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BOSTON MARATHON 2025

Benjamin Rostalski

Bib: 4874•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Masters (Masters Men)
#0 / 10463
Top 19%
Division (M40-44)
#0 / 2247
Top 45%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:08
Rank: #6317
Start → 5K
21:08 | 6:48/mi
10K· 6.21 mi
42:02
Rank: #5972 (+345)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:02:46
Rank: #5568 (+404)
10K → 15K
20:44 | 6:40/mi
20K· 12.43 mi
1:23:46
Rank: #5374 (+194)
15K → 20K
21:00 | 6:46/mi
Half· 13.11 mi
1:28:23
Rank: #5398 (-24)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:44:58
Rank: #5335 (+63)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:07:49
Rank: #5648 (-313)
25K → 30K
22:51 | 7:21/mi
20M
2:18:00
Rank: #5737 (-89)
30K → 20M
10:11 | 7:30/mi
21M
2:26:15
Rank: #5836 (-99)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:31:59
Rank: #5954 (-118)
21M → 35K
5:44 | 7:40/mi
23M
2:41:39
Rank: #5973 (-19)
35K → 23M
9:40 | 7:43/mi
24M
2:49:17
Rank: #6027 (-54)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
2:55:44
Rank: #6004 (+23)
24M → 40K
6:27 | 7:33/mi
25.2M
2:58:39
Rank: #6009 (-5)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:06:02
Rank: #5990 (+19)
25.2M → Finish
7:23 | 7:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:23
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4721:086:4821:08
6:48
-
10K
6.21 mi10:45:4142:026:4620:54
6:44
-0:04
15K
9.32 mi11:06:251:02:466:4420:44
6:40
-0:04
20K
12.43 mi11:27:251:23:466:4421:00
6:46
+0:06
Half
13.11 mi11:32:021:28:236:454:37
6:46
0:00
25K
15.53 mi11:48:371:44:586:4516:35
6:50
+0:04
30K
18.64 mi12:11:282:07:496:5122:51
7:21
+0:31
20M
20.00 mi12:21:392:18:006:5410:11
7:30
+0:09
21M
21.00 mi12:29:542:26:156:588:15
8:15
+0:45
35K
21.75 mi12:35:382:31:596:595:44
7:40
-0:35
23M
23.00 mi12:45:182:41:397:029:40
7:43
+0:03
24M
24.00 mi12:52:562:49:177:037:38
7:38
-0:05
40K
24.85 mi12:59:232:55:447:046:27
7:33
-0:05
25.2M
25.20 mi13:02:182:58:397:052:55
8:27
+0:54
Finish
26.22 mi13:09:413:06:027:067:23
7:15
-1:12

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

6:40 /mi

Average Pace

7:06 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:58

56% of race

Time at Steady Pace

46:52

25% of race

Time at Slower Pace

34:12

18% of race

Average Pace: 7:06 /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 mi10:24:4721:086:4821:08
6:48
#6317
10K
6.21 mi10:45:4142:026:4620:54
6:44
#5972
15K
9.32 mi11:06:251:02:466:4420:44
6:40
#5568
20K
12.43 mi11:27:251:23:466:4421:00
6:46
#5374
Half
13.11 mi11:32:021:28:236:454:37
6:46
#5398
25K
15.53 mi11:48:371:44:586:4516:35
6:50
#5335
30K
18.64 mi12:11:282:07:496:5122:51
7:21
#5648
20M
20.00 mi12:21:392:18:006:5410:11
7:30
#5737
21M
21.00 mi12:29:542:26:156:588:15
8:15
#5836
35K
21.75 mi12:35:382:31:596:595:44
7:40
#5954
23M
23.00 mi12:45:182:41:397:029:40
7:43
#5973
24M
24.00 mi12:52:562:49:177:037:38
7:38
#6027
40K
24.85 mi12:59:232:55:447:046:27
7:33
#6004
25.2M
25.20 mi13:02:182:58:397:052:55
8:27
#6009
Finish
26.22 mi13:09:413:06:027:067:23
7:15
#5990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6317577257724839(Top 17%)4513(Top 28%)4513(Top 201%)
10K6.21 mi3.10 mi5972+3455484+2885484+2885590(Top 20%)5139(Top 32%)5139(Top 229%)
15K9.32 mi3.11 mi5568+4045137+3475137+3474839(Top 17%)4513(Top 28%)4513(Top 201%)
20K12.43 mi3.11 mi5374+1944971+1664971+1664912(Top 17%)4540(Top 28%)4540(Top 202%)
Half13.11 mi0.68 mi5398-244988-174988-175792(Top 20%)5279(Top 33%)5279(Top 235%)
25K15.53 mi2.42 mi5335+634919+694919+695186(Top 18%)4752(Top 30%)4752(Top 211%)
30K18.64 mi3.11 mi5648-3135158-2395158-2396768(Top 24%)5826(Top 36%)5826(Top 259%)
20M20.00 mi1.36 mi5737-895220-625220-626927(Top 24%)5780(Top 36%)5780(Top 257%)
21M21.00 mi1.00 mi5836-995283-635283-638837(Top 31%)6715(Top 42%)6715(Top 299%)
35K21.75 mi0.75 mi5954-1185362-795362-799727(Top 34%)7205(Top 45%)7205(Top 321%)
23M23.00 mi1.25 mi5973-195361+15361+17986(Top 28%)6142(Top 38%)6142(Top 273%)
24M24.00 mi1.00 mi6027-545388-275388-278598(Top 30%)6418(Top 40%)6418(Top 286%)
40K24.85 mi0.85 mi6004+235352+365352+367011(Top 25%)5429(Top 34%)5429(Top 242%)
25.2M25.20 mi0.35 mi6009-55345+75345+78436(Top 30%)6121(Top 38%)6121(Top 272%)
Finish26.22 mi1.02 mi5990+195310+355310+357315(Top 26%)5500(Top 34%)5500(Top 245%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4839

Males

4513

M40-44

4513

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5590

Males

5139

M40-44

5139

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4839

Males

4513

M40-44

4513

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4912

Males

4540

M40-44

4540

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5792

Males

5279

M40-44

5279

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

5186

Males

4752

M40-44

4752

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6768

Males

5826

M40-44

5826

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6927

Males

5780

M40-44

5780

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8837

Males

6715

M40-44

6715

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9727

Males

7205

M40-44

7205

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7986

Males

6142

M40-44

6142

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8598

Males

6418

M40-44

6418

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7011

Males

5429

M40-44

5429

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8436

Males

6121

M40-44

6121

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7315

Males

5500

M40-44

5500

Passing Analysis

Category:
Athletes Passed
1678
Passed By
1351
Net Change
+327
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6317
5K → 10K40156+345#6317#5972
10K → 15K41612+404#5972#5568
15K → 20K23137+194#5568#5374
20K → Half1943-24#5374#5398
Half → 25K14784+63#5398#5335
25K → 30K105418-313#5335#5648
30K → 20M37126-89#5648#5737
20M → 21M41140-99#5737#5836
21M → 35K16134-118#5836#5954
35K → 23M7493-19#5954#5973
23M → 24M3892-54#5973#6027
24M → 40K5633+23#6027#6004
40K → 25.2M2227-5#6004#6009
25.2M → Finish7556+19#6009#5990
TOTALS16781351+327
📊

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