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BOSTON MARATHON 2023

Michael Geng

Bib: 3590 M AU

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Masters (Masters Men)
#0 / 9891
Top 6%
Division (M55-59)
#0 / 1422
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:31/mi
20:16
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:29/mi
40:25
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:30/mi
1:00:38
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:39/mi
1:21:17
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:30/mi
1:25:43
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:39/mi
1:41:50
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:48/mi
2:02:58
↑ 181↓ 1480.2%
138 ft elev
20M
6:49/mi
2:12:14
↑ 64↓ 500.2%
148 ft elev
21M
7:18/mi
2:19:32
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:33/mi
2:24:26
↑ 17↓ 861.7%
156 ft elev
23M
6:52/mi
2:33:02
↑ 23↓ 630.6%
116 ft elev
24M
6:42/mi
2:39:44
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:52/mi
2:45:36
↓ 200.3%
20 ft elev
25.2M
7:29/mi
2:48:11
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:49/mi
2:55:08
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:25:436:32 /mi⚡ faster
2nd Half
1:29:256:49 /mi+4.3%
Positive split — 4.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:166:313.11 mi20:16
6:31
-
10K
40:256:303.10 mi20:09
6:29
-0:02
15K
1:00:386:303.11 mi20:13
6:30
+0:01
20K
1:21:176:323.11 mi20:39
6:39
+0:09
Half(13.11 mi)
1:25:436:320.68 mi4:26
6:30
-0:09
25K
1:41:506:332.42 mi16:07
6:39
+0:09
30K
2:02:586:363.11 mi21:08
6:48
+0:09
20M
2:12:146:371.36 mi9:16
6:49
+0:01
21M
2:19:326:391.00 mi7:18
7:18
+0:29
35K
2:24:266:380.75 mi4:54
6:33
-0:45
23M
2:33:026:391.25 mi8:36
6:52
+0:19
24M
2:39:446:391.00 mi6:42
6:42
-0:10
40K
2:45:366:400.85 mi5:52
6:52
+0:10
25.2M
2:48:116:400.35 mi2:35
7:29
+0:37
Finish(26.22 mi)
2:55:086:411.02 mi6:57
6:49
-0:40
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:29 /mi

Average Pace

6:41 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:45:15

94% of race

Time at Steady Pace

9:53

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi240422922292267525562556
10K3.10 mi2525-1212408-1162408-116270425862586
15K3.11 mi2556-312443-352443-35267525562556
20K3.11 mi2675-1192556-1132556-113313929852985
Half(13.11 mi)0.68 mi267525562556277226562656
25K2.42 mi2714-392591-352591-35297528352835
30K3.11 mi2727-132606-152606-15299128292829
20M1.36 mi2705+222585+212585+21292127462746
21M1.00 mi2712-72591-62591-6357733173317
35K0.75 mi2687+252568+232568+23268725302530
23M1.25 mi2678+92559+92559+9303428292829
24M1.00 mi2672+62550+92550+9309128662866
40K0.85 mi2669+32547+32547+3309328372837
25.2M0.35 mi2688-192562-152562-15378033703370
Finish(26.22 mi)1.02 mi2728-402595-332595-33416136653665

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2675

Males

2556

M55-59

2556

5K→10K

3.1 - 6.2 mi

Top 10%
×5story building
+79ft-138ft

Overall

2704

Males

2586

M55-59

2586

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2675

Males

2556

M55-59

2556

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3139

Males

2985

M55-59

2985

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2772

Males

2656

M55-59

2656

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

2975

Males

2835

M55-59

2835

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2991

Males

2829

M55-59

2829

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

2921

Males

2746

M55-59

2746

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3577

Males

3317

M55-59

3317

21M→35K

21.0 - 21.8 mi

Top 10%
×7story building
+17ft-86ft

Overall

2687

Males

2530

M55-59

2530

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

3034

Males

2829

M55-59

2829

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3091

Males

2866

M55-59

2866

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3093

Males

2837

M55-59

2837

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3780

Males

3370

M55-59

3370

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4161

Males

3665

M55-59

3665

Passing Analysis

Category:
Passed
587
Passed By
911
Net Change
-324
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2404
5K → 10K89210-121#2404#2525
10K → 15K6192-31#2525#2556
15K → 20K32151-119#2556#2675
20K → Half13130#2675#2675
Half → 25K3675-39#2675#2714
25K → 30K7184-13#2714#2727
30K → 20M4624+22#2727#2705
20M → 21M3643-7#2705#2712
21M → 35K3611+25#2712#2687
35K → 23M5041+9#2687#2678
23M → 24M5347+6#2678#2672
24M → 40K3431+3#2672#2669
40K → 25.2M625-19#2669#2688
25.2M → Finish2464-40#2688#2728
TOTALS587911-324

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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