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BOSTON MARATHON 2023

Ian Evans

Bib: 13923•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 42%
Division (M50-54)
#0 / 2052
Top 42%
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
7:34/mi
23:30
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
46:46
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:09:59
↑ 67↓ 78
20K· 12.43 mi
7:32/mi
1:33:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:38:25
↑ 19↓ 370.5%
25K· 15.53 mi
7:36/mi
1:56:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:50/mi
2:21:09
↑ 181↓ 1480.2%
20M
8:00/mi
2:32:01
↑ 64↓ 500.2%
21M
8:30/mi
2:40:31
↑ 106↓ 241.6%
35K· 21.75 mi
7:52/mi
2:46:24
↑ 17↓ 861.7%
23M
8:14/mi
2:56:42
↑ 23↓ 630.6%
24M
8:07/mi
3:04:49
↓ 821.3%
40K· 24.85 mi
8:04/mi
3:11:43
↓ 200.3%
25.2M
9:02/mi
3:14:50
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:23:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:25
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:44:47
Pace8:00 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4323:307:3423:30
7:34
-
10K
6.21 mi11:14:5946:467:3223:16
7:29
-0:05
15K
9.32 mi11:38:121:09:597:3123:13
7:28
-0:01
20K
12.43 mi12:01:351:33:227:3123:23
7:32
+0:04
Half
13.11 mi12:06:381:38:257:305:03
7:24
-0:08
25K
15.53 mi12:25:031:56:507:3118:25
7:36
+0:12
30K
18.64 mi12:49:222:21:097:3424:19
7:50
+0:14
20M
20.00 mi13:00:142:32:017:3610:52
8:00
+0:10
21M
21.00 mi13:08:442:40:317:398:30
8:30
+0:30
35K
21.75 mi13:14:372:46:247:395:53
7:52
-0:38
23M
23.00 mi13:24:552:56:427:4110:18
8:14
+0:22
24M
24.00 mi13:33:023:04:497:428:07
8:07
-0:07
40K
24.85 mi13:39:563:11:437:436:54
8:04
-0:03
25.2M
25.20 mi13:43:033:14:507:443:07
9:02
+0:58
Finish
26.22 mi13:51:253:23:127:458:22
8:13
-0:49

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

7:24 /mi

Average Pace

7:45 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:50

57% of race

Time at Steady Pace

47:58

24% of race

Time at Slower Pace

38:24

19% of race

Average Pace: 7:45 /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 mi10:51:4323:307:3423:30
7:34
#10193
10K
6.21 mi11:14:5946:467:3223:16
7:29
#10276
15K
9.32 mi11:38:121:09:597:3123:13
7:28
#10134
20K
12.43 mi12:01:351:33:227:3123:23
7:32
#9937
Half
13.11 mi12:06:381:38:257:305:03
7:24
#9909
25K
15.53 mi12:25:031:56:507:3118:25
7:36
#9817
30K
18.64 mi12:49:222:21:097:3424:19
7:50
#9755
20M
20.00 mi13:00:142:32:017:3610:52
8:00
#9740
21M
21.00 mi13:08:442:40:317:398:30
8:30
#9755
35K
21.75 mi13:14:372:46:247:395:53
7:52
#9807
23M
23.00 mi13:24:552:56:427:4110:18
8:14
#9871
24M
24.00 mi13:33:023:04:497:428:07
8:07
#9941
40K
24.85 mi13:39:563:11:437:436:54
8:04
#9944
25.2M
25.20 mi13:43:033:14:507:443:07
9:02
#9977
Finish
26.22 mi13:51:253:23:127:458:22
8:13
#10103
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10193823382339945(Top 37%)8117(Top 53%)8117(Top 396%)
10K6.21 mi3.10 mi10276-838299-668299-6610347(Top 39%)8353(Top 55%)8353(Top 407%)
15K9.32 mi3.11 mi10134+1428242+578242+579945(Top 37%)8117(Top 53%)8117(Top 396%)
20K12.43 mi3.11 mi9937+1978113+1298113+1299506(Top 36%)7804(Top 51%)7804(Top 380%)
Half13.11 mi0.68 mi9909+288099+148099+149426(Top 35%)7776(Top 51%)7776(Top 379%)
25K15.53 mi2.42 mi9817+928032+678032+679504(Top 36%)7715(Top 51%)7715(Top 376%)
30K18.64 mi3.11 mi9755+627960+727960+729561(Top 36%)7603(Top 50%)7603(Top 371%)
20M20.00 mi1.36 mi9740+157924+367924+3610216(Top 38%)7869(Top 52%)7869(Top 383%)
21M21.00 mi1.00 mi9755-157911+137911+1310471(Top 39%)7840(Top 52%)7840(Top 382%)
35K21.75 mi0.75 mi9807-527919-87919-811070(Top 42%)8139(Top 54%)8139(Top 397%)
23M23.00 mi1.25 mi9871-647923-47923-411345(Top 43%)8146(Top 54%)8146(Top 397%)
24M24.00 mi1.00 mi9941-707925-27925-212010(Top 45%)8395(Top 55%)8395(Top 409%)
40K24.85 mi0.85 mi9944-37896+297896+2910476(Top 39%)7588(Top 50%)7588(Top 370%)
25.2M25.20 mi0.35 mi9977-337896789612663(Top 48%)8576(Top 57%)8576(Top 418%)
Finish26.22 mi1.02 mi10103-1267940-447940-4413457(Top 51%)8989(Top 59%)8989(Top 438%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9945

Males

8117

M50-54

8117

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10347

Males

8353

M50-54

8353

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9945

Males

8117

M50-54

8117

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

9506

Males

7804

M50-54

7804

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9426

Males

7776

M50-54

7776

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9504

Males

7715

M50-54

7715

25K→30K

15.5 - 18.6 mi

Top 36%
×9story building
+181ft-148ft

Overall

9561

Males

7603

M50-54

7603

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10216

Males

7869

M50-54

7869

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

10471

Males

7840

M50-54

7840

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

11070

Males

8139

M50-54

8139

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11345

Males

8146

M50-54

8146

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12010

Males

8395

M50-54

8395

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10476

Males

7588

M50-54

7588

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12663

Males

8576

M50-54

8576

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13457

Males

8989

M50-54

8989

Passing Analysis

Category:
Athletes Passed
1608*
Passed By
1516
Net Change
+90
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10193
5K → 10K264*347-83#10193#10276
10K → 15K253111+142#10276#10134
15K → 20K272*75+197#10134#9937
20K → Half4315+28#9937#9909
Half → 25K15967+92#9909#9817
25K → 30K188*126+62#9817#9755
30K → 20M9782+15#9755#9740
20M → 21M6782-15#9740#9755
21M → 35K2981-52#9755#9807
35K → 23M64128-64#9807#9871
23M → 24M52121-70#9871#9941
24M → 40K6467-3#9941#9944
40K → 25.2M2154-33#9944#9977
25.2M → Finish35160-126#9977#10103
TOTALS1608*1516+90

* 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