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BOSTON MARATHON 2025

Glenn Guadi

NY

Bib: 13793 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
7:20/mi
22:48
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:24/mi
45:48
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:28/mi
1:08:59
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:43/mi
1:32:58
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:30/mi
1:38:05
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:42/mi
1:56:44
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:23/mi
2:22:46
↑ 181↓ 1480.2%
138 ft elev
20M
10:08/mi
2:36:32
↑ 64↓ 500.2%
148 ft elev
21M
11:48/mi
2:48:20
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:56/mi
2:55:01
↑ 17↓ 861.7%
156 ft elev
23M
11:38/mi
3:09:35
↑ 23↓ 630.6%
116 ft elev
24M
10:42/mi
3:20:17
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:53/mi
3:29:35
↓ 200.3%
20 ft elev
25.2M
10:44/mi
3:33:17
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:30/mi
3:41:57
↑ 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
Time1:38:05
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time2:03:52
Pace9:27 /mi
📊Positive Split: 26.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:4222:487:2022:48
7:20
-
10K
6.21 mi11:14:4245:487:2223:00
7:24
+0:04
15K
9.32 mi11:37:531:08:597:2423:11
7:28
+0:04
20K
12.43 mi12:01:521:32:587:2923:59
7:43
+0:15
Half
13.11 mi12:06:591:38:057:295:07
7:30
-0:13
25K
15.53 mi12:25:381:56:447:3118:39
7:42
+0:12
30K
18.64 mi12:51:402:22:467:4026:02
8:23
+0:41
20M
20.00 mi13:05:262:36:327:5013:46
10:08
+1:45
21M
21.00 mi13:17:142:48:208:0111:48
11:48
+1:40
35K
21.75 mi13:23:552:55:018:036:41
8:56
-2:52
23M
23.00 mi13:38:293:09:358:1514:34
11:38
+2:42
24M
24.00 mi13:49:113:20:178:2110:42
10:42
-0:56
40K
24.85 mi13:58:293:29:358:269:18
10:53
+0:11
25.2M
25.20 mi14:02:113:33:178:283:42
10:44
-0:09
Finish
26.22 mi14:10:513:41:578:288:40
8:30
-2:14

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

7:20 /mi

Average Pace

8:28 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:06

33% of race

Time at Steady Pace

1:24:01

38% of race

Time at Slower Pace

1:03:50

29% of race

Average Pace: 8:28 /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 mi10:51:4222:487:2022:48
7:20
#10749
10K
6.21 mi11:14:4245:487:2223:00
7:24
#10964
15K
9.32 mi11:37:531:08:597:2423:11
7:28
#11070
20K
12.43 mi12:01:521:32:587:2923:59
7:43
#11468
Half
13.11 mi12:06:591:38:057:295:07
7:30
#11487
25K
15.53 mi12:25:381:56:447:3118:39
7:42
#11458
30K
18.64 mi12:51:402:22:467:4026:02
8:23
#11895
20M
20.00 mi13:05:262:36:327:5013:46
10:08
#12955
21M
21.00 mi13:17:142:48:208:0111:48
11:48
#13969
35K
21.75 mi13:23:552:55:018:036:41
8:56
#14172
23M
23.00 mi13:38:293:09:358:1514:34
11:38
#15334
24M
24.00 mi13:49:113:20:178:2110:42
10:42
#15869
40K
24.85 mi13:58:293:29:358:269:18
10:53
#16285
25.2M
25.20 mi14:02:113:33:178:283:42
10:44
#16367
Finish
26.22 mi14:10:513:41:578:288:40
8:30
#16349
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10749856585651143688128812
10K6.21 mi3.10 mi10964-2158651-868651-861120787588758
15K9.32 mi3.11 mi11070-1068687-368687-361143688128812
20K12.43 mi3.11 mi11468-3988846-1598846-1591259392429242
Half13.11 mi0.68 mi11487-198855-98855-91170989198919
25K15.53 mi2.42 mi11458+298801+548801+541147786208620
30K18.64 mi3.11 mi11895-4378922-1218922-1211401396039603
20M20.00 mi1.36 mi12955-10609369-4479369-447213681275012750
21M21.00 mi1.00 mi13969-10149782-4139782-413232001353613536
35K21.75 mi0.75 mi14172-2039853-719853-71178931099610996
23M23.00 mi1.25 mi15334-116210319-46610319-466244681407214072
24M24.00 mi1.00 mi15869-53510524-20510524-205233041345613456
40K24.85 mi0.85 mi16285-41610679-15510679-155228411316213162
25.2M25.20 mi0.35 mi16367-8210700-2110700-21197721167011670
Finish26.22 mi1.02 mi16349+1810670+3010670+30162321004010040

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11436

Males

8812

M50-54

8812

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11207

Males

8758

M50-54

8758

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11436

Males

8812

M50-54

8812

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12593

Males

9242

M50-54

9242

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

11709

Males

8919

M50-54

8919

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

11477

Males

8620

M50-54

8620

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

14013

Males

9603

M50-54

9603

30K→20M

18.6 - 20.0 mi

Top 75%
×5story building
+64ft-50ft

Overall

21368

Males

12750

M50-54

12750

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23200

Males

13536

M50-54

13536

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17893

Males

10996

M50-54

10996

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24468

Males

14072

M50-54

14072

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23304

Males

13456

M50-54

13456

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22841

Males

13162

M50-54

13162

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19772

Males

11670

M50-54

11670

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16232

Males

10040

M50-54

10040

Passing Analysis

Category:
Athletes Passed
888
Passed By
6488
Net Change
-5600
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10749
5K → 10K169384-215#10749#10964
10K → 15K136242-106#10964#11070
15K → 20K88486-398#11070#11468
20K → Half2847-19#11468#11487
Half → 25K167138+29#11487#11458
25K → 30K129566-437#11458#11895
30K → 20M161076-1060#11895#12955
20M → 21M71021-1014#12955#13969
21M → 35K27230-203#13969#14172
35K → 23M101172-1162#14172#15334
23M → 24M4539-535#15334#15869
24M → 40K15431-416#15869#16285
40K → 25.2M1193-82#16285#16367
25.2M → Finish8163+18#16367#16349
TOTALS8886488-5600

Passing Charts

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