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BOSTON MARATHON 2023

Chris Gombeski

Bib: 3281•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 7%
Division (M18-39)
#0 / 5285
Top 16%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #2327
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
39:51
Rank: #2049 (+278)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
59:33
Rank: #1953 (+96)
10K → 15K
19:42 | 6:20/mi
20K· 12.43 mi
1:19:11
Rank: #1811 (+142)
15K → 20K
19:38 | 6:19/mi
Half· 13.11 mi
1:23:25
Rank: #1781 (+30)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:38:47
Rank: #1739 (+42)
Half → 25K
15:22 | 6:20/mi
30K· 18.64 mi
1:58:41
Rank: #1612 (+127)
25K → 30K
19:54 | 6:24/mi
20M
2:07:11
Rank: #1518 (+94)
30K → 20M
8:30 | 6:15/mi
21M
2:13:34
Rank: #1416 (+102)
20M → 21M
6:23 | 6:23/mi
35K· 21.75 mi
2:18:01
Rank: #1370 (+46)
21M → 35K
4:27 | 5:57/mi
23M
2:25:40
Rank: #1268 (+102)
35K → 23M
7:39 | 6:07/mi
24M
2:31:37
Rank: #1193 (+75)
23M → 24M
5:57 | 5:57/mi
40K· 24.85 mi
2:36:46
Rank: #1144 (+49)
24M → 40K
5:09 | 6:01/mi
25.2M
2:39:01
Rank: #1127 (+17)
40K → 25.2M
2:15 | 6:31/mi
Finish· 26.22 mi
2:45:03
Rank: #1084 (+43)
25.2M → Finish
6:02 | 5:55/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:23:25
Pace6:22 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:21:38
Pace6:14 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5320:146:3120:14
6:31
-
10K
6.21 mi10:41:3039:516:2519:37
6:19
-0:12
15K
9.32 mi11:01:1259:336:2319:42
6:20
+0:01
20K
12.43 mi11:20:501:19:116:2219:38
6:19
-0:01
Half
13.11 mi11:25:041:23:256:224:14
6:12
-0:07
25K
15.53 mi11:40:261:38:476:2215:22
6:20
+0:08
30K
18.64 mi12:00:201:58:416:2219:54
6:24
+0:04
20M
20.00 mi12:08:502:07:116:228:30
6:15
-0:09
21M
21.00 mi12:15:132:13:346:226:23
6:23
+0:08
35K
21.75 mi12:19:402:18:016:214:27
5:57
-0:26
23M
23.00 mi12:27:192:25:406:207:39
6:07
+0:10
24M
24.00 mi12:33:162:31:376:195:57
5:57
-0:10
40K
24.85 mi12:38:252:36:466:185:09
6:01
+0:04
25.2M
25.20 mi12:40:402:39:016:192:15
6:31
+0:30
Finish
26.22 mi12:46:422:45:036:186:02
5:55
-0:36

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

5:55 /mi

Average Pace

6:18 /mi

Slowest Pace

6:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:34

86% of race

Time at Steady Pace

22:29

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:18 /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 mi10:21:5320:146:3120:14
6:31
#2327
10K
6.21 mi10:41:3039:516:2519:37
6:19
#2049
15K
9.32 mi11:01:1259:336:2319:42
6:20
#1953
20K
12.43 mi11:20:501:19:116:2219:38
6:19
#1811
Half
13.11 mi11:25:041:23:256:224:14
6:12
#1781
25K
15.53 mi11:40:261:38:476:2215:22
6:20
#1739
30K
18.64 mi12:00:201:58:416:2219:54
6:24
#1612
20M
20.00 mi12:08:502:07:116:228:30
6:15
#1518
21M
21.00 mi12:15:132:13:346:226:23
6:23
#1416
35K
21.75 mi12:19:402:18:016:214:27
5:57
#1370
23M
23.00 mi12:27:192:25:406:207:39
6:07
#1268
24M
24.00 mi12:33:162:31:376:195:57
5:57
#1193
40K
24.85 mi12:38:252:36:466:185:09
6:01
#1144
25.2M
25.20 mi12:40:402:39:016:192:15
6:31
#1127
Finish
26.22 mi12:46:422:45:036:186:02
5:55
#1084
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2327221922191820(Top 7%)1743(Top 11%)1743(Top 33%)
10K6.21 mi3.10 mi2049+2781964+2551964+2551817(Top 7%)1738(Top 11%)1738(Top 33%)
15K9.32 mi3.11 mi1953+961869+951869+951820(Top 7%)1743(Top 11%)1743(Top 33%)
20K12.43 mi3.11 mi1811+1421734+1351734+1351459(Top 5%)1393(Top 9%)1393(Top 26%)
Half13.11 mi0.68 mi1781+301704+301704+301358(Top 5%)1298(Top 9%)1298(Top 25%)
25K15.53 mi2.42 mi1739+421663+411663+411459(Top 5%)1396(Top 9%)1396(Top 26%)
30K18.64 mi3.11 mi1612+1271543+1201543+1201216(Top 5%)1160(Top 8%)1160(Top 22%)
20M20.00 mi1.36 mi1518+941450+931450+93776(Top 3%)736(Top 5%)736(Top 14%)
21M21.00 mi1.00 mi1416+1021352+981352+98467(Top 2%)434(Top 3%)434(Top 8%)
35K21.75 mi0.75 mi1370+461307+451307+45601(Top 2%)563(Top 4%)563(Top 11%)
23M23.00 mi1.25 mi1268+1021211+961211+96481(Top 2%)450(Top 3%)450(Top 9%)
24M24.00 mi1.00 mi1193+751139+721139+72466(Top 2%)439(Top 3%)439(Top 8%)
40K24.85 mi0.85 mi1144+491090+491090+49378(Top 1%)353(Top 2%)353(Top 7%)
25.2M25.20 mi0.35 mi1127+171074+161074+16552(Top 2%)520(Top 3%)520(Top 10%)
Finish26.22 mi1.02 mi1084+431032+421032+42569(Top 2%)540(Top 4%)540(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1820

Males

1743

M18-39

1743

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1817

Males

1738

M18-39

1738

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1820

Males

1743

M18-39

1743

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1459

Males

1393

M18-39

1393

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1358

Males

1298

M18-39

1298

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1459

Males

1396

M18-39

1396

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1216

Males

1160

M18-39

1160

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

776

Males

736

M18-39

736

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

467

Males

434

M18-39

434

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

601

Males

563

M18-39

563

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

481

Males

450

M18-39

450

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

466

Males

439

M18-39

439

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

378

Males

353

M18-39

353

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

552

Males

520

M18-39

520

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

569

Males

540

M18-39

540

Passing Analysis

Category:
Athletes Passed
1325
Passed By
82
Net Change
+1243
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2327
5K → 10K30426+278#2327#2049
10K → 15K12024+96#2049#1953
15K → 20K1497+142#1953#1811
20K → Half311+30#1811#1781
Half → 25K5513+42#1781#1739
25K → 30K1336+127#1739#1612
30K → 20M962+94#1612#1518
20M → 21M1020+102#1518#1416
21M → 35K460+46#1416#1370
35K → 23M1020+102#1370#1268
23M → 24M761+75#1268#1193
24M → 40K490+49#1193#1144
40K → 25.2M181+17#1144#1127
25.2M → Finish441+43#1127#1084
TOTALS132582+1243
📊

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