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BOSTON MARATHON 2023

Jt Holsomback

Bib: 18144•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 48%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 39%
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
8:04/mi
25:04
↑ 97↓ 3451.5%
10K· 6.21 mi
8:05/mi
50:10
↑ 79↓ 1380.4%
15K· 9.32 mi
8:04/mi
1:15:13
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:40:13
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:45:34
↑ 19↓ 370.5%
25K· 15.53 mi
7:56/mi
2:04:49
↑ 66↓ 880.2%
30K· 18.64 mi
7:59/mi
2:29:36
↑ 181↓ 1480.2%
20M
8:08/mi
2:40:39
↑ 64↓ 500.2%
21M
8:40/mi
2:49:19
↑ 106↓ 241.6%
35K· 21.75 mi
7:46/mi
2:55:08
↑ 17↓ 861.7%
23M
8:14/mi
3:05:26
↑ 23↓ 630.6%
24M
8:01/mi
3:13:27
↓ 821.3%
40K· 24.85 mi
8:09/mi
3:20:25
↓ 200.3%
25.2M
8:51/mi
3:23:28
↑ 13↓ 160.2%
Finish· 26.22 mi
7:59/mi
3:31:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:45:34
Pace8:03 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:46:02
Pace8:05 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5825:048:0425:04
8:04
-
10K
6.21 mi11:49:0450:108:0425:06
8:05
+0:01
15K
9.32 mi12:14:071:15:138:0425:03
8:04
-0:01
20K
12.43 mi12:39:071:40:138:0425:00
8:03
-0:01
Half
13.11 mi12:44:281:45:348:035:21
7:50
-0:13
25K
15.53 mi13:03:432:04:498:0219:15
7:56
+0:06
30K
18.64 mi13:28:302:29:368:0224:47
7:59
+0:03
20M
20.00 mi13:39:332:40:398:0211:03
8:08
+0:09
21M
21.00 mi13:48:132:49:198:048:40
8:40
+0:32
35K
21.75 mi13:54:022:55:088:035:49
7:46
-0:54
23M
23.00 mi14:04:203:05:268:0410:18
8:14
+0:28
24M
24.00 mi14:12:213:13:278:048:01
8:01
-0:13
40K
24.85 mi14:19:193:20:258:046:58
8:09
+0:08
25.2M
25.20 mi14:22:223:23:288:043:03
8:51
+0:42
Finish
26.22 mi14:30:303:31:368:058:08
7:59
-0:52

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

7:46 /mi

Average Pace

8:05 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:19:53

94% of race

Time at Steady Pace

11:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:04 /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 mi11:23:5825:048:0425:04
8:04
#14462
10K
6.21 mi11:49:0450:108:0425:06
8:05
#14913
15K
9.32 mi12:14:071:15:138:0425:03
8:04
#14896
20K
12.43 mi12:39:071:40:138:0425:00
8:03
#14587
Half
13.11 mi12:44:281:45:348:035:21
7:50
#14514
25K
15.53 mi13:03:432:04:498:0219:15
7:56
#14148
30K
18.64 mi13:28:302:29:368:0224:47
7:59
#13475
20M
20.00 mi13:39:332:40:398:0211:03
8:08
#13294
21M
21.00 mi13:48:132:49:198:048:40
8:40
#13144
35K
21.75 mi13:54:022:55:088:035:49
7:46
#13030
23M
23.00 mi14:04:203:05:268:0410:18
8:14
#12917
24M
24.00 mi14:12:213:13:278:048:01
8:01
#12847
40K
24.85 mi14:19:193:20:258:046:58
8:09
#12762
25.2M
25.20 mi14:22:223:23:288:043:03
8:51
#12740
Finish
26.22 mi14:30:303:31:368:058:08
7:59
#12708
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14462101381013814886(Top 56%)10252(Top 68%)10252(Top 721%)
10K6.21 mi3.10 mi14913-45110291-15310291-15315350(Top 58%)10447(Top 69%)10447(Top 735%)
15K9.32 mi3.11 mi14896+1710279+1210279+1214886(Top 56%)10252(Top 68%)10252(Top 721%)
20K12.43 mi3.11 mi14587+30910144+13510144+13513791(Top 52%)9785(Top 64%)9785(Top 688%)
Half13.11 mi0.68 mi14514+7310119+2510119+2513047(Top 49%)9504(Top 63%)9504(Top 668%)
25K15.53 mi2.42 mi14148+3669934+1859934+18512209(Top 46%)8999(Top 59%)8999(Top 633%)
30K18.64 mi3.11 mi13475+6739632+3029632+30210700(Top 40%)8198(Top 54%)8198(Top 577%)
20M20.00 mi1.36 mi13294+1819547+859547+8511238(Top 42%)8386(Top 55%)8386(Top 590%)
21M21.00 mi1.00 mi13144+1509464+839464+8311445(Top 43%)8322(Top 55%)8322(Top 585%)
35K21.75 mi0.75 mi13030+1149396+689396+6810470(Top 39%)7875(Top 52%)7875(Top 554%)
23M23.00 mi1.25 mi12917+1139316+809316+8011358(Top 43%)8159(Top 54%)8159(Top 574%)
24M24.00 mi1.00 mi12847+709271+459271+4511340(Top 43%)8071(Top 53%)8071(Top 568%)
40K24.85 mi0.85 mi12762+859218+539218+5311010(Top 41%)7849(Top 52%)7849(Top 552%)
25.2M25.20 mi0.35 mi12740+229201+179201+1711543(Top 43%)8057(Top 53%)8057(Top 567%)
Finish26.22 mi1.02 mi12708+329166+359166+3511967(Top 45%)8265(Top 54%)8265(Top 581%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14886

Males

10252

M55-59

10252

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15350

Males

10447

M55-59

10447

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14886

Males

10252

M55-59

10252

15K→20K

9.3 - 12.4 mi

Top 52%
×5story building
+106ft-86ft

Overall

13791

Males

9785

M55-59

9785

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13047

Males

9504

M55-59

9504

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

12209

Males

8999

M55-59

8999

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10700

Males

8198

M55-59

8198

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11238

Males

8386

M55-59

8386

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11445

Males

8322

M55-59

8322

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

10470

Males

7875

M55-59

7875

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11358

Males

8159

M55-59

8159

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11340

Males

8071

M55-59

8071

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11010

Males

7849

M55-59

7849

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11543

Males

8057

M55-59

8057

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

11967

Males

8265

M55-59

8265

Passing Analysis

Category:
Athletes Passed
2785
Passed By
1031
Net Change
+1754
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14462
5K → 10K128579-451#14462#14913
10K → 15K200183+17#14913#14896
15K → 20K36455+309#14896#14587
20K → Half829+73#14587#14514
Half → 25K37913+366#14514#14148
25K → 30K6763+673#14148#13475
30K → 20M19211+181#13475#13294
20M → 21M17020+150#13294#13144
21M → 35K1239+114#13144#13030
35K → 23M14835+113#13030#12917
23M → 24M10939+70#12917#12847
24M → 40K10015+85#12847#12762
40K → 25.2M4018+22#12762#12740
25.2M → Finish7442+32#12740#12708
TOTALS27851031+1754
📊

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