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BOSTON MARATHON 2025

Daniel Kulbatzki

Bib: 1396•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:40
Rank: #2635
Start → 5K
19:40 | 6:20/mi
10K· 6.21 mi
39:13
Rank: #2499 (+136)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
58:45
Rank: #2398 (+101)
10K → 15K
19:32 | 6:17/mi
20K· 12.43 mi
1:18:24
Rank: #2304 (+94)
15K → 20K
19:39 | 6:19/mi
Half· 13.11 mi
1:22:41
Rank: #2300 (+4)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:37:58
Rank: #2206 (+94)
Half → 25K
15:17 | 6:18/mi
30K· 18.64 mi
1:58:11
Rank: #2140 (+66)
25K → 30K
20:13 | 6:30/mi
20M
2:07:43
Rank: #2245 (-105)
30K → 20M
9:32 | 7:01/mi
21M
2:14:26
Rank: #2161 (+84)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:19:09
Rank: #2126 (+35)
21M → 35K
4:43 | 6:18/mi
23M
2:27:23
Rank: #2063 (+63)
35K → 23M
8:14 | 6:35/mi
24M
2:33:47
Rank: #1998 (+65)
23M → 24M
6:24 | 6:24/mi
40K· 24.85 mi
2:39:16
Rank: #1948 (+50)
24M → 40K
5:29 | 6:25/mi
25.2M
2:41:34
Rank: #1905 (+43)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
2:47:36
Rank: #1808 (+97)
25.2M → Finish
6:02 | 5:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:41
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:24:55
Pace6:29 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3419:406:2019:40
6:20
-
10K
6.21 mi10:40:0739:136:1919:33
6:18
-0:02
15K
9.32 mi10:59:3958:456:1819:32
6:17
-0:01
20K
12.43 mi11:19:181:18:246:1919:39
6:19
+0:02
Half
13.11 mi11:23:351:22:416:184:17
6:17
-0:02
25K
15.53 mi11:38:521:37:586:1815:17
6:18
+0:01
30K
18.64 mi11:59:051:58:116:2020:13
6:30
+0:12
20M
20.00 mi12:08:372:07:436:239:32
7:01
+0:31
21M
21.00 mi12:15:202:14:266:246:43
6:43
-0:18
35K
21.75 mi12:20:032:19:096:244:43
6:18
-0:25
23M
23.00 mi12:28:172:27:236:248:14
6:35
+0:17
24M
24.00 mi12:34:412:33:476:246:24
6:24
-0:11
40K
24.85 mi12:40:102:39:166:245:29
6:25
+0:01
25.2M
25.20 mi12:42:282:41:346:252:18
6:40
+0:15
Finish
26.22 mi12:48:302:47:366:246:02
5:55
-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

5:55 /mi

Average Pace

6:24 /mi

Slowest Pace

7:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:49

84% of race

Time at Steady Pace

17:15

10% of race

Time at Slower Pace

9:32

6% of race

Average Pace: 6:24 /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 mi10:20:3419:406:2019:40
6:20
#2635
10K
6.21 mi10:40:0739:136:1919:33
6:18
#2499
15K
9.32 mi10:59:3958:456:1819:32
6:17
#2398
20K
12.43 mi11:19:181:18:246:1919:39
6:19
#2304
Half
13.11 mi11:23:351:22:416:184:17
6:17
#2300
25K
15.53 mi11:38:521:37:586:1815:17
6:18
#2206
30K
18.64 mi11:59:051:58:116:2020:13
6:30
#2140
20M
20.00 mi12:08:372:07:436:239:32
7:01
#2245
21M
21.00 mi12:15:202:14:266:246:43
6:43
#2161
35K
21.75 mi12:20:032:19:096:244:43
6:18
#2126
23M
23.00 mi12:28:172:27:236:248:14
6:35
#2063
24M
24.00 mi12:34:412:33:476:246:24
6:24
#1998
40K
24.85 mi12:40:102:39:166:245:29
6:25
#1948
25.2M
25.20 mi12:42:282:41:346:252:18
6:40
#1905
Finish
26.22 mi12:48:302:47:366:246:02
5:55
#1808
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2635251025102290(Top 8%)2185(Top 14%)2185(Top 39%)
10K6.21 mi3.10 mi2499+1362381+1292381+1292384(Top 8%)2281(Top 14%)2281(Top 40%)
15K9.32 mi3.11 mi2398+1012291+902291+902290(Top 8%)2185(Top 14%)2185(Top 39%)
20K12.43 mi3.11 mi2304+942200+912200+912129(Top 7%)2030(Top 13%)2030(Top 36%)
Half13.11 mi0.68 mi2300+42195+52195+52417(Top 9%)2314(Top 14%)2314(Top 41%)
25K15.53 mi2.42 mi2206+942107+882107+881884(Top 7%)1792(Top 11%)1792(Top 32%)
30K18.64 mi3.11 mi2140+662040+672040+672018(Top 7%)1918(Top 12%)1918(Top 34%)
20M20.00 mi1.36 mi2245-1052141-1012141-1014192(Top 15%)3831(Top 24%)3831(Top 68%)
21M21.00 mi1.00 mi2161+842060+812060+811270(Top 4%)1200(Top 7%)1200(Top 21%)
35K21.75 mi0.75 mi2126+352025+352025+351655(Top 6%)1555(Top 10%)1555(Top 28%)
23M23.00 mi1.25 mi2063+631962+631962+631743(Top 6%)1631(Top 10%)1631(Top 29%)
24M24.00 mi1.00 mi1998+651897+651897+651670(Top 6%)1557(Top 10%)1557(Top 28%)
40K24.85 mi0.85 mi1948+501846+511846+511316(Top 5%)1223(Top 8%)1223(Top 22%)
25.2M25.20 mi0.35 mi1905+431804+421804+42734(Top 3%)684(Top 4%)684(Top 12%)
Finish26.22 mi1.02 mi1808+971711+931711+93752(Top 3%)708(Top 4%)708(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2290

Males

2185

M18-39

2185

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2384

Males

2281

M18-39

2281

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2290

Males

2185

M18-39

2185

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

2129

Males

2030

M18-39

2030

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2417

Males

2314

M18-39

2314

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1884

Males

1792

M18-39

1792

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2018

Males

1918

M18-39

1918

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4192

Males

3831

M18-39

3831

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1270

Males

1200

M18-39

1200

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1655

Males

1555

M18-39

1555

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1743

Males

1631

M18-39

1631

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1670

Males

1557

M18-39

1557

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1316

Males

1223

M18-39

1223

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

734

Males

684

M18-39

684

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

752

Males

708

M18-39

708

Passing Analysis

Category:
Athletes Passed
1161
Passed By
334
Net Change
+827
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2635
5K → 10K18347+136#2635#2499
10K → 15K14544+101#2499#2398
15K → 20K11824+94#2398#2304
20K → Half1410+4#2304#2300
Half → 25K10511+94#2300#2206
25K → 30K10842+66#2206#2140
30K → 20M18123-105#2140#2245
20M → 21M884+84#2245#2161
21M → 35K449+35#2161#2126
35K → 23M718+63#2126#2063
23M → 24M738+65#2063#1998
24M → 40K522+50#1998#1948
40K → 25.2M430+43#1948#1905
25.2M → Finish992+97#1905#1808
TOTALS1161334+827
📊

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