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BOSTON MARATHON 2023

David Gardner

Bib: 4126•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2555
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:37
Rank: #2710 (-155)
5K → 10K
20:16 | 6:31/mi
15K· 9.32 mi
1:00:51
Rank: #2688 (+22)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:19
Rank: #2694 (-6)
15K → 20K
20:28 | 6:35/mi
Half· 13.11 mi
1:25:46
Rank: #2699 (-5)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:41:57
Rank: #2761 (-62)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:03:31
Rank: #2886 (-125)
25K → 30K
21:34 | 6:56/mi
20M
2:13:00
Rank: #2937 (-51)
30K → 20M
9:29 | 6:59/mi
21M
2:20:21
Rank: #2979 (-42)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:25:20
Rank: #2970 (+9)
21M → 35K
4:59 | 6:40/mi
23M
2:34:03
Rank: #2979 (-9)
35K → 23M
8:43 | 6:58/mi
24M
2:40:49
Rank: #2982 (-3)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:46:47
Rank: #2975 (+7)
24M → 40K
5:58 | 6:59/mi
25.2M
2:49:26
Rank: #3003 (-28)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:56:33
Rank: #3073 (-70)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:46
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:30:47
Pace6:56 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2620:216:3320:21
6:33
-
10K
6.21 mi10:42:4240:376:3220:16
6:31
-0:02
15K
9.32 mi11:02:561:00:516:3220:14
6:31
0:00
20K
12.43 mi11:23:241:21:196:3320:28
6:35
+0:04
Half
13.11 mi11:27:511:25:466:334:27
6:31
-0:04
25K
15.53 mi11:44:021:41:576:3416:11
6:40
+0:09
30K
18.64 mi12:05:362:03:316:3821:34
6:56
+0:16
20M
20.00 mi12:15:052:13:006:399:29
6:59
+0:03
21M
21.00 mi12:22:262:20:216:417:21
7:21
+0:22
35K
21.75 mi12:27:252:25:206:414:59
6:40
-0:41
23M
23.00 mi12:36:082:34:036:428:43
6:58
+0:18
24M
24.00 mi12:42:542:40:496:426:46
6:46
-0:12
40K
24.85 mi12:48:522:46:476:435:58
6:59
+0:13
25.2M
25.20 mi12:51:312:49:266:432:39
7:41
+0:42
Finish
26.22 mi12:58:382:56:336:447:07
6:59
-0:42

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

6:31 /mi

Average Pace

6:44 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:33

94% of race

Time at Steady Pace

10:00

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:22:2620:216:3320:21
6:33
#2555
10K
6.21 mi10:42:4240:376:3220:16
6:31
#2710
15K
9.32 mi11:02:561:00:516:3220:14
6:31
#2688
20K
12.43 mi11:23:241:21:196:3320:28
6:35
#2694
Half
13.11 mi11:27:511:25:466:334:27
6:31
#2699
25K
15.53 mi11:44:021:41:576:3416:11
6:40
#2761
30K
18.64 mi12:05:362:03:316:3821:34
6:56
#2886
20M
20.00 mi12:15:052:13:006:399:29
6:59
#2937
21M
21.00 mi12:22:262:20:216:417:21
7:21
#2979
35K
21.75 mi12:27:252:25:206:414:59
6:40
#2970
23M
23.00 mi12:36:082:34:036:428:43
6:58
#2979
24M
24.00 mi12:42:542:40:496:426:46
6:46
#2982
40K
24.85 mi12:48:522:46:476:435:58
6:59
#2975
25.2M
25.20 mi12:51:312:49:266:432:39
7:41
#3003
Finish
26.22 mi12:58:382:56:336:447:07
6:59
#3073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2555243824382718(Top 10%)2597(Top 17%)2597(Top 49%)
10K6.21 mi3.10 mi2710-1552586-1482586-1482934(Top 11%)2804(Top 18%)2804(Top 53%)
15K9.32 mi3.11 mi2688+222567+192567+192718(Top 10%)2597(Top 17%)2597(Top 49%)
20K12.43 mi3.11 mi2694-62573-62573-62770(Top 10%)2649(Top 17%)2649(Top 50%)
Half13.11 mi0.68 mi2699-52579-62579-62932(Top 11%)2807(Top 18%)2807(Top 53%)
25K15.53 mi2.42 mi2761-622638-592638-593177(Top 12%)3029(Top 20%)3029(Top 57%)
30K18.64 mi3.11 mi2886-1252761-1232761-1233930(Top 15%)3673(Top 24%)3673(Top 69%)
20M20.00 mi1.36 mi2937-512804-432804-433874(Top 15%)3602(Top 24%)3602(Top 68%)
21M21.00 mi1.00 mi2979-422839-352839-353845(Top 14%)3553(Top 23%)3553(Top 67%)
35K21.75 mi0.75 mi2970+92828+112828+113325(Top 12%)3095(Top 20%)3095(Top 59%)
23M23.00 mi1.25 mi2979-92835-72835-73562(Top 13%)3301(Top 22%)3301(Top 62%)
24M24.00 mi1.00 mi2982-32833+22833+23457(Top 13%)3182(Top 21%)3182(Top 60%)
40K24.85 mi0.85 mi2975+72822+112822+113698(Top 14%)3339(Top 22%)3339(Top 63%)
25.2M25.20 mi0.35 mi3003-282847-252847-254713(Top 18%)4066(Top 27%)4066(Top 77%)
Finish26.22 mi1.02 mi3073-702910-632910-635078(Top 19%)4313(Top 28%)4313(Top 82%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2718

Males

2597

M18-39

2597

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2934

Males

2804

M18-39

2804

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2718

Males

2597

M18-39

2597

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2770

Males

2649

M18-39

2649

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2932

Males

2807

M18-39

2807

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3177

Males

3029

M18-39

3029

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3930

Males

3673

M18-39

3673

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3874

Males

3602

M18-39

3602

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3845

Males

3553

M18-39

3553

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3325

Males

3095

M18-39

3095

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3562

Males

3301

M18-39

3301

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3457

Males

3182

M18-39

3182

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3698

Males

3339

M18-39

3339

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4713

Males

4066

M18-39

4066

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5078

Males

4313

M18-39

4313

Passing Analysis

Category:
Athletes Passed
592
Passed By
1110
Net Change
-518
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2555
5K → 10K81236-155#2555#2710
10K → 15K8563+22#2710#2688
15K → 20K7278-6#2688#2694
20K → Half1621-5#2694#2699
Half → 25K3496-62#2699#2761
25K → 30K45170-125#2761#2886
30K → 20M2677-51#2886#2937
20M → 21M2769-42#2937#2979
21M → 35K3930+9#2979#2970
35K → 23M5261-9#2970#2979
23M → 24M3841-3#2979#2982
24M → 40K4235+7#2982#2975
40K → 25.2M937-28#2975#3003
25.2M → Finish2696-70#3003#3073
TOTALS5921110-518
📊

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