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BOSTON MARATHON 2025

Jean Carlos Bejar Alvarez

Bib: 4357•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 31%
Gender (Male)
#0 / 16105
Top 44%
Masters (Masters Men)
#0 / 10463
Top 32%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:54
Rank: #3177
Start → 5K
19:54 | 6:24/mi
10K· 6.21 mi
40:04
Rank: #3398 (-221)
5K → 10K
20:10 | 6:29/mi
15K· 9.32 mi
1:00:01
Rank: #3259 (+139)
10K → 15K
19:57 | 6:25/mi
20K· 12.43 mi
1:20:40
Rank: #3435 (-176)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:25:16
Rank: #3544 (-109)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:41:51
Rank: #3734 (-190)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:04:28
Rank: #4138 (-404)
25K → 30K
22:37 | 7:17/mi
20M
2:14:41
Rank: #4377 (-239)
30K → 20M
10:13 | 7:31/mi
21M
2:27:07
Rank: #6126 (-1749)
20M → 21M
12:26 | 12:26/mi
35K· 21.75 mi
2:33:21
Rank: #6322 (-196)
21M → 35K
6:14 | 8:20/mi
23M
2:46:46
Rank: #7460 (-1138)
35K → 23M
13:25 | 10:43/mi
24M
2:57:28
Rank: #8470 (-1010)
23M → 24M
10:42 | 10:43/mi
40K· 24.85 mi
3:05:15
Rank: #8833 (-363)
24M → 40K
7:47 | 9:06/mi
25.2M
3:08:35
Rank: #8950 (-117)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:15:50
Rank: #8818 (+132)
25.2M → Finish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:16
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:50:34
Pace8:26 /mi
📊Positive Split: 29.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5519:546:2419:54
6:24
-
10K
6.21 mi10:43:0540:046:2720:10
6:29
+0:05
15K
9.32 mi11:03:021:00:016:2619:57
6:25
-0:04
20K
12.43 mi11:23:411:20:406:2920:39
6:39
+0:14
Half
13.11 mi11:28:171:25:166:304:36
6:45
+0:06
25K
15.53 mi11:44:521:41:516:3316:35
6:50
+0:05
30K
18.64 mi12:07:292:04:286:4122:37
7:17
+0:27
20M
20.00 mi12:17:422:14:416:4410:13
7:31
+0:14
21M
21.00 mi12:30:082:27:077:0012:26
12:26
+4:55
35K
21.75 mi12:36:222:33:217:036:14
8:20
-4:06
23M
23.00 mi12:49:472:46:467:1513:25
10:43
+2:23
24M
24.00 mi13:00:292:57:287:2410:42
10:43
0:00
40K
24.85 mi13:08:163:05:157:277:47
9:06
-1:37
25.2M
25.20 mi13:11:363:08:357:293:20
9:40
+0:34
Finish
26.22 mi13:18:513:15:507:287:15
7:07
-2:33

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

6:24 /mi

Average Pace

7:28 /mi

Slowest Pace

12:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:21:56

72% of race

Time at Slower Pace

53:54

28% of race

Average Pace: 7:28 /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 mi10:22:5519:546:2419:54
6:24
#3177
10K
6.21 mi10:43:0540:046:2720:10
6:29
#3398
15K
9.32 mi11:03:021:00:016:2619:57
6:25
#3259
20K
12.43 mi11:23:411:20:406:2920:39
6:39
#3435
Half
13.11 mi11:28:171:25:166:304:36
6:45
#3544
25K
15.53 mi11:44:521:41:516:3316:35
6:50
#3734
30K
18.64 mi12:07:292:04:286:4122:37
7:17
#4138
20M
20.00 mi12:17:422:14:416:4410:13
7:31
#4377
21M
21.00 mi12:30:082:27:077:0012:26
12:26
#6126
35K
21.75 mi12:36:222:33:217:036:14
8:20
#6322
23M
23.00 mi12:49:472:46:467:1513:25
10:43
#7460
24M
24.00 mi13:00:292:57:287:2410:42
10:43
#8470
40K
24.85 mi13:08:163:05:157:277:47
9:06
#8833
25.2M
25.20 mi13:11:363:08:357:293:20
9:40
#8950
Finish
26.22 mi13:18:513:15:507:287:15
7:07
#8818
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3177302030203081(Top 11%)2934(Top 18%)2934(Top 131%)
10K6.21 mi3.10 mi3398-2213227-2073227-2073670(Top 13%)3469(Top 22%)3469(Top 154%)
15K9.32 mi3.11 mi3259+1393099+1283099+1283081(Top 11%)2934(Top 18%)2934(Top 131%)
20K12.43 mi3.11 mi3435-1763257-1583257-1583996(Top 14%)3758(Top 23%)3758(Top 167%)
Half13.11 mi0.68 mi3544-1093359-1023359-1025688(Top 20%)5208(Top 32%)5208(Top 232%)
25K15.53 mi2.42 mi3734-1903525-1663525-1665213(Top 18%)4779(Top 30%)4779(Top 213%)
30K18.64 mi3.11 mi4138-4043878-3533878-3536341(Top 22%)5552(Top 34%)5552(Top 247%)
20M20.00 mi1.36 mi4377-2394084-2064084-2067136(Top 25%)5931(Top 37%)5931(Top 264%)
21M21.00 mi1.00 mi6126-17495501-14175501-141724303(Top 86%)14055(Top 87%)14055(Top 626%)
35K21.75 mi0.75 mi6322-1965648-1475648-14714406(Top 51%)9438(Top 59%)9438(Top 420%)
23M23.00 mi1.25 mi7460-11386397-7496397-74922537(Top 79%)13118(Top 81%)13118(Top 584%)
24M24.00 mi1.00 mi8470-10106996-5996996-59923329(Top 82%)13474(Top 84%)13474(Top 600%)
40K24.85 mi0.85 mi8833-3637166-1707166-17016839(Top 59%)10285(Top 64%)10285(Top 458%)
25.2M25.20 mi0.35 mi8950-1177219-537219-5315339(Top 54%)9534(Top 59%)9534(Top 424%)
Finish26.22 mi1.02 mi8818+1327106+1137106+1136471(Top 23%)5029(Top 31%)5029(Top 224%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3081

Males

2934

M40-44

2934

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3670

Males

3469

M40-44

3469

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3081

Males

2934

M40-44

2934

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3996

Males

3758

M40-44

3758

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5688

Males

5208

M40-44

5208

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5213

Males

4779

M40-44

4779

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

6341

Males

5552

M40-44

5552

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7136

Males

5931

M40-44

5931

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

24303

Males

14055

M40-44

14055

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14406

Males

9438

M40-44

9438

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

22537

Males

13118

M40-44

13118

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23329

Males

13474

M40-44

13474

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16839

Males

10285

M40-44

10285

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15339

Males

9534

M40-44

9534

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6471

Males

5029

M40-44

5029

Passing Analysis

Category:
Athletes Passed
595
Passed By
6236
Net Change
-5641
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3177
5K → 10K58279-221#3177#3398
10K → 15K17940+139#3398#3259
15K → 20K51227-176#3259#3435
20K → Half1110-109#3435#3544
Half → 25K35225-190#3544#3734
25K → 30K39443-404#3734#4138
30K → 20M23262-239#4138#4377
20M → 21M21751-1749#4377#6126
21M → 35K9205-196#6126#6322
35K → 23M101148-1138#6322#7460
23M → 24M11011-1010#7460#8470
24M → 40K23386-363#8470#8833
40K → 25.2M15132-117#8833#8950
25.2M → Finish14917+132#8950#8818
TOTALS5956236-5641
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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