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BOSTON MARATHON 2023

James Fisher

Bib: 12885•M

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
7:41/mi
23:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:31/mi
47:15
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:10:22
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:33:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:30/mi
1:38:32
↑ 19↓ 370.5%
25K· 15.53 mi
8:40/mi
1:59:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:01/mi
2:27:35
↑ 181↓ 1480.2%
20M
9:48/mi
2:40:54
↑ 64↓ 500.2%
21M
11:10/mi
2:52:04
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
2:59:07
↑ 17↓ 861.7%
23M
9:48/mi
3:11:23
↑ 23↓ 630.6%
24M
10:23/mi
3:21:46
↓ 821.3%
40K· 24.85 mi
10:51/mi
3:31:03
↓ 200.3%
25.2M
13:09/mi
3:35:35
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
3:45:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time2:07:00
Pace9:41 /mi
📊Positive Split: 28.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2923:537:4123:53
7:41
-
10K
6.21 mi11:14:5147:157:3623:22
7:31
-0:10
15K
9.32 mi11:37:581:10:227:3323:07
7:26
-0:05
20K
12.43 mi12:01:011:33:257:3123:03
7:25
-0:01
Half
13.11 mi12:06:081:38:327:315:07
7:30
+0:05
25K
15.53 mi12:27:091:59:337:4221:01
8:40
+1:10
30K
18.64 mi12:55:112:27:357:5528:02
9:01
+0:21
20M
20.00 mi13:08:302:40:548:0313:19
9:48
+0:47
21M
21.00 mi13:19:402:52:048:1211:10
11:10
+1:22
35K
21.75 mi13:26:432:59:078:147:03
9:25
-1:45
23M
23.00 mi13:38:593:11:238:1912:16
9:48
+0:23
24M
24.00 mi13:49:223:21:468:2410:23
10:23
+0:35
40K
24.85 mi13:58:393:31:038:299:17
10:51
+0:28
25.2M
25.20 mi14:03:113:35:358:334:32
13:09
+2:18
Finish
26.22 mi14:13:083:45:328:369:57
9:46
-3:23

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

7:25 /mi

Average Pace

8:36 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:32

44% of race

Time at Steady Pace

1:31:38

41% of race

Time at Slower Pace

35:22

16% of race

Average Pace: 8:36 /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 mi10:51:2923:537:4123:53
7:41
#11335
10K
6.21 mi11:14:5147:157:3623:22
7:31
#10955
15K
9.32 mi11:37:581:10:227:3323:07
7:26
#10496
20K
12.43 mi12:01:011:33:257:3123:03
7:25
#9986
Half
13.11 mi12:06:081:38:327:315:07
7:30
#9988
25K
15.53 mi12:27:091:59:337:4221:01
8:40
#11266
30K
18.64 mi12:55:112:27:357:5528:02
9:01
#12607
20M
20.00 mi13:08:302:40:548:0313:19
9:48
#13376
21M
21.00 mi13:19:402:52:048:1211:10
11:10
#14165
35K
21.75 mi13:26:432:59:078:147:03
9:25
#14424
23M
23.00 mi13:38:593:11:238:1912:16
9:48
#14809
24M
24.00 mi13:49:223:21:468:2410:23
10:23
#15254
40K
24.85 mi13:58:393:31:038:299:17
10:51
#15714
25.2M
25.20 mi14:03:113:35:358:334:32
13:09
#16017
Finish
26.22 mi14:13:083:45:328:369:57
9:46
#16286
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi11335881888189693(Top 36%)7979(Top 53%)7979(Top 354%)
10K6.21 mi3.10 mi10955+3808642+1768642+17610620(Top 40%)8499(Top 56%)8499(Top 377%)
15K9.32 mi3.11 mi10496+4598423+2198423+2199693(Top 36%)7979(Top 53%)7979(Top 354%)
20K12.43 mi3.11 mi9986+5108145+2788145+2788671(Top 33%)7303(Top 48%)7303(Top 324%)
Half13.11 mi0.68 mi9988-28144+18144+110239(Top 38%)8251(Top 54%)8251(Top 366%)
25K15.53 mi2.42 mi11266-12788737-5938737-59317192(Top 65%)11056(Top 73%)11056(Top 491%)
30K18.64 mi3.11 mi12607-13419268-5319268-53117286(Top 65%)11025(Top 73%)11025(Top 490%)
20M20.00 mi1.36 mi13376-7699576-3089576-30819834(Top 75%)12043(Top 79%)12043(Top 535%)
21M21.00 mi1.00 mi14165-7899858-2829858-28221176(Top 80%)12595(Top 83%)12595(Top 559%)
35K21.75 mi0.75 mi14424-2599948-909948-9019596(Top 74%)11858(Top 78%)11858(Top 527%)
23M23.00 mi1.25 mi14809-38510066-11810066-11819412(Top 73%)11752(Top 77%)11752(Top 522%)
24M24.00 mi1.00 mi15254-44510223-15710223-15721733(Top 82%)12740(Top 84%)12740(Top 566%)
40K24.85 mi0.85 mi15714-46010383-16010383-16022036(Top 83%)12842(Top 85%)12842(Top 570%)
25.2M25.20 mi0.35 mi16017-30310508-12510508-12524114(Top 91%)13842(Top 91%)13842(Top 615%)
Finish26.22 mi1.02 mi16286-26910611-10310611-10321009(Top 79%)12416(Top 82%)12416(Top 551%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9693

Males

7979

M45-49

7979

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

10620

Males

8499

M45-49

8499

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9693

Males

7979

M45-49

7979

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8671

Males

7303

M45-49

7303

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10239

Males

8251

M45-49

8251

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17192

Males

11056

M45-49

11056

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17286

Males

11025

M45-49

11025

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

19834

Males

12043

M45-49

12043

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21176

Males

12595

M45-49

12595

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19596

Males

11858

M45-49

11858

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19412

Males

11752

M45-49

11752

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

21733

Males

12740

M45-49

12740

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22036

Males

12842

M45-49

12842

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24114

Males

13842

M45-49

13842

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21009

Males

12416

M45-49

12416

Passing Analysis

Category:
Athletes Passed
1704*
Passed By
6654
Net Change
-4951
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11335
5K → 10K534154+380#11335#10955
10K → 15K50041+459#10955#10496
15K → 20K522*12+510#10496#9986
20K → Half2830-2#9986#9988
Half → 25K101287-1278#9988#11266
25K → 30K221363-1341#11266#12607
30K → 20M12781-769#12607#13376
20M → 21M3792-789#13376#14165
21M → 35K11270-259#14165#14424
35K → 23M18403-385#14424#14809
23M → 24M14459-445#14809#15254
24M → 40K12472-460#15254#15714
40K → 25.2M0303-303#15714#16017
25.2M → Finish18287-269#16017#16286
TOTALS1704*6654-4951

* 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