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BOSTON MARATHON 2025

Nicholas Pomeroy

Bib: 31545•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
9:15/mi
28:43
↑ 97↓ 3451.5%
10K· 6.21 mi
8:51/mi
56:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:53/mi
1:23:50
↑ 67↓ 78
20K· 12.43 mi
9:03/mi
1:51:56
↑ 106↓ 860.1%
Half· 13.11 mi
9:51/mi
1:58:39
↑ 19↓ 370.5%
25K· 15.53 mi
10:45/mi
2:24:43
↑ 66↓ 880.2%
30K· 18.64 mi
11:11/mi
2:59:29
↑ 181↓ 1480.2%
20M
11:13/mi
3:14:43
↑ 64↓ 500.2%
21M
13:34/mi
3:28:17
↑ 106↓ 241.6%
35K· 21.75 mi
11:24/mi
3:36:49
↑ 17↓ 861.7%
23M
12:59/mi
3:53:04
↑ 23↓ 630.6%
24M
12:27/mi
4:05:31
↓ 821.3%
40K· 24.85 mi
14:09/mi
4:17:37
↓ 200.3%
25.2M
15:37/mi
4:23:00
↑ 13↓ 160.2%
Finish· 26.22 mi
10:32/mi
4:33:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:39
Pace9:03 /mi
2nd Half
Distance13.11 mi
Time2:35:05
Pace11:50 /mi
📊Positive Split: 30.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5928:439:1528:43
9:15
-
10K
6.21 mi12:18:3056:149:0327:31
8:51
-0:24
15K
9.32 mi12:46:061:23:509:0027:36
8:53
+0:02
20K
12.43 mi13:14:121:51:569:0028:06
9:03
+0:10
Half
13.11 mi13:20:551:58:399:036:43
9:51
+0:48
25K
15.53 mi13:46:592:24:439:1926:04
10:45
+0:54
30K
18.64 mi14:21:452:59:299:3834:46
11:11
+0:26
20M
20.00 mi14:36:593:14:439:4415:14
11:13
+0:02
21M
21.00 mi14:50:333:28:179:5513:34
13:34
+2:21
35K
21.75 mi14:59:053:36:499:588:32
11:24
-2:10
23M
23.00 mi15:15:203:53:0410:0816:15
12:59
+1:35
24M
24.00 mi15:27:474:05:3110:1412:27
12:27
-0:32
40K
24.85 mi15:39:534:17:3710:2212:06
14:09
+1:42
25.2M
25.20 mi15:45:164:23:0010:265:23
15:37
+1:28
Finish
26.22 mi15:56:004:33:4410:2710:44
10:32
-5:05

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

8:51 /mi

Average Pace

10:27 /mi

Slowest Pace

15:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:39

43% of race

Time at Steady Pace

1:35:20

35% of race

Time at Slower Pace

59:45

22% of race

Average Pace: 10:26 /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 mi11:50:5928:439:1528:43
9:15
#23364
10K
6.21 mi12:18:3056:149:0327:31
8:51
#22623
15K
9.32 mi12:46:061:23:509:0027:36
8:53
#22249
20K
12.43 mi13:14:121:51:569:0028:06
9:03
#21975
Half
13.11 mi13:20:551:58:399:036:43
9:51
#22141
25K
15.53 mi13:46:592:24:439:1926:04
10:45
#22843
30K
18.64 mi14:21:452:59:299:3834:46
11:11
#23181
20M
20.00 mi14:36:593:14:439:4415:14
11:13
#23246
21M
21.00 mi14:50:333:28:179:5513:34
13:34
#23492
35K
21.75 mi14:59:053:36:499:588:32
11:24
#23570
23M
23.00 mi15:15:203:53:0410:0816:15
12:59
#23832
24M
24.00 mi15:27:474:05:3110:1412:27
12:27
#23989
40K
24.85 mi15:39:534:17:3710:2212:06
14:09
#24237
25.2M
25.20 mi15:45:164:23:0010:265:23
15:37
#24334
Finish
26.22 mi15:56:004:33:4410:2710:44
10:32
#24348
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23364139371393721483(Top 76%)13162(Top 82%)13162(Top 799%)
10K6.21 mi3.10 mi22623+74113612+32513612+32521674(Top 76%)13210(Top 82%)13210(Top 802%)
15K9.32 mi3.11 mi22249+37413465+14713465+14721483(Top 76%)13162(Top 82%)13162(Top 799%)
20K12.43 mi3.11 mi21975+27413328+13713328+13721201(Top 75%)12989(Top 81%)12989(Top 788%)
Half13.11 mi0.68 mi22141-16613408-8013408-8024476(Top 86%)14427(Top 90%)14427(Top 875%)
25K15.53 mi2.42 mi22843-70213725-31713725-31724808(Top 87%)14559(Top 90%)14559(Top 883%)
30K18.64 mi3.11 mi23181-33813835-11013835-11024353(Top 86%)14234(Top 88%)14234(Top 864%)
20M20.00 mi1.36 mi23246-6513847-1213847-1224017(Top 85%)13993(Top 87%)13993(Top 849%)
21M21.00 mi1.00 mi23492-24613935-8813935-8825731(Top 91%)14746(Top 92%)14746(Top 895%)
35K21.75 mi0.75 mi23570-7813958-2313958-2324948(Top 88%)14327(Top 89%)14327(Top 869%)
23M23.00 mi1.25 mi23832-26214062-10414062-10426345(Top 93%)15006(Top 93%)15006(Top 911%)
24M24.00 mi1.00 mi23989-15714129-6714129-6726250(Top 92%)14940(Top 93%)14940(Top 907%)
40K24.85 mi0.85 mi24237-24814231-10214231-10227292(Top 96%)15437(Top 96%)15437(Top 937%)
25.2M25.20 mi0.35 mi24334-9714278-4714278-4727520(Top 97%)15551(Top 97%)15551(Top 944%)
Finish26.22 mi1.02 mi24348-1414266+1214266+1224347(Top 86%)13954(Top 87%)13954(Top 847%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21483

Males

13162

M55-59

13162

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21674

Males

13210

M55-59

13210

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21483

Males

13162

M55-59

13162

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21201

Males

12989

M55-59

12989

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

24476

Males

14427

M55-59

14427

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24808

Males

14559

M55-59

14559

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24353

Males

14234

M55-59

14234

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24017

Males

13993

M55-59

13993

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

25731

Males

14746

M55-59

14746

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

24948

Males

14327

M55-59

14327

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

26345

Males

15006

M55-59

15006

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

26250

Males

14940

M55-59

14940

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27292

Males

15437

M55-59

15437

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27520

Males

15551

M55-59

15551

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24347

Males

13954

M55-59

13954

Passing Analysis

Category:
Athletes Passed
1785
Passed By
2769
Net Change
-984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23364
5K → 10K76524+741#23364#22623
10K → 15K41743+374#22623#22249
15K → 20K32349+274#22249#21975
20K → Half5171-166#21975#22141
Half → 25K22724-702#22141#22843
25K → 30K77415-338#22843#23181
30K → 20M58123-65#23181#23246
20M → 21M17263-246#23246#23492
21M → 35K22100-78#23492#23570
35K → 23M28290-262#23570#23832
23M → 24M12169-157#23832#23989
24M → 40K4252-248#23989#24237
40K → 25.2M299-97#24237#24334
25.2M → Finish3347-14#24334#24348
TOTALS17852769-984
📊

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