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BOSTON MARATHON 2025

Greg Ginsberg

Bib: 1352•M

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Division (M18-39)
#0 / 5642
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:54
Rank: #1346
Start → 5K
18:54 | 6:05/mi
10K· 6.21 mi
37:31
Rank: #1182 (+164)
5K → 10K
18:37 | 6:00/mi
15K· 9.32 mi
56:07
Rank: #1110 (+72)
10K → 15K
18:36 | 5:59/mi
20K· 12.43 mi
1:14:40
Rank: #1018 (+92)
15K → 20K
18:33 | 5:58/mi
Half· 13.11 mi
1:18:39
Rank: #998 (+20)
20K → Half
3:59 | 5:50/mi
25K· 15.53 mi
1:33:09
Rank: #939 (+59)
Half → 25K
14:30 | 5:59/mi
30K· 18.64 mi
1:51:48
Rank: #820 (+119)
25K → 30K
18:39 | 6:00/mi
20M
1:59:56
Rank: #765 (+55)
30K → 20M
8:08 | 5:59/mi
21M
2:06:11
Rank: #717 (+48)
20M → 21M
6:15 | 6:15/mi
35K· 21.75 mi
2:10:17
Rank: #663 (+54)
21M → 35K
4:06 | 5:29/mi
23M
2:17:30
Rank: #600 (+63)
35K → 23M
7:13 | 5:46/mi
24M
2:23:05
Rank: #565 (+35)
23M → 24M
5:35 | 5:35/mi
40K· 24.85 mi
2:27:54
Rank: #521 (+44)
24M → 40K
4:49 | 5:38/mi
25.2M
2:30:02
Rank: #510 (+11)
40K → 25.2M
2:08 | 6:11/mi
Finish· 26.22 mi
2:35:34
Rank: #469 (+41)
25.2M → Finish
5:32 | 5:26/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:18:39
Pace6:00 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:16:55
Pace5:52 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3718:546:0518:54
6:05
-
10K
6.21 mi10:38:1437:316:0218:37
6:00
-0:05
15K
9.32 mi10:56:5056:076:0118:36
5:59
-0:01
20K
12.43 mi11:15:231:14:406:0018:33
5:58
-0:01
Half
13.11 mi11:19:221:18:396:003:59
5:50
-0:08
25K
15.53 mi11:33:521:33:096:0014:30
5:59
+0:09
30K
18.64 mi11:52:311:51:486:0018:39
6:00
+0:01
20M
20.00 mi12:00:391:59:566:008:08
5:59
-0:01
21M
21.00 mi12:06:542:06:116:016:15
6:15
+0:16
35K
21.75 mi12:11:002:10:175:594:06
5:29
-0:46
23M
23.00 mi12:18:132:17:305:597:13
5:46
+0:17
24M
24.00 mi12:23:482:23:055:585:35
5:35
-0:11
40K
24.85 mi12:28:372:27:545:574:49
5:38
+0:03
25.2M
25.20 mi12:30:452:30:025:572:08
6:11
+0:33
Finish
26.22 mi12:36:172:35:345:565:32
5:26
-0:45

