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BOSTON MARATHON 2023

Jimmy Xie

Bib: 11799•M

TX

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 (M55-59)
#0 / 1422
Top 25%
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
7:42/mi
23:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:41/mi
47:49
↑ 79↓ 1380.4%
15K· 9.32 mi
7:35/mi
1:11:24
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:35:13
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:40:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
1:59:03
↑ 66↓ 880.2%
30K· 18.64 mi
8:01/mi
2:23:58
↑ 181↓ 1480.2%
20M
7:51/mi
2:34:38
↑ 64↓ 500.2%
21M
8:16/mi
2:42:54
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:48:33
↑ 17↓ 861.7%
23M
7:57/mi
2:58:30
↑ 23↓ 630.6%
24M
7:48/mi
3:06:18
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:12:57
↓ 200.3%
25.2M
8:30/mi
3:15:53
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
3:23:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:43:16
Pace7:53 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2123:567:4223:56
7:42
-
10K
6.21 mi11:15:1447:497:4223:53
7:41
-0:01
15K
9.32 mi11:38:491:11:247:4023:35
7:35
-0:06
20K
12.43 mi12:02:381:35:137:4023:49
7:40
+0:05
Half
13.11 mi12:07:411:40:167:395:03
7:24
-0:16
25K
15.53 mi12:26:281:59:037:4018:47
7:45
+0:21
30K
18.64 mi12:51:232:23:587:4324:55
8:01
+0:16
20M
20.00 mi13:02:032:34:387:4410:40
7:51
-0:10
21M
21.00 mi13:10:192:42:547:458:16
8:16
+0:25
35K
21.75 mi13:15:582:48:337:455:39
7:33
-0:43
23M
23.00 mi13:25:552:58:307:469:57
7:57
+0:24
24M
24.00 mi13:33:433:06:187:467:48
7:48
-0:09
40K
24.85 mi13:40:223:12:577:466:39
7:47
-0:01
25.2M
25.20 mi13:43:183:15:537:462:56
8:30
+0:43
Finish
26.22 mi13:50:573:23:327:467:39
7:30
-1:00

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

7:46 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:20

94% of race

Time at Steady Pace

11:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi10:51:2123:567:4223:56
7:42
#11469
10K
6.21 mi11:15:1447:497:4223:53
7:41
#11750
15K
9.32 mi11:38:491:11:247:4023:35
7:35
#11448
20K
12.43 mi12:02:381:35:137:4023:49
7:40
#11197
Half
13.11 mi12:07:411:40:167:395:03
7:24
#11109
25K
15.53 mi12:26:281:59:037:4018:47
7:45
#11013
30K
18.64 mi12:51:232:23:587:4324:55
8:01
#10942
20M
20.00 mi13:02:032:34:387:4410:40
7:51
#10774
21M
21.00 mi13:10:192:42:547:458:16
8:16
#10665
35K
21.75 mi13:15:582:48:337:455:39
7:33
#10569
23M
23.00 mi13:25:552:58:307:469:57
7:57
#10482
24M
24.00 mi13:33:433:06:187:467:48
7:48
#10441
40K
24.85 mi13:40:223:12:577:466:39
7:47
#10341
25.2M
25.20 mi13:43:183:15:537:462:56
8:30
#10310
Finish
26.22 mi13:50:573:23:327:467:39
7:30
#10208
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi114698881888110919(Top 41%)8608(Top 57%)8608(Top 605%)
10K6.21 mi3.10 mi11750-2819000-1199000-11912100(Top 45%)9152(Top 60%)9152(Top 644%)
15K9.32 mi3.11 mi11448+3028857+1438857+14310919(Top 41%)8608(Top 57%)8608(Top 605%)
20K12.43 mi3.11 mi11197+2518749+1088749+10810623(Top 40%)8391(Top 55%)8391(Top 590%)
Half13.11 mi0.68 mi11109+888703+468703+469431(Top 35%)7781(Top 51%)7781(Top 547%)
25K15.53 mi2.42 mi11013+968631+728631+7210656(Top 40%)8322(Top 55%)8322(Top 585%)
30K18.64 mi3.11 mi10942+718555+768555+7611048(Top 41%)8366(Top 55%)8366(Top 588%)
20M20.00 mi1.36 mi10774+1688437+1188437+1189216(Top 35%)7320(Top 48%)7320(Top 515%)
21M21.00 mi1.00 mi10665+1098366+718366+719014(Top 34%)7083(Top 47%)7083(Top 498%)
35K21.75 mi0.75 mi10569+968294+728294+728908(Top 33%)7032(Top 46%)7032(Top 495%)
23M23.00 mi1.25 mi10482+878227+678227+679382(Top 35%)7168(Top 47%)7168(Top 504%)
24M24.00 mi1.00 mi10441+418175+528175+529772(Top 37%)7278(Top 48%)7278(Top 512%)
40K24.85 mi0.85 mi10341+1008102+738102+738520(Top 32%)6572(Top 43%)6572(Top 462%)
25.2M25.20 mi0.35 mi10310+318076+268076+269510(Top 36%)7036(Top 46%)7036(Top 495%)
Finish26.22 mi1.02 mi10208+1027995+817995+818594(Top 32%)6524(Top 43%)6524(Top 459%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10919

Males

8608

M55-59

8608

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12100

Males

9152

M55-59

9152

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10919

Males

8608

M55-59

8608

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10623

Males

8391

M55-59

8391

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9431

Males

7781

M55-59

7781

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10656

Males

8322

M55-59

8322

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11048

Males

8366

M55-59

8366

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9216

Males

7320

M55-59

7320

20M→21M

20.0 - 21.0 mi

Top 34%
×8story building
+106ft-24ft

Overall

9014

Males

7083

M55-59

7083

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8908

Males

7032

M55-59

7032

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9382

Males

7168

M55-59

7168

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9772

Males

7278

M55-59

7278

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8520

Males

6572

M55-59

6572

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9510

Males

7036

M55-59

7036

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8594

Males

6524

M55-59

6524

Passing Analysis

Category:
Athletes Passed
2255*
Passed By
994
Net Change
+1261
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11469
5K → 10K186467-281#11469#11750
10K → 15K37573+302#11750#11448
15K → 20K29948+251#11448#11197
20K → Half891+88#11197#11109
Half → 25K16266+96#11109#11013
25K → 30K208137+71#11013#10942
30K → 20M182*14+168#10942#10774
20M → 21M13223+109#10774#10665
21M → 35K10610+96#10665#10569
35K → 23M12740+87#10569#10482
23M → 24M8948+41#10482#10441
24M → 40K12323+100#10441#10341
40K → 25.2M4716+31#10341#10310
25.2M → Finish13028+102#10310#10208
TOTALS2255*994+1261

* 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