Top 19%)631(Top 6%)631(Top 34%)
25.2M25.20 mi0.35 mi2742-25134-7134-75077(Top 19%)722(Top 6%)722(Top 38%)
Finish26.22 mi1.02 mi2844-102145-11145-115319(Top 20%)818(Top 7%)818(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2755

Females

122

F40-44

122

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2279

Females

97

F40-44

97

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2755

Females

122

F40-44

122

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2246

Females

93

F40-44

93

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2413

Females

99

F40-44

99

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2444

Females

104

F40-44

104

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2783

Females

141

F40-44

141

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3484

Females

226

F40-44

226

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3905

Females

290

F40-44

290

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3151

Females

198

F40-44

198

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3888

Females

302

F40-44

302

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4617

Females

462

F40-44

462

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4973

Females

631

F40-44

631

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5077

Females

722

F40-44

722

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5319

Females

818

F40-44

818

Passing Analysis

Category:
Athletes Passed
943
Passed By
797
Net Change
+146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2990
5K → 10K44229+413#2990#2577
10K → 15K6594-29#2577#2606
15K → 20K13218+114#2606#2492
20K → Half204+16#2492#2476
Half → 25K5246+6#2476#2470
25K → 30K5982-23#2470#2493
30K → 20M2656-30#2493#2523
20M → 21M2860-32#2523#2555
21M → 35K239+14#2555#2541
35K → 23M4061-21#2541#2562
23M → 24M2091-71#2562#2633
24M → 40K1498-84#2633#2717
40K → 25.2M631-25#2717#2742
25.2M → Finish16118-102#2742#2844
TOTALS943797+146
📊

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