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BOSTON MARATHON 2025

Gregory Schwartz

Bib: 8223•M

WA

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0:00
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:49
Rank: #16474
Start → 5K
24:49 | 7:59/mi
10K· 6.21 mi
50:23
Rank: #17314 (-840)
5K → 10K
25:34 | 8:14/mi
15K· 9.32 mi
1:16:13
Rank: #17612 (-298)
10K → 15K
25:50 | 8:19/mi
20K· 12.43 mi
1:43:49
Rank: #18330 (-718)
15K → 20K
27:36 | 8:53/mi
Half· 13.11 mi
1:49:25
Rank: #18278 (+52)
20K → Half
5:36 | 8:12/mi
25K· 15.53 mi
2:10:14
Rank: #18155 (+123)
Half → 25K
20:49 | 8:35/mi
30K· 18.64 mi
2:36:49
Rank: #17552 (+603)
25K → 30K
26:35 | 8:33/mi
20M
2:48:27
Rank: #17283 (+269)
30K → 20M
11:38 | 8:34/mi
21M
2:57:22
Rank: #16985 (+298)
20M → 21M
8:55 | 8:55/mi
35K· 21.75 mi
3:05:44
Rank: #17542 (-557)
21M → 35K
8:22 | 11:11/mi
23M
3:16:31
Rank: #17305 (+237)
35K → 23M
10:47 | 8:37/mi
24M
3:25:02
Rank: #17173 (+132)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:32:18
Rank: #17033 (+140)
24M → 40K
7:16 | 8:30/mi
25.2M
3:35:25
Rank: #16938 (+95)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:43:19
Rank: #16703 (+235)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:25
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time1:53:54
Pace8:41 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:5124:497:5924:49
7:59
-
10K
6.21 mi11:25:2550:238:0725:34
8:14
+0:15
15K
9.32 mi11:51:151:16:138:1125:50
8:19
+0:05
20K
12.43 mi12:18:511:43:498:2127:36
8:53
+0:34
Half
13.11 mi12:24:271:49:258:215:36
8:12
-0:41
25K
15.53 mi12:45:162:10:148:2320:49
8:35
+0:23
30K
18.64 mi13:11:512:36:498:2526:35
8:33
-0:02
20M
20.00 mi13:23:292:48:278:2511:38
8:34
+0:01
21M
21.00 mi13:32:242:57:228:278:55
8:55
+0:21
35K
21.75 mi13:40:463:05:448:328:22
11:11
+2:16
23M
23.00 mi13:51:333:16:318:3310:47
8:37
-2:34
24M
24.00 mi14:00:043:25:028:338:31
8:31
-0:06
40K
24.85 mi14:07:203:32:188:327:16
8:30
-0:01
25.2M
25.20 mi14:10:273:35:258:333:07
9:02
+0:32
Finish
26.22 mi14:18:213:43:198:317:54
7:45
-1:17

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

7:45 /mi

Average Pace

8:31 /mi

Slowest Pace

11:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:43

15% of race

Time at Steady Pace

2:59:07

80% of race

Time at Slower Pace

11:29

5% of race

Average Pace: 8:31 /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 mi10:59:5124:497:5924:49
7:59
#16474
10K
6.21 mi11:25:2550:238:0725:34
8:14
#17314
15K
9.32 mi11:51:151:16:138:1125:50
8:19
#17612
20K
12.43 mi12:18:511:43:498:2127:36
8:53
#18330
Half
13.11 mi12:24:271:49:258:215:36
8:12
#18278
25K
15.53 mi12:45:162:10:148:2320:49
8:35
#18155
30K
18.64 mi13:11:512:36:498:2526:35
8:33
#17552
20M
20.00 mi13:23:292:48:278:2511:38
8:34
#17283
21M
21.00 mi13:32:242:57:228:278:55
8:55
#16985
35K
21.75 mi13:40:463:05:448:328:22
11:11
#17542
23M
23.00 mi13:51:333:16:318:3310:47
8:37
#17305
24M
24.00 mi14:00:043:25:028:338:31
8:31
#17173
40K
24.85 mi14:07:203:32:188:327:16
8:30
#17033
25.2M
25.20 mi14:10:273:35:258:333:07
9:02
#16938
Finish
26.22 mi14:18:213:43:198:317:54
7:45
#16703
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi16474109921099218149(Top 64%)11688(Top 73%)11688(Top 207%)
10K6.21 mi3.10 mi17314-84011346-35411346-35418094(Top 64%)11683(Top 73%)11683(Top 207%)
15K9.32 mi3.11 mi17612-29811474-12811474-12818149(Top 64%)11688(Top 73%)11688(Top 207%)
20K12.43 mi3.11 mi18330-71811749-27511749-27520373(Top 72%)12621(Top 78%)12621(Top 224%)
Half13.11 mi0.68 mi18278+5211722+2711722+2717283(Top 61%)11310(Top 70%)11310(Top 200%)
25K15.53 mi2.42 mi18155+12311655+6711655+6717705(Top 62%)11402(Top 71%)11402(Top 202%)
30K18.64 mi3.11 mi17552+60311346+30911346+30915119(Top 53%)10114(Top 63%)10114(Top 179%)
20M20.00 mi1.36 mi17283+26911218+12811218+12814166(Top 50%)9537(Top 59%)9537(Top 169%)
21M21.00 mi1.00 mi16985+29811067+15111067+15113022(Top 46%)8860(Top 55%)8860(Top 157%)
35K21.75 mi0.75 mi17542-55711283-21611283-21624568(Top 86%)14135(Top 88%)14135(Top 251%)
23M23.00 mi1.25 mi17305+23711141+14211141+14214005(Top 49%)9178(Top 57%)9178(Top 163%)
24M24.00 mi1.00 mi17173+13211068+7311068+7314600(Top 51%)9413(Top 58%)9413(Top 167%)
40K24.85 mi0.85 mi17033+14010982+8610982+8613419(Top 47%)8730(Top 54%)8730(Top 155%)
25.2M25.20 mi0.35 mi16938+9510927+5510927+5512005(Top 42%)8016(Top 50%)8016(Top 142%)
Finish26.22 mi1.02 mi16703+23510807+12010807+12011092(Top 39%)7569(Top 47%)7569(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18149

Males

11688

M18-39

11688

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18094

Males

11683

M18-39

11683

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18149

Males

11688

M18-39

11688

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20373

Males

12621

M18-39

12621

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17283

Males

11310

M18-39

11310

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

17705

Males

11402

M18-39

11402

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

15119

Males

10114

M18-39

10114

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

14166

Males

9537

M18-39

9537

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

13022

Males

8860

M18-39

8860

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

24568

Males

14135

M18-39

14135

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

14005

Males

9178

M18-39

9178

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14600

Males

9413

M18-39

9413

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13419

Males

8730

M18-39

8730

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

12005

Males

8016

M18-39

8016

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11092

Males

7569

M18-39

7569

Passing Analysis

Category:
Athletes Passed
2622
Passed By
2851
Net Change
-229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16474
5K → 10K72912-840#16474#17314
10K → 15K110408-298#17314#17612
15K → 20K49767-718#17612#18330
20K → Half6513+52#18330#18278
Half → 25K229106+123#18278#18155
25K → 30K61512+603#18155#17552
30K → 20M2789+269#17552#17283
20M → 21M3002+298#17283#16985
21M → 35K9566-557#16985#17542
35K → 23M25417+237#17542#17305
23M → 24M15119+132#17305#17173
24M → 40K15010+140#17173#17033
40K → 25.2M983+95#17033#16938
25.2M → Finish2427+235#16938#16703
TOTALS26222851-229
📊

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