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BOSTON MARATHON 2023

Eric Stirling

Bib: 26399•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
12:40/mi
39:22
↑ 97↓ 3451.5%
10K· 6.21 mi
13:19/mi
1:20:44
↑ 79↓ 1380.4%
15K· 9.32 mi
13:28/mi
2:02:33
↑ 67↓ 78
20K· 12.43 mi
13:16/mi
2:43:47
↑ 106↓ 860.1%
Half· 13.11 mi
11:58/mi
2:51:57
↑ 19↓ 370.5%
25K· 15.53 mi
12:41/mi
3:22:41
↑ 66↓ 880.2%
30K· 18.64 mi
13:18/mi
4:04:00
↑ 181↓ 1480.2%
20M
13:23/mi
4:22:11
↑ 64↓ 500.2%
21M
14:21/mi
4:36:32
↑ 106↓ 241.6%
35K· 21.75 mi
12:18/mi
4:45:44
↑ 17↓ 861.7%
23M
12:40/mi
5:01:35
↑ 23↓ 630.6%
24M
13:19/mi
5:14:54
↓ 821.3%
40K· 24.85 mi
13:16/mi
5:26:15
↓ 200.3%
25.2M
14:07/mi
5:31:07
↑ 13↓ 160.2%
Finish· 26.22 mi
12:46/mi
5:44:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:51:57
Pace13:07 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:52:11
Pace13:08 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:2039:2212:4039:22
12:40
-
10K
6.21 mi12:37:421:20:4413:0041:22
13:19
+0:39
15K
9.32 mi13:19:312:02:3313:0941:49
13:28
+0:09
20K
12.43 mi14:00:452:43:4713:1141:14
13:16
-0:12
Half
13.11 mi14:08:552:51:5713:078:10
11:58
-1:18
25K
15.53 mi14:39:393:22:4113:0330:44
12:41
+0:43
30K
18.64 mi15:20:584:04:0013:0541:19
13:18
+0:37
20M
20.00 mi15:39:094:22:1113:0718:11
13:23
+0:05
21M
21.00 mi15:53:304:36:3213:1014:21
14:21
+0:58
35K
21.75 mi16:02:424:45:4413:089:12
12:18
-2:03
23M
23.00 mi16:18:335:01:3513:0715:51
12:40
+0:22
24M
24.00 mi16:31:525:14:5413:0713:19
13:19
+0:39
40K
24.85 mi16:43:135:26:1513:0811:21
13:16
-0:03
25.2M
25.20 mi16:48:055:31:0713:084:52
14:07
+0:51
Finish
26.22 mi17:01:065:44:0813:0813:01
12:46
-1:21

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

11:58 /mi

Average Pace

13:08 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:20

34% of race

Time at Steady Pace

3:33:27

62% of race

Time at Slower Pace

14:21

4% of race

Average Pace: 13:07 /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 mi11:56:2039:2212:4039:22
12:40
#26559
10K
6.21 mi12:37:421:20:4413:0041:22
13:19
#26584
15K
9.32 mi13:19:312:02:3313:0941:49
13:28
#26587
20K
12.43 mi14:00:452:43:4713:1141:14
13:16
#26574
Half
13.11 mi14:08:552:51:5713:078:10
11:58
#26561
25K
15.53 mi14:39:393:22:4113:0330:44
12:41
#26512
30K
18.64 mi15:20:584:04:0013:0541:19
13:18
#26442
20M
20.00 mi15:39:094:22:1113:0718:11
13:23
#26390
21M
21.00 mi15:53:304:36:3213:1014:21
14:21
#26369
35K
21.75 mi16:02:424:45:4413:089:12
12:18
#26337
23M
23.00 mi16:18:335:01:3513:0715:51
12:40
#26278
24M
24.00 mi16:31:525:14:5413:0713:19
13:19
#26261
40K
24.85 mi16:43:135:26:1513:0811:21
13:16
#26237
25.2M
25.20 mi16:48:055:31:0713:084:52
14:07
#26226
Finish
26.22 mi17:01:065:44:0813:0813:01
12:46
#26230
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi26559151421514226568(Top 100%)15144(Top 100%)15144(Top 287%)
10K6.21 mi3.10 mi26584-2515154-1215154-1226586(Top 100%)15154(Top 100%)15154(Top 287%)
15K9.32 mi3.11 mi26587-315152+215152+226568(Top 100%)15144(Top 100%)15144(Top 287%)
20K12.43 mi3.11 mi26574+1315144+815144+826349(Top 99%)15059(Top 99%)15059(Top 285%)
Half13.11 mi0.68 mi26561+1315141+315141+325867(Top 97%)14857(Top 98%)14857(Top 281%)
25K15.53 mi2.42 mi26512+4915118+2315118+2325671(Top 96%)14764(Top 97%)14764(Top 279%)
30K18.64 mi3.11 mi26442+7015101+1715101+1725632(Top 96%)14696(Top 97%)14696(Top 278%)
20M20.00 mi1.36 mi26390+5215082+1915082+1925462(Top 96%)14606(Top 96%)14606(Top 276%)
21M21.00 mi1.00 mi26369+2115070+1215070+1225331(Top 95%)14536(Top 96%)14536(Top 275%)
35K21.75 mi0.75 mi26337+3215058+1215058+1224973(Top 94%)14312(Top 94%)14312(Top 271%)
23M23.00 mi1.25 mi26278+5915028+3015028+3024755(Top 93%)14221(Top 94%)14221(Top 269%)
24M24.00 mi1.00 mi26261+1715015+1315015+1325689(Top 96%)14647(Top 97%)14647(Top 277%)
40K24.85 mi0.85 mi26237+2415008+715008+725175(Top 95%)14388(Top 95%)14388(Top 272%)
25.2M25.20 mi0.35 mi26226+1115000+815000+825084(Top 94%)14326(Top 94%)14326(Top 271%)
Finish26.22 mi1.02 mi26230-415002-215002-225834(Top 97%)14725(Top 97%)14725(Top 279%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

26568

Males

15144

M18-39

15144

5K→10K

3.1 - 6.2 mi

Top 100%
×5story building
+79ft-138ft

Overall

26586

Males

15154

M18-39

15154

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

26568

Males

15144

M18-39

15144

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

26349

Males

15059

M18-39

15059

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25867

Males

14857

M18-39

14857

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

25671

Males

14764

M18-39

14764

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25632

Males

14696

M18-39

14696

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

25462

Males

14606

M18-39

14606

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25331

Males

14536

M18-39

14536

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

24973

Males

14312

M18-39

14312

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24755

Males

14221

M18-39

14221

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25689

Males

14647

M18-39

14647

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25175

Males

14388

M18-39

14388

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25084

Males

14326

M18-39

14326

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

25834

Males

14725

M18-39

14725

Passing Analysis

Category:
Athletes Passed
398
Passed By
69
Net Change
+329
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26559
5K → 10K530-25#26559#26584
10K → 15K710-3#26584#26587
15K → 20K130+13#26587#26574
20K → Half130+13#26574#26561
Half → 25K501+49#26561#26512
25K → 30K755+70#26512#26442
30K → 20M531+52#26442#26390
20M → 21M243+21#26390#26369
21M → 35K331+32#26369#26337
35K → 23M590+59#26337#26278
23M → 24M225+17#26278#26261
24M → 40K262+24#26261#26237
40K → 25.2M132+11#26237#26226
25.2M → Finish59-4#26226#26230
TOTALS39869+329
📊

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