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BOSTON MARATHON 2025

Andrew Aldi

Bib: 26684•M

NJ

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

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
10:38/mi
33:01
↑ 97↓ 3451.5%
10K· 6.21 mi
10:42/mi
1:06:16
↑ 79↓ 1380.4%
15K· 9.32 mi
10:56/mi
1:40:15
↑ 67↓ 78
20K· 12.43 mi
11:14/mi
2:15:08
↑ 106↓ 860.1%
Half· 13.11 mi
10:45/mi
2:22:28
↑ 19↓ 370.5%
25K· 15.53 mi
11:40/mi
2:50:45
↑ 66↓ 880.2%
30K· 18.64 mi
15:05/mi
3:37:36
↑ 181↓ 1480.2%
20M
15:05/mi
3:58:06
↑ 64↓ 500.2%
21M
17:02/mi
4:15:08
↑ 106↓ 241.6%
35K· 21.75 mi
16:56/mi
4:27:48
↑ 17↓ 861.7%
23M
16:36/mi
4:48:35
↑ 23↓ 630.6%
24M
16:00/mi
5:04:35
↓ 821.3%
40K· 24.85 mi
16:05/mi
5:18:20
↓ 200.3%
25.2M
17:27/mi
5:24:21
↑ 13↓ 160.2%
Finish· 26.22 mi
16:53/mi
5:41:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:22:28
Pace10:52 /mi
2nd Half
Distance13.11 mi
Time3:19:05
Pace15:11 /mi
📊Positive Split: 39.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3933:0110:3833:01
10:38
-
10K
6.21 mi12:27:541:06:1610:4033:15
10:42
+0:04
15K
9.32 mi13:01:531:40:1510:4533:59
10:56
+0:14
20K
12.43 mi13:36:462:15:0810:5234:53
11:14
+0:18
Half
13.11 mi13:44:062:22:2810:527:20
10:45
-0:29
25K
15.53 mi14:12:232:50:4511:0028:17
11:40
+0:55
30K
18.64 mi14:59:143:37:3611:4046:51
15:05
+3:25
20M
20.00 mi15:19:443:58:0611:5420:30
15:05
0:00
21M
21.00 mi15:36:464:15:0812:0917:02
17:02
+1:57
35K
21.75 mi15:49:264:27:4812:1912:40
16:56
-0:06
23M
23.00 mi16:10:134:48:3512:3320:47
16:36
-0:20
24M
24.00 mi16:26:135:04:3512:4116:00
16:00
-0:36
40K
24.85 mi16:39:585:18:2012:4813:45
16:05
+0:05
25.2M
25.20 mi16:45:595:24:2112:526:01
17:27
+1:22
Finish
26.22 mi17:03:115:41:3313:0217:12
16:53
-0:34

