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BOSTON MARATHON 2025

Ron Imperiali

Bib: 29195•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ 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
10:48/mi
33:33
↑ 97↓ 3451.5%
10K· 6.21 mi
11:19/mi
1:08:43
↑ 79↓ 1380.4%
15K· 9.32 mi
12:06/mi
1:46:20
↑ 67↓ 78
20K· 12.43 mi
12:20/mi
2:24:38
↑ 106↓ 860.1%
Half· 13.11 mi
12:03/mi
2:32:51
↑ 19↓ 370.5%
25K· 15.53 mi
12:58/mi
3:04:17
↑ 66↓ 880.2%
30K· 18.64 mi
13:54/mi
3:47:27
↑ 181↓ 1480.2%
20M
14:03/mi
4:06:33
↑ 64↓ 500.2%
21M
14:52/mi
4:21:25
↑ 106↓ 241.6%
35K· 21.75 mi
13:15/mi
4:31:20
↑ 17↓ 861.7%
23M
13:35/mi
4:48:20
↑ 23↓ 630.6%
24M
13:31/mi
5:01:51
↓ 821.3%
40K· 24.85 mi
13:22/mi
5:13:17
↓ 200.3%
25.2M
13:46/mi
5:18:02
↑ 13↓ 160.2%
Finish· 26.22 mi
12:16/mi
5:30:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:32:51
Pace11:40 /mi
2nd Half
Distance13.11 mi
Time2:57:41
Pace13:33 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2733:3310:4833:33
10:48
-
10K
6.21 mi12:26:371:08:4311:0435:10
11:19
+0:31
15K
9.32 mi13:04:141:46:2011:2537:37
12:06
+0:47
20K
12.43 mi13:42:322:24:3811:3838:18
12:20
+0:14
Half
13.11 mi13:50:452:32:5111:408:13
12:03
-0:17
25K
15.53 mi14:22:113:04:1711:5231:26
12:58
+0:55
30K
18.64 mi15:05:213:47:2712:1243:10
13:54
+0:56
20M
20.00 mi15:24:274:06:3312:2019:06
14:03
+0:09
21M
21.00 mi15:39:194:21:2512:2714:52
14:52
+0:49
35K
21.75 mi15:49:144:31:2012:299:55
13:15
-1:37
23M
23.00 mi16:06:144:48:2012:3217:00
13:35
+0:20
24M
24.00 mi16:19:455:01:5112:3513:31
13:31
-0:04
40K
24.85 mi16:31:115:13:1712:3611:26
13:22
-0:09
25.2M
25.20 mi16:35:565:18:0212:374:45
13:46
+0:24
Finish
26.22 mi16:48:265:30:3212:3712:30
12:16
-1:30

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

10:48 /mi

Average Pace

12:37 /mi

Slowest Pace

14:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:21

50% of race

Time at Steady Pace

1:28:03

27% of race

Time at Slower Pace

1:17:08

23% of race

Average Pace: 12:36 /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 mi11:51:2733:3310:4833:33
10:48
#27282
10K
6.21 mi12:26:371:08:4311:0435:10
11:19
#27396
15K
9.32 mi13:04:141:46:2011:2537:37
12:06
#27543
20K
12.43 mi13:42:322:24:3811:3838:18
12:20
#27513
Half
13.11 mi13:50:452:32:5111:408:13
12:03
#27516
25K
15.53 mi14:22:113:04:1711:5231:26
12:58
#27485
30K
18.64 mi15:05:213:47:2712:1243:10
13:54
#27490
20M
20.00 mi15:24:274:06:3312:2019:06
14:03
#27476
21M
21.00 mi15:39:194:21:2512:2714:52
14:52
#27469
35K
21.75 mi15:49:144:31:2012:299:55
13:15
#27473
23M
23.00 mi16:06:144:48:2012:3217:00
13:35
#27467
24M
24.00 mi16:19:455:01:5112:3513:31
13:31
#27478
40K
24.85 mi16:31:115:13:1712:3611:26
13:22
#27460
25.2M
25.20 mi16:35:565:18:0212:374:45
13:46
#27448
Finish
26.22 mi16:48:265:30:3212:3712:30
12:16
#27441
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi27282157161571627692(Top 97%)15822(Top 98%)15822(Top 1257%)
10K6.21 mi3.10 mi27396-11415740-2415740-2427413(Top 97%)15729(Top 98%)15729(Top 1249%)
15K9.32 mi3.11 mi27543-14715790-5015790-5027692(Top 97%)15822(Top 98%)15822(Top 1257%)
20K12.43 mi3.11 mi27513+3015774+1615774+1627380(Top 96%)15682(Top 97%)15682(Top 1246%)
Half13.11 mi0.68 mi27516-315773+115773+127488(Top 97%)15711(Top 98%)15711(Top 1248%)
25K15.53 mi2.42 mi27485+3115740+3315740+3327270(Top 96%)15622(Top 97%)15622(Top 1241%)
30K18.64 mi3.11 mi27490-515726+1415726+1427431(Top 97%)15625(Top 97%)15625(Top 1241%)
20M20.00 mi1.36 mi27476+1415708+1815708+1827340(Top 96%)15540(Top 96%)15540(Top 1234%)
21M21.00 mi1.00 mi27469+715705+315705+327048(Top 95%)15391(Top 96%)15391(Top 1222%)
35K21.75 mi0.75 mi27473-4157051570527179(Top 96%)15431(Top 96%)15431(Top 1226%)
23M23.00 mi1.25 mi27467+615698+715698+726949(Top 95%)15303(Top 95%)15303(Top 1215%)
24M24.00 mi1.00 mi27478-1115697+115697+127341(Top 96%)15458(Top 96%)15458(Top 1228%)
40K24.85 mi0.85 mi27460+1815689+815689+826659(Top 94%)15116(Top 94%)15116(Top 1201%)
25.2M25.20 mi0.35 mi27448+1215681+815681+826039(Top 92%)14773(Top 92%)14773(Top 1173%)
Finish26.22 mi1.02 mi27441+715678+315678+327087(Top 95%)15350(Top 95%)15350(Top 1219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

27692

Males

15822

M60-64

15822

5K→10K

3.1 - 6.2 mi

Top 97%
×5story building
+79ft-138ft

Overall

27413

Males

15729

M60-64

15729

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

27692

Males

15822

M60-64

15822

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

27380

Males

15682

M60-64

15682

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

27488

Males

15711

M60-64

15711

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

27270

Males

15622

M60-64

15622

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

27431

Males

15625

M60-64

15625

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

27340

Males

15540

M60-64

15540

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

27048

Males

15391

M60-64

15391

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

27179

Males

15431

M60-64

15431

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

26949

Males

15303

M60-64

15303

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

27341

Males

15458

M60-64

15458

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

26659

Males

15116

M60-64

15116

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

26039

Males

14773

M60-64

14773

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

27087

Males

15350

M60-64

15350

Passing Analysis

Category:
Athletes Passed
552
Passed By
711
Net Change
-159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27282
5K → 10K97211-114#27282#27396
10K → 15K45192-147#27396#27543
15K → 20K8454+30#27543#27513
20K → Half1114-3#27513#27516
Half → 25K8150+31#27516#27485
25K → 30K5762-5#27485#27490
30K → 20M4026+14#27490#27476
20M → 21M2013+7#27476#27469
21M → 35K1014-4#27469#27473
35K → 23M2620+6#27473#27467
23M → 24M1627-11#27467#27478
24M → 40K3113+18#27478#27460
40K → 25.2M153+12#27460#27448
25.2M → Finish1912+7#27448#27441
TOTALS552711-159
📊

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