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BOSTON MARATHON 2023

Conor Terhune

Bib: 2427•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 29%
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
6:40/mi
20:43
↑ 97↓ 3451.5%
10K· 6.21 mi
6:34/mi
41:08
↑ 79↓ 1380.4%
15K· 9.32 mi
6:32/mi
1:01:27
↑ 67↓ 78
20K· 12.43 mi
6:35/mi
1:21:55
↑ 106↓ 860.1%
Half· 13.11 mi
6:24/mi
1:26:17
↑ 19↓ 370.5%
25K· 15.53 mi
6:31/mi
1:42:06
↑ 66↓ 880.2%
30K· 18.64 mi
6:34/mi
2:02:30
↑ 181↓ 1480.2%
20M
6:33/mi
2:11:24
↑ 64↓ 500.2%
21M
6:47/mi
2:18:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:18/mi
2:22:54
↑ 17↓ 861.7%
23M
6:27/mi
2:30:59
↑ 23↓ 630.6%
24M
6:23/mi
2:37:22
↓ 821.3%
40K· 24.85 mi
6:24/mi
2:42:50
↓ 200.3%
25.2M
6:52/mi
2:45:12
↑ 13↓ 160.2%
Finish· 26.22 mi
6:05/mi
2:51:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:26:17
Pace6:35 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:25:07
Pace6:30 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2720:436:4020:43
6:40
-
10K
6.21 mi10:41:5241:086:3720:25
6:34
-0:06
15K
9.32 mi11:02:111:01:276:3620:19
6:32
-0:02
20K
12.43 mi11:22:391:21:556:3520:28
6:35
+0:03
Half
13.11 mi11:27:011:26:176:354:22
6:24
-0:11
25K
15.53 mi11:42:501:42:066:3415:49
6:31
+0:07
30K
18.64 mi12:03:142:02:306:3420:24
6:34
+0:03
20M
20.00 mi12:12:082:11:246:348:54
6:33
-0:01
21M
21.00 mi12:18:552:18:116:356:47
6:47
+0:14
35K
21.75 mi12:23:382:22:546:344:43
6:18
-0:29
23M
23.00 mi12:31:432:30:596:348:05
6:27
+0:09
24M
24.00 mi12:38:062:37:226:336:23
6:23
-0:04
40K
24.85 mi12:43:342:42:506:335:28
6:24
+0:01
25.2M
25.20 mi12:45:562:45:126:332:22
6:52
+0:28
Finish
26.22 mi12:52:082:51:246:336:12
6:05
-0:47

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

6:05 /mi

Average Pace

6:33 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:15

95% of race

Time at Steady Pace

9:09

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:32 /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 mi10:21:2720:436:4020:43
6:40
#3362
10K
6.21 mi10:41:5241:086:3720:25
6:34
#3299
15K
9.32 mi11:02:111:01:276:3620:19
6:32
#3140
20K
12.43 mi11:22:391:21:556:3520:28
6:35
#3025
Half
13.11 mi11:27:011:26:176:354:22
6:24
#2958
25K
15.53 mi11:42:501:42:066:3415:49
6:31
#2806
30K
18.64 mi12:03:142:02:306:3420:24
6:34
#2585
20M
20.00 mi12:12:082:11:246:348:54
6:33
#2472
21M
21.00 mi12:18:552:18:116:356:47
6:47
#2388
35K
21.75 mi12:23:382:22:546:344:43
6:18
#2338
23M
23.00 mi12:31:432:30:596:348:05
6:27
#2247
24M
24.00 mi12:38:062:37:226:336:23
6:23
#2192
40K
24.85 mi12:43:342:42:506:335:28
6:24
#2132
25.2M
25.20 mi12:45:562:45:126:332:22
6:52
#2103
Finish
26.22 mi12:52:082:51:246:336:12
6:05
#1998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3362316931692867(Top 11%)2739(Top 18%)2739(Top 52%)
10K6.21 mi3.10 mi3299+633126+433126+433273(Top 12%)3115(Top 21%)3115(Top 59%)
15K9.32 mi3.11 mi3140+1592990+1362990+1362867(Top 11%)2739(Top 18%)2739(Top 52%)
20K12.43 mi3.11 mi3025+1152887+1032887+1032752(Top 10%)2631(Top 17%)2631(Top 50%)
Half13.11 mi0.68 mi2958+672825+622825+622211(Top 8%)2121(Top 14%)2121(Top 40%)
25K15.53 mi2.42 mi2806+1522683+1422683+1422281(Top 9%)2187(Top 14%)2187(Top 41%)
30K18.64 mi3.11 mi2585+2212469+2142469+2141823(Top 7%)1746(Top 12%)1746(Top 33%)
20M20.00 mi1.36 mi2472+1132367+1022367+1021655(Top 6%)1579(Top 10%)1579(Top 30%)
21M21.00 mi1.00 mi2388+842288+792288+791366(Top 5%)1303(Top 9%)1303(Top 25%)
35K21.75 mi0.75 mi2338+502239+492239+491602(Top 6%)1522(Top 10%)1522(Top 29%)
23M23.00 mi1.25 mi2247+912152+872152+871299(Top 5%)1230(Top 8%)1230(Top 23%)
24M24.00 mi1.00 mi2192+552103+492103+491627(Top 6%)1540(Top 10%)1540(Top 29%)
40K24.85 mi0.85 mi2132+602046+572046+571197(Top 4%)1132(Top 7%)1132(Top 21%)
25.2M25.20 mi0.35 mi2103+292017+292017+291342(Top 5%)1272(Top 8%)1272(Top 24%)
Finish26.22 mi1.02 mi1998+1051914+1031914+103946(Top 4%)904(Top 6%)904(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

2867

Males

2739

M18-39

2739

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3273

Males

3115

M18-39

3115

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

2867

Males

2739

M18-39

2739

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2752

Males

2631

M18-39

2631

20K→Half

12.4 - 13.1 mi

Top 8%
×2story building
+19ft-37ft

Overall

2211

Males

2121

M18-39

2121

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2281

Males

2187

M18-39

2187

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1823

Males

1746

M18-39

1746

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1655

Males

1579

M18-39

1579

20M→21M

20.0 - 21.0 mi

Top 5%
×8story building
+106ft-24ft

Overall

1366

Males

1303

M18-39

1303

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1602

Males

1522

M18-39

1522

35K→23M

21.8 - 23.0 mi

Top 5%
×5story building
+23ft-63ft

Overall

1299

Males

1230

M18-39

1230

23M→24M

23.0 - 24.0 mi

Top 6%
×6story building
+12ft-82ft

Overall

1627

Males

1540

M18-39

1540

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1197

Males

1132

M18-39

1132

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1342

Males

1272

M18-39

1272

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

946

Males

904

M18-39

904

Passing Analysis

Category:
Athletes Passed
1611
Passed By
247
Net Change
+1364
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3362
5K → 10K205142+63#3362#3299
10K → 15K19031+159#3299#3140
15K → 20K15439+115#3140#3025
20K → Half703+67#3025#2958
Half → 25K1564+152#2958#2806
25K → 30K2276+221#2806#2585
30K → 20M1152+113#2585#2472
20M → 21M862+84#2472#2388
21M → 35K511+50#2388#2338
35K → 23M910+91#2338#2247
23M → 24M627+55#2247#2192
24M → 40K655+60#2192#2132
40K → 25.2M312+29#2132#2103
25.2M → Finish1083+105#2103#1998
TOTALS1611247+1364
📊

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