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

10:38 /mi

Average Pace

13:02 /mi

Slowest Pace

17:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:45

50% of race

Time at Steady Pace

1:37:06

28% of race

Time at Slower Pace

1:13:42

22% of race

Average Pace: 13:02 /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 mi11:54:3933:0110:3833:01
10:38
#27013
10K
6.21 mi12:27:541:06:1610:4033:15
10:42
#26792
15K
9.32 mi13:01:531:40:1510:4533:59
10:56
#26714
20K
12.43 mi13:36:462:15:0810:5234:53
11:14
#26597
Half
13.11 mi13:44:062:22:2810:527:20
10:45
#26571
25K
15.53 mi14:12:232:50:4511:0028:17
11:40
#26485
30K
18.64 mi14:59:143:37:3611:4046:51
15:05
#26990
20M
20.00 mi15:19:443:58:0611:5420:30
15:05
#27092
21M
21.00 mi15:36:464:15:0812:0917:02
17:02
#27202
35K
21.75 mi15:49:264:27:4812:1912:40
16:56
#27337
23M
23.00 mi16:10:134:48:3512:3320:47
16:36
#27478
24M
24.00 mi16:26:135:04:3512:4116:00
16:00
#27564
40K
24.85 mi16:39:585:18:2012:4813:45
16:05
#27611
25.2M
25.20 mi16:45:595:24:2112:526:01
17:27
#27637
Finish
26.22 mi17:03:115:41:3313:0217:12
16:53
#27771
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi27013156091560926599(Top 94%)15405(Top 96%)15405(Top 772%)
10K6.21 mi3.10 mi26792+22115506+10315506+10326606(Top 94%)15414(Top 96%)15414(Top 772%)
15K9.32 mi3.11 mi26714+7815470+3615470+3626599(Top 94%)15405(Top 96%)15405(Top 772%)
20K12.43 mi3.11 mi26597+11715407+6315407+6326321(Top 93%)15269(Top 95%)15269(Top 765%)
Half13.11 mi0.68 mi26571+2615391+1615391+1626175(Top 92%)15191(Top 94%)15191(Top 761%)
25K15.53 mi2.42 mi26485+8615348+4315348+4326066(Top 92%)15104(Top 94%)15104(Top 757%)
30K18.64 mi3.11 mi26990-50515535-18715535-18728069(Top 99%)15914(Top 99%)15914(Top 797%)
20M20.00 mi1.36 mi27092-10215565-3015565-3027905(Top 98%)15823(Top 98%)15823(Top 793%)
21M21.00 mi1.00 mi27202-11015602-3715602-3728151(Top 99%)15958(Top 99%)15958(Top 799%)
35K21.75 mi0.75 mi27337-13515650-4815650-4828307(Top 100%)16043(Top 100%)16043(Top 804%)
23M23.00 mi1.25 mi27478-14115704-5415704-5428238(Top 99%)15994(Top 99%)15994(Top 801%)
24M24.00 mi1.00 mi27564-8615734-3015734-3028228(Top 99%)15975(Top 99%)15975(Top 800%)
40K24.85 mi0.85 mi27611-4715742-815742-828122(Top 99%)15916(Top 99%)15916(Top 797%)
25.2M25.20 mi0.35 mi27637-2615754-1215754-1228141(Top 99%)15913(Top 99%)15913(Top 797%)
Finish26.22 mi1.02 mi27771-13415807-5315807-5328347(Top 100%)16065(Top 100%)16065(Top 805%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26599

Males

15405

M50-54

15405

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

26606

Males

15414

M50-54

15414

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26599

Males

15405

M50-54

15405

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

26321

Males

15269

M50-54

15269

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26175

Males

15191

M50-54

15191

Half→25K

13.1 - 15.5 mi

Top 92%
×4story building
+66ft-88ft

Overall

26066

Males

15104

M50-54

15104

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

28069

Males

15914

M50-54

15914

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27905

Males

15823

M50-54

15823

20M→21M

20.0 - 21.0 mi

Top 99%
×8story building
+106ft-24ft

Overall

28151

Males

15958

M50-54

15958

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

28307

Males

16043

M50-54

16043

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

28238

Males

15994

M50-54

15994

23M→24M

23.0 - 24.0 mi

Top 99%
×6story building
+12ft-82ft

Overall

28228

Males

15975

M50-54

15975

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28122

Males

15916

M50-54

15916

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

28141

Males

15913

M50-54

15913

25.2M→Finish

25.2 - 26.2 mi

Top 100%
×2story building
+22ft-21ft

Overall

28347

Males

16065

M50-54

16065

Passing Analysis

Category:
Athletes Passed
809
Passed By
1567
Net Change
-758
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27013
5K → 10K28059+221#27013#26792
10K → 15K15678+78#26792#26714
15K → 20K17659+117#26714#26597
20K → Half337+26#26597#26571
Half → 25K12135+86#26571#26485
25K → 30K10515-505#26485#26990
30K → 20M12114-102#26990#27092
20M → 21M4114-110#27092#27202
21M → 35K3138-135#27202#27337
35K → 23M4145-141#27337#27478
23M → 24M389-86#27478#27564
24M → 40K653-47#27564#27611
40K → 25.2M026-26#27611#27637
25.2M → Finish1135-134#27637#27771
TOTALS8091567-758
📊

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