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BOSTON MARATHON 2023

Jordan Corbman

Bib: 9242•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 28%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:37/mi
23:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
46:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:13/mi
1:08:30
↑ 67↓ 78
20K· 12.43 mi
7:30/mi
1:31:49
↑ 106↓ 860.1%
Half· 13.11 mi
6:59/mi
1:36:35
↑ 19↓ 370.5%
25K· 15.53 mi
7:17/mi
1:54:14
↑ 66↓ 880.2%
30K· 18.64 mi
7:24/mi
2:17:12
↑ 181↓ 1480.2%
20M
7:24/mi
2:27:16
↑ 64↓ 500.2%
21M
7:46/mi
2:35:02
↑ 106↓ 241.6%
35K· 21.75 mi
7:09/mi
2:40:23
↑ 17↓ 861.7%
23M
7:22/mi
2:49:37
↑ 23↓ 630.6%
24M
7:13/mi
2:56:50
↓ 821.3%
40K· 24.85 mi
7:26/mi
3:03:11
↓ 200.3%
25.2M
8:10/mi
3:06:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:13:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:35
Pace7:22 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:57
Pace7:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2023:407:3723:40
7:37
-
10K
6.21 mi11:12:4546:057:2522:25
7:13
-0:24
15K
9.32 mi11:35:101:08:307:2122:25
7:13
0:00
20K
12.43 mi11:58:291:31:497:2323:19
7:30
+0:17
Half
13.11 mi12:03:151:36:357:224:46
6:59
-0:31
25K
15.53 mi12:20:541:54:147:2117:39
7:17
+0:18
30K
18.64 mi12:43:522:17:127:2222:58
7:24
+0:07
20M
20.00 mi12:53:562:27:167:2210:04
7:24
0:00
21M
21.00 mi13:01:422:35:027:237:46
7:46
+0:22
35K
21.75 mi13:07:032:40:237:225:21
7:09
-0:37
23M
23.00 mi13:16:172:49:377:229:14
7:22
+0:13
24M
24.00 mi13:23:302:56:507:227:13
7:13
-0:09
40K
24.85 mi13:29:513:03:117:226:21
7:26
+0:13
25.2M
25.20 mi13:32:403:06:007:232:49
8:10
+0:44
Finish
26.22 mi13:40:123:13:327:237:32
7:24
-0:46

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

6:59 /mi

Average Pace

7:23 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:57

95% of race

Time at Steady Pace

10:35

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:23 /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 mi10:50:2023:407:3723:40
7:37
#10711
10K
6.21 mi11:12:4546:057:2522:25
7:13
#9323
15K
9.32 mi11:35:101:08:307:2122:25
7:13
#8841
20K
12.43 mi11:58:291:31:497:2323:19
7:30
#8913
Half
13.11 mi12:03:151:36:357:224:46
6:59
#8771
25K
15.53 mi12:20:541:54:147:2117:39
7:17
#8469
30K
18.64 mi12:43:522:17:127:2222:58
7:24
#8089
20M
20.00 mi12:53:562:27:167:2210:04
7:24
#7895
21M
21.00 mi13:01:422:35:027:237:46
7:46
#7735
35K
21.75 mi13:07:032:40:237:225:21
7:09
#7665
23M
23.00 mi13:16:172:49:377:229:14
7:22
#7491
24M
24.00 mi13:23:302:56:507:227:13
7:13
#7399
40K
24.85 mi13:29:513:03:117:226:21
7:26
#7332
25.2M
25.20 mi13:32:403:06:007:232:49
8:10
#7324
Finish
26.22 mi13:40:123:13:327:237:32
7:24
#7307
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10711851085107917(Top 30%)6862(Top 45%)6862(Top 306%)
10K6.21 mi3.10 mi9323+13887769+7417769+7418232(Top 31%)7100(Top 47%)7100(Top 317%)
15K9.32 mi3.11 mi8841+4827464+3057464+3057917(Top 30%)6862(Top 45%)6862(Top 306%)
20K12.43 mi3.11 mi8913-727498-347498-349368(Top 35%)7720(Top 51%)7720(Top 344%)
Half13.11 mi0.68 mi8771+1427414+847414+846532(Top 25%)5873(Top 39%)5873(Top 262%)
25K15.53 mi2.42 mi8469+3027212+2027212+2027182(Top 27%)6270(Top 41%)6270(Top 280%)
30K18.64 mi3.11 mi8089+3806927+2856927+2856579(Top 25%)5781(Top 38%)5781(Top 258%)
20M20.00 mi1.36 mi7895+1946789+1386789+1386262(Top 24%)5478(Top 36%)5478(Top 244%)
21M21.00 mi1.00 mi7735+1606671+1186671+1186045(Top 23%)5214(Top 34%)5214(Top 233%)
35K21.75 mi0.75 mi7665+706621+506621+506287(Top 24%)5416(Top 36%)5416(Top 242%)
23M23.00 mi1.25 mi7491+1746479+1426479+1425763(Top 22%)5013(Top 33%)5013(Top 224%)
24M24.00 mi1.00 mi7399+926400+796400+795888(Top 22%)5018(Top 33%)5018(Top 224%)
40K24.85 mi0.85 mi7332+676339+616339+616300(Top 24%)5201(Top 34%)5201(Top 232%)
25.2M25.20 mi0.35 mi7324+86321+186321+187642(Top 29%)5923(Top 39%)5923(Top 264%)
Finish26.22 mi1.02 mi7307+176284+376284+377797(Top 29%)6034(Top 40%)6034(Top 269%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

7917

Males

6862

M40-44

6862

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8232

Males

7100

M40-44

7100

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

7917

Males

6862

M40-44

6862

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9368

Males

7720

M40-44

7720

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6532

Males

5873

M40-44

5873

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7182

Males

6270

M40-44

6270

25K→30K

15.5 - 18.6 mi

Top 25%
×9story building
+181ft-148ft

Overall

6579

Males

5781

M40-44

5781

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6262

Males

5478

M40-44

5478

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6045

Males

5214

M40-44

5214

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6287

Males

5416

M40-44

5416

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5763

Males

5013

M40-44

5013

23M→24M

23.0 - 24.0 mi

Top 22%
×6story building
+12ft-82ft

Overall

5888

Males

5018

M40-44

5018

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6300

Males

5201

M40-44

5201

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7642

Males

5923

M40-44

5923

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7797

Males

6034

M40-44

6034

Passing Analysis

Category:
Athletes Passed
3780*
Passed By
376
Net Change
+3404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10711
5K → 10K1409*21+1388#10711#9323
10K → 15K49917+482#9323#8841
15K → 20K105177-72#8841#8913
20K → Half1420+142#8913#8771
Half → 25K3053+302#8771#8469
25K → 30K39111+380#8469#8089
30K → 20M2017+194#8089#7895
20M → 21M17010+160#7895#7735
21M → 35K788+70#7735#7665
35K → 23M1839+174#7665#7491
23M → 24M10715+92#7491#7399
24M → 40K8720+67#7399#7332
40K → 25.2M3022+8#7332#7324
25.2M → Finish7356+17#7324#7307
TOTALS3780*376+3404

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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