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

5:26 /mi

Average Pace

5:56 /mi

Slowest Pace

6:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:47

32% of race

Time at Steady Pace

1:45:47

68% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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 mi10:19:3718:546:0518:54
6:05
#1346
10K
6.21 mi10:38:1437:316:0218:37
6:00
#1182
15K
9.32 mi10:56:5056:076:0118:36
5:59
#1110
20K
12.43 mi11:15:231:14:406:0018:33
5:58
#1018
Half
13.11 mi11:19:221:18:396:003:59
5:50
#998
25K
15.53 mi11:33:521:33:096:0014:30
5:59
#939
30K
18.64 mi11:52:311:51:486:0018:39
6:00
#820
20M
20.00 mi12:00:391:59:566:008:08
5:59
#765
21M
21.00 mi12:06:542:06:116:016:15
6:15
#717
35K
21.75 mi12:11:002:10:175:594:06
5:29
#663
23M
23.00 mi12:18:132:17:305:597:13
5:46
#600
24M
24.00 mi12:23:482:23:055:585:35
5:35
#565
40K
24.85 mi12:28:372:27:545:574:49
5:38
#521
25.2M
25.20 mi12:30:452:30:025:572:08
6:11
#510
Finish
26.22 mi12:36:172:35:345:565:32
5:26
#469
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi134612811281980(Top 3%)927(Top 6%)927(Top 16%)
10K6.21 mi3.10 mi1182+1641119+1621119+1621077(Top 4%)1015(Top 6%)1015(Top 18%)
15K9.32 mi3.11 mi1110+721049+701049+70980(Top 3%)927(Top 6%)927(Top 16%)
20K12.43 mi3.11 mi1018+92958+91958+91791(Top 3%)742(Top 5%)742(Top 13%)
Half13.11 mi0.68 mi998+20941+17941+17650(Top 2%)607(Top 4%)607(Top 11%)
25K15.53 mi2.42 mi939+59885+56885+56737(Top 3%)689(Top 4%)689(Top 12%)
30K18.64 mi3.11 mi820+119770+115770+115487(Top 2%)453(Top 3%)453(Top 8%)
20M20.00 mi1.36 mi765+55716+54716+54368(Top 1%)344(Top 2%)344(Top 6%)
21M21.00 mi1.00 mi717+48670+46670+46311(Top 1%)292(Top 2%)292(Top 5%)
35K21.75 mi0.75 mi663+54616+54616+54109(Top 0.4%)99(Top 0.6%)99(Top 2%)
23M23.00 mi1.25 mi600+63554+62554+62141(Top 0.5%)132(Top 0.8%)132(Top 2%)
24M24.00 mi1.00 mi565+35520+34520+34119(Top 0.4%)112(Top 0.7%)112(Top 2%)
40K24.85 mi0.85 mi521+44478+42478+42107(Top 0.4%)101(Top 0.6%)101(Top 2%)
25.2M25.20 mi0.35 mi510+11470+8470+8155(Top 0.5%)147(Top 0.9%)147(Top 3%)
Finish26.22 mi1.02 mi469+41433+37433+37108(Top 0.4%)103(Top 0.6%)103(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

980

Males

927

M18-39

927

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1077

Males

1015

M18-39

1015

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

980

Males

927

M18-39

927

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

791

Males

742

M18-39

742

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

650

Males

607

M18-39

607

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

737

Males

689

M18-39

689

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

487

Males

453

M18-39

453

30K→20M

18.6 - 20.0 mi

Top 1%
×5stories
+64ft-50ft

Overall

368

Males

344

M18-39

344

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

311

Males

292

M18-39

292

21M→35K

21.0 - 21.8 mi

Top 0.4%
×7stories
+17ft-86ft

Overall

109

Males

99

M18-39

99

35K→23M

21.8 - 23.0 mi

Top 0.5%
×5stories
+23ft-63ft

Overall

141

Males

132

M18-39

132

23M→24M

23.0 - 24.0 mi

Top 0.4%
×6stories
+12ft-82ft

Overall

119

Males

112

M18-39

112

24M→40K

24.0 - 24.9 mi

Top 0.4%
×1story
+6ft-20ft

Overall

107

Males

101

M18-39

101

40K→25.2M

24.9 - 25.2 mi

Top 0.5%
×1story
+13ft-16ft

Overall

155

Males

147

M18-39

147

25.2M→Finish

25.2 - 26.2 mi

Top 0.4%
×2stories
+22ft-21ft

Overall

108

Males

103

M18-39

103

Passing Analysis

Category:
Athletes Passed
911
Passed By
34
Net Change
+877
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1346
5K → 10K17612+164#1346#1182
10K → 15K8311+72#1182#1110
15K → 20K931+92#1110#1018
20K → Half222+20#1018#998
Half → 25K612+59#998#939
25K → 30K1234+119#939#820
30K → 20M561+55#820#765
20M → 21M480+48#765#717
21M → 35K540+54#717#663
35K → 23M630+63#663#600
23M → 24M350+35#600#565
24M → 40K440+44#565#521
40K → 25.2M110+11#521#510
25.2M → Finish421+41#510#469
TOTALS91134+877
📊

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