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BOSTON MARATHON 2023

Jeffrey Gerbert

Bib: 10288•M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 33%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M55-59)
#0 / 1422
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:42
Rank: #6159
Start → 5K
21:42 | 6:59/mi
10K· 6.21 mi
43:10
Rank: #6168 (-9)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:29
Rank: #5982 (+186)
10K → 15K
21:19 | 6:52/mi
20K· 12.43 mi
1:26:09
Rank: #5933 (+49)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:30:51
Rank: #5924 (+9)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:47:52
Rank: #5861 (+63)
Half → 25K
17:01 | 7:01/mi
30K· 18.64 mi
2:10:58
Rank: #5974 (-113)
25K → 30K
23:06 | 7:26/mi
20M
2:21:12
Rank: #6001 (-27)
30K → 20M
10:14 | 7:32/mi
21M
2:29:09
Rank: #6008 (-7)
20M → 21M
7:57 | 7:57/mi
35K· 21.75 mi
2:34:25
Rank: #5955 (+53)
21M → 35K
5:16 | 7:02/mi
23M
2:43:27
Rank: #5846 (+109)
35K → 23M
9:02 | 7:13/mi
24M
2:50:22
Rank: #5730 (+116)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:56:19
Rank: #5606 (+124)
24M → 40K
5:57 | 6:58/mi
25.2M
2:58:57
Rank: #5568 (+38)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:05:49
Rank: #5433 (+135)
25.2M → Finish
6:52 | 6:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:51
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:34:58
Pace7:15 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4221:426:5921:42
6:59
-
10K
6.21 mi11:09:1043:106:5721:28
6:55
-0:04
15K
9.32 mi11:30:291:04:296:5521:19
6:52
-0:03
20K
12.43 mi11:52:091:26:096:5621:40
6:58
+0:06
Half
13.11 mi11:56:511:30:516:564:42
6:53
-0:05
25K
15.53 mi12:13:521:47:526:5717:01
7:01
+0:08
30K
18.64 mi12:36:582:10:587:0223:06
7:26
+0:25
20M
20.00 mi12:47:122:21:127:0410:14
7:32
+0:06
21M
21.00 mi12:55:092:29:097:067:57
7:57
+0:25
35K
21.75 mi13:00:252:34:257:065:16
7:02
-0:55
23M
23.00 mi13:09:272:43:277:069:02
7:13
+0:11
24M
24.00 mi13:16:222:50:227:066:55
6:55
-0:18
40K
24.85 mi13:22:192:56:197:065:57
6:58
+0:03
25.2M
25.20 mi13:24:572:58:577:062:38
7:38
+0:40
Finish
26.22 mi13:31:493:05:497:066:52
6:44
-0:54

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

6:44 /mi

Average Pace

7:06 /mi

Slowest Pace

7:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:54

76% of race

Time at Steady Pace

35:58

19% of race

Time at Slower Pace

7:57

4% of race

Average Pace: 7:05 /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 mi10:47:4221:426:5921:42
6:59
#6159
10K
6.21 mi11:09:1043:106:5721:28
6:55
#6168
15K
9.32 mi11:30:291:04:296:5521:19
6:52
#5982
20K
12.43 mi11:52:091:26:096:5621:40
6:58
#5933
Half
13.11 mi11:56:511:30:516:564:42
6:53
#5924
25K
15.53 mi12:13:521:47:526:5717:01
7:01
#5861
30K
18.64 mi12:36:582:10:587:0223:06
7:26
#5974
20M
20.00 mi12:47:122:21:127:0410:14
7:32
#6001
21M
21.00 mi12:55:092:29:097:067:57
7:57
#6008
35K
21.75 mi13:00:252:34:257:065:16
7:02
#5955
23M
23.00 mi13:09:272:43:277:069:02
7:13
#5846
24M
24.00 mi13:16:222:50:227:066:55
6:55
#5730
40K
24.85 mi13:22:192:56:197:065:57
6:58
#5606
25.2M
25.20 mi13:24:572:58:577:062:38
7:38
#5568
Finish
26.22 mi13:31:493:05:497:066:52
6:44
#5433
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi6159562456245661(Top 21%)5198(Top 34%)5198(Top 366%)
10K6.21 mi3.10 mi6168-95614+105614+106193(Top 23%)5615(Top 37%)5615(Top 395%)
15K9.32 mi3.11 mi5982+1865464+1505464+1505661(Top 21%)5198(Top 34%)5198(Top 366%)
20K12.43 mi3.11 mi5933+495420+445420+445817(Top 22%)5326(Top 35%)5326(Top 375%)
Half13.11 mi0.68 mi5924+95418+25418+25891(Top 22%)5400(Top 36%)5400(Top 380%)
25K15.53 mi2.42 mi5861+635371+475371+475675(Top 21%)5200(Top 34%)5200(Top 366%)
30K18.64 mi3.11 mi5974-1135447-765447-766787(Top 25%)5918(Top 39%)5918(Top 416%)
20M20.00 mi1.36 mi6001-275451-45451-46959(Top 26%)5937(Top 39%)5937(Top 418%)
21M21.00 mi1.00 mi6008-75445+65445+66998(Top 26%)5854(Top 39%)5854(Top 412%)
35K21.75 mi0.75 mi5955+535394+515394+515549(Top 21%)4912(Top 32%)4912(Top 345%)
23M23.00 mi1.25 mi5846+1095304+905304+904879(Top 18%)4378(Top 29%)4378(Top 308%)
24M24.00 mi1.00 mi5730+1165205+995205+994270(Top 16%)3882(Top 26%)3882(Top 273%)
40K24.85 mi0.85 mi5606+1245100+1055100+1053645(Top 14%)3309(Top 22%)3309(Top 233%)
25.2M25.20 mi0.35 mi5568+385065+355065+354548(Top 17%)3961(Top 26%)3961(Top 279%)
Finish26.22 mi1.02 mi5433+1354951+1144951+1143735(Top 14%)3327(Top 22%)3327(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5661

Males

5198

M55-59

5198

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6193

Males

5615

M55-59

5615

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5661

Males

5198

M55-59

5198

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5817

Males

5326

M55-59

5326

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5891

Males

5400

M55-59

5400

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5675

Males

5200

M55-59

5200

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

6787

Males

5918

M55-59

5918

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6959

Males

5937

M55-59

5937

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6998

Males

5854

M55-59

5854

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5549

Males

4912

M55-59

4912

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4879

Males

4378

M55-59

4378

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4270

Males

3882

M55-59

3882

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3645

Males

3309

M55-59

3309

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4548

Males

3961

M55-59

3961

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3735

Males

3327

M55-59

3327

Passing Analysis

Category:
Athletes Passed
1479
Passed By
753
Net Change
+726
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6159
5K → 10K177186-9#6159#6168
10K → 15K23246+186#6168#5982
15K → 20K12475+49#5982#5933
20K → Half2213+9#5933#5924
Half → 25K11249+63#5924#5861
25K → 30K93206-113#5861#5974
30K → 20M5077-27#5974#6001
20M → 21M5360-7#6001#6008
21M → 35K6310+53#6008#5955
35K → 23M12011+109#5955#5846
23M → 24M1248+116#5846#5730
24M → 40K1262+124#5730#5606
40K → 25.2M435+38#5606#5568
25.2M → Finish1405+135#5568#5433
TOTALS1479753+726
📊

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