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BOSTON MARATHON 2025

Gaston Gazaba

Bib: 3547•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M40-44)
#0 / 2247
Top 18%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:51
Rank: #5523
Start → 5K
20:51 | 6:43/mi
10K· 6.21 mi
40:49
Rank: #4253 (+1270)
5K → 10K
19:58 | 6:26/mi
15K· 9.32 mi
1:00:29
Rank: #3612 (+641)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:20:34
Rank: #3377 (+235)
15K → 20K
20:05 | 6:28/mi
Half· 13.11 mi
1:24:49
Rank: #3301 (+76)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:40:18
Rank: #3092 (+209)
Half → 25K
15:29 | 6:23/mi
30K· 18.64 mi
2:01:14
Rank: #3066 (+26)
25K → 30K
20:56 | 6:44/mi
20M
2:10:29
Rank: #3012 (+54)
30K → 20M
9:15 | 6:48/mi
21M
2:17:47
Rank: #3007 (+5)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:22:47
Rank: #2994 (+13)
21M → 35K
5:00 | 6:41/mi
23M
2:31:47
Rank: #3041 (-47)
35K → 23M
9:00 | 7:11/mi
24M
2:38:42
Rank: #3051 (-10)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:44:44
Rank: #3058 (-7)
24M → 40K
6:02 | 7:03/mi
25.2M
2:47:21
Rank: #3044 (+14)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:54:24
Rank: #3097 (-53)
25.2M → Finish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:49
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:29:35
Pace6:50 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5120:516:4320:51
6:43
-
10K
6.21 mi10:42:4940:496:3419:58
6:26
-0:17
15K
9.32 mi11:02:291:00:296:2919:40
6:20
-0:06
20K
12.43 mi11:22:341:20:346:2920:05
6:28
+0:08
Half
13.11 mi11:26:491:24:496:284:15
6:14
-0:14
25K
15.53 mi11:42:181:40:186:2715:29
6:23
+0:09
30K
18.64 mi12:03:142:01:146:3020:56
6:44
+0:21
20M
20.00 mi12:12:292:10:296:319:15
6:48
+0:04
21M
21.00 mi12:19:472:17:476:347:18
7:18
+0:30
35K
21.75 mi12:24:472:22:476:345:00
6:41
-0:37
23M
23.00 mi12:33:472:31:476:369:00
7:11
+0:30
24M
24.00 mi12:40:422:38:426:376:55
6:55
-0:16
40K
24.85 mi12:46:442:44:446:386:02
7:03
+0:08
25.2M
25.20 mi12:49:212:47:216:382:37
7:35
+0:32
Finish
26.22 mi12:56:242:54:246:397:03
6:55
-0:40

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

6:14 /mi

Average Pace

6:39 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:27

46% of race

Time at Steady Pace

1:10:00

40% of race

Time at Slower Pace

24:57

14% of race

Average Pace: 6:39 /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 mi10:22:5120:516:4320:51
6:43
#5523
10K
6.21 mi10:42:4940:496:3419:58
6:26
#4253
15K
9.32 mi11:02:291:00:296:2919:40
6:20
#3612
20K
12.43 mi11:22:341:20:346:2920:05
6:28
#3377
Half
13.11 mi11:26:491:24:496:284:15
6:14
#3301
25K
15.53 mi11:42:181:40:186:2715:29
6:23
#3092
30K
18.64 mi12:03:142:01:146:3020:56
6:44
#3066
20M
20.00 mi12:12:292:10:296:319:15
6:48
#3012
21M
21.00 mi12:19:472:17:476:347:18
7:18
#3007
35K
21.75 mi12:24:472:22:476:345:00
6:41
#2994
23M
23.00 mi12:33:472:31:476:369:00
7:11
#3041
24M
24.00 mi12:40:422:38:426:376:55
6:55
#3051
40K
24.85 mi12:46:442:44:446:386:02
7:03
#3058
25.2M
25.20 mi12:49:212:47:216:382:37
7:35
#3044
Finish
26.22 mi12:56:242:54:246:397:03
6:55
#3097
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5523511351132522(Top 9%)2407(Top 15%)2407(Top 107%)
10K6.21 mi3.10 mi4253+12704000+11134000+11133208(Top 11%)3049(Top 19%)3049(Top 136%)
15K9.32 mi3.11 mi3612+6413419+5813419+5812522(Top 9%)2407(Top 15%)2407(Top 107%)
20K12.43 mi3.11 mi3377+2353206+2133206+2132899(Top 10%)2761(Top 17%)2761(Top 123%)
Half13.11 mi0.68 mi3301+763141+653141+652136(Top 8%)2040(Top 13%)2040(Top 91%)
25K15.53 mi2.42 mi3092+2092947+1942947+1942296(Top 8%)2183(Top 14%)2183(Top 97%)
30K18.64 mi3.11 mi3066+262918+292918+293071(Top 11%)2884(Top 18%)2884(Top 128%)
20M20.00 mi1.36 mi3012+542861+572861+572951(Top 10%)2750(Top 17%)2750(Top 122%)
21M21.00 mi1.00 mi3007+52851+102851+103600(Top 13%)3289(Top 20%)3289(Top 146%)
35K21.75 mi0.75 mi2994+132835+162835+163374(Top 12%)3073(Top 19%)3073(Top 137%)
23M23.00 mi1.25 mi3041-472877-422877-424770(Top 17%)4146(Top 26%)4146(Top 185%)
24M24.00 mi1.00 mi3051-102884-72884-74146(Top 15%)3647(Top 23%)3647(Top 162%)
40K24.85 mi0.85 mi3058-72886-22886-24185(Top 15%)3622(Top 22%)3622(Top 161%)
25.2M25.20 mi0.35 mi3044+142871+152871+153749(Top 13%)3231(Top 20%)3231(Top 144%)
Finish26.22 mi1.02 mi3097-532918-472918-475170(Top 18%)4218(Top 26%)4218(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2522

Males

2407

M40-44

2407

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

3208

Males

3049

M40-44

3049

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2522

Males

2407

M40-44

2407

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2899

Males

2761

M40-44

2761

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2136

Males

2040

M40-44

2040

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2296

Males

2183

M40-44

2183

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3071

Males

2884

M40-44

2884

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2951

Males

2750

M40-44

2750

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3600

Males

3289

M40-44

3289

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3374

Males

3073

M40-44

3073

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4770

Males

4146

M40-44

4146

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4146

Males

3647

M40-44

3647

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4185

Males

3622

M40-44

3622

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3749

Males

3231

M40-44

3231

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5170

Males

4218

M40-44

4218

Passing Analysis

Category:
Athletes Passed
2908
Passed By
482
Net Change
+2426
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5523
5K → 10K12722+1270#5523#4253
10K → 15K6410+641#4253#3612
15K → 20K2449+235#3612#3377
20K → Half760+76#3377#3301
Half → 25K2123+209#3301#3092
25K → 30K129103+26#3092#3066
30K → 20M8026+54#3066#3012
20M → 21M4944+5#3012#3007
21M → 35K3825+13#3007#2994
35K → 23M4794-47#2994#3041
23M → 24M3646-10#3041#3051
24M → 40K3845-7#3051#3058
40K → 25.2M2612+14#3058#3044
25.2M → Finish2073-53#3044#3097
TOTALS2908482+2426
📊

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