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BOSTON MARATHON 2025

Pros Loung

CA

Bib: 12885 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:30/mi
23:19
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:44/mi
47:22
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:12/mi
1:12:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:08/mi
1:38:08
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:56/mi
1:43:33
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:37/mi
2:04:27
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:41/mi
2:31:25
↑ 181↓ 1480.2%
138 ft elev
20M
8:50/mi
2:43:25
↑ 64↓ 500.2%
148 ft elev
21M
11:02/mi
2:54:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
11:54/mi
3:03:21
↑ 17↓ 861.7%
156 ft elev
23M
10:45/mi
3:16:49
↑ 23↓ 630.6%
116 ft elev
24M
9:35/mi
3:26:24
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:39/mi
3:34:39
↓ 200.3%
20 ft elev
25.2M
11:13/mi
3:38:31
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:24/mi
3:48:06
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:33
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time2:04:33
Pace9:30 /mi
📊Positive Split: 20.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0823:197:3023:19
7:30
-
10K
6.21 mi11:17:1147:227:3724:03
7:44
+0:14
15K
9.32 mi11:42:401:12:517:4925:29
8:12
+0:28
20K
12.43 mi12:07:571:38:087:5425:17
8:08
-0:04
Half
13.11 mi12:13:221:43:337:545:25
7:56
-0:12
25K
15.53 mi12:34:162:04:278:0120:54
8:37
+0:41
30K
18.64 mi13:01:142:31:258:0726:58
8:41
+0:04
20M
20.00 mi13:13:142:43:258:1012:00
8:50
+0:09
21M
21.00 mi13:24:162:54:278:1811:02
11:02
+2:12
35K
21.75 mi13:33:103:03:218:268:54
11:54
+0:52
23M
23.00 mi13:46:383:16:498:3313:28
10:45
-1:09
24M
24.00 mi13:56:133:26:248:369:35
9:35
-1:10
40K
24.85 mi14:04:283:34:398:388:15
9:39
+0:04
25.2M
25.20 mi14:08:203:38:318:403:52
11:13
+1:34
Finish
26.22 mi14:17:553:48:068:429:35
9:24
-1:49

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

7:30 /mi

Average Pace

8:42 /mi

Slowest Pace

11:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:04

34% of race

Time at Steady Pace

1:34:56

42% of race

Time at Slower Pace

55:06

24% of race

Average Pace: 8:42 /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 mi10:53:0823:197:3023:19
7:30
#12294
10K
6.21 mi11:17:1147:227:3724:03
7:44
#13240
15K
9.32 mi11:42:401:12:517:4925:29
8:12
#14776
20K
12.43 mi12:07:571:38:087:5425:17
8:08
#15066
Half
13.11 mi12:13:221:43:337:545:25
7:56
#15085
25K
15.53 mi12:34:162:04:278:0120:54
8:37
#15636
30K
18.64 mi13:01:142:31:258:0726:58
8:41
#15679
20M
20.00 mi13:13:142:43:258:1012:00
8:50
#15632
21M
21.00 mi13:24:162:54:278:1811:02
11:02
#16124
35K
21.75 mi13:33:103:03:218:268:54
11:54
#16811
23M
23.00 mi13:46:383:16:498:3313:28
10:45
#17388
24M
24.00 mi13:56:133:26:248:369:35
9:35
#17534
40K
24.85 mi14:04:283:34:398:388:15
9:39
#17618
25.2M
25.20 mi14:08:203:38:318:403:52
11:13
#17699
Finish
26.22 mi14:17:553:48:068:429:35
9:24
#17863
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi122949307930717401(Top 61%)11396(Top 71%)11396(Top 571%)
10K6.21 mi3.10 mi13240-9469715-4089715-40814256(Top 50%)10111(Top 63%)10111(Top 507%)
15K9.32 mi3.11 mi14776-153610318-60310318-60317401(Top 61%)11396(Top 71%)11396(Top 571%)
20K12.43 mi3.11 mi15066-29010401-8310401-8315896(Top 56%)10701(Top 66%)10701(Top 536%)
Half13.11 mi0.68 mi15085-1910411-1010411-1015406(Top 54%)10543(Top 65%)10543(Top 528%)
25K15.53 mi2.42 mi15636-55110626-21510626-21517911(Top 63%)11481(Top 71%)11481(Top 575%)
30K18.64 mi3.11 mi15679-4310599+2710599+2715873(Top 56%)10449(Top 65%)10449(Top 523%)
20M20.00 mi1.36 mi15632+4710532+6710532+6715837(Top 56%)10309(Top 64%)10309(Top 516%)
21M21.00 mi1.00 mi16124-49210710-17810710-17821476(Top 76%)12723(Top 79%)12723(Top 637%)
35K21.75 mi0.75 mi16811-68710988-27810988-27825697(Top 90%)14680(Top 91%)14680(Top 735%)
23M23.00 mi1.25 mi17388-57711178-19011178-19022640(Top 80%)13163(Top 82%)13163(Top 659%)
24M24.00 mi1.00 mi17534-14611218-4011218-4019907(Top 70%)11824(Top 73%)11824(Top 592%)
40K24.85 mi0.85 mi17618-8411226-811226-819256(Top 68%)11442(Top 71%)11442(Top 573%)
25.2M25.20 mi0.35 mi17699-8111253-2711253-2721224(Top 75%)12386(Top 77%)12386(Top 621%)
Finish26.22 mi1.02 mi17863-16411319-6611319-6620812(Top 73%)12192(Top 76%)12192(Top 611%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

17401

Males

11396

M50-54

11396

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

14256

Males

10111

M50-54

10111

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

17401

Males

11396

M50-54

11396

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

15896

Males

10701

M50-54

10701

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

15406

Males

10543

M50-54

10543

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

17911

Males

11481

M50-54

11481

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

15873

Males

10449

M50-54

10449

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

15837

Males

10309

M50-54

10309

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

21476

Males

12723

M50-54

12723

21M→35K

21.0 - 21.8 mi

Top 90%
×7story building
+17ft-86ft

Overall

25697

Males

14680

M50-54

14680

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22640

Males

13163

M50-54

13163

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19907

Males

11824

M50-54

11824

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

19256

Males

11442

M50-54

11442

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21224

Males

12386

M50-54

12386

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20812

Males

12192

M50-54

12192

Passing Analysis

Category:
Athletes Passed
850
Passed By
6419
Net Change
-5569
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12294
5K → 10K41987-946#12294#13240
10K → 15K221558-1536#13240#14776
15K → 20K144434-290#14776#15066
20K → Half3251-19#15066#15085
Half → 25K61612-551#15085#15636
25K → 30K225268-43#15636#15679
30K → 20M14699+47#15679#15632
20M → 21M23515-492#15632#16124
21M → 35K3690-687#16124#16811
35K → 23M32609-577#16811#17388
23M → 24M41187-146#17388#17534
24M → 40K44128-84#17534#17618
40K → 25.2M1192-81#17618#17699
25.2M → Finish25189-164#17699#17863
TOTALS8506419-5569
📊

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