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BOSTON MARATHON 2025

Daniel Forrister

Bib: 8969•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 28%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:02
Rank: #6093
Start → 5K
21:02 | 6:46/mi
10K· 6.21 mi
42:09
Rank: #6140 (-47)
5K → 10K
21:07 | 6:48/mi
15K· 9.32 mi
1:03:13
Rank: #6027 (+113)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:30
Rank: #5942 (+85)
15K → 20K
21:17 | 6:51/mi
Half· 13.11 mi
1:29:11
Rank: #5977 (-35)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:46:54
Rank: #6433 (-456)
Half → 25K
17:43 | 7:18/mi
30K· 18.64 mi
2:10:09
Rank: #6549 (-116)
25K → 30K
23:15 | 7:29/mi
20M
2:20:41
Rank: #6599 (-50)
30K → 20M
10:32 | 7:45/mi
21M
2:28:55
Rank: #6644 (-45)
20M → 21M
8:14 | 8:14/mi
35K· 21.75 mi
2:34:46
Rank: #6732 (-88)
21M → 35K
5:51 | 7:49/mi
23M
2:45:12
Rank: #6997 (-265)
35K → 23M
10:26 | 8:20/mi
24M
2:53:31
Rank: #7201 (-204)
23M → 24M
8:19 | 8:19/mi
40K· 24.85 mi
3:01:00
Rank: #7448 (-247)
24M → 40K
7:29 | 8:45/mi
25.2M
3:04:27
Rank: #7614 (-166)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:13:06
Rank: #7940 (-326)
25.2M → Finish
8:39 | 8:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:11
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:43:55
Pace7:56 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1621:026:4621:02
6:46
-
10K
6.21 mi11:07:2342:096:4721:07
6:48
+0:02
15K
9.32 mi11:28:271:03:136:4721:04
6:47
-0:01
20K
12.43 mi11:49:441:24:306:4821:17
6:51
+0:04
Half
13.11 mi11:54:251:29:116:484:41
6:52
+0:01
25K
15.53 mi12:12:081:46:546:5317:43
7:18
+0:26
30K
18.64 mi12:35:232:10:096:5923:15
7:29
+0:11
20M
20.00 mi12:45:552:20:417:0210:32
7:45
+0:16
21M
21.00 mi12:54:092:28:557:058:14
8:14
+0:29
35K
21.75 mi13:00:002:34:467:075:51
7:49
-0:25
23M
23.00 mi13:10:262:45:127:1110:26
8:20
+0:31
24M
24.00 mi13:18:452:53:317:148:19
8:19
-0:01
40K
24.85 mi13:26:143:01:007:177:29
8:45
+0:26
25.2M
25.20 mi13:29:413:04:277:193:27
10:00
+1:15
Finish
26.22 mi13:38:203:13:067:228:39
8:29
-1:31

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

6:46 /mi

Average Pace

7:22 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:11

46% of race

Time at Steady Pace

57:21

30% of race

Time at Slower Pace

46:34

24% of race

Average Pace: 7:22 /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 mi10:46:1621:026:4621:02
6:46
#6093
10K
6.21 mi11:07:2342:096:4721:07
6:48
#6140
15K
9.32 mi11:28:271:03:136:4721:04
6:47
#6027
20K
12.43 mi11:49:441:24:306:4821:17
6:51
#5942
Half
13.11 mi11:54:251:29:116:484:41
6:52
#5977
25K
15.53 mi12:12:081:46:546:5317:43
7:18
#6433
30K
18.64 mi12:35:232:10:096:5923:15
7:29
#6549
20M
20.00 mi12:45:552:20:417:0210:32
7:45
#6599
21M
21.00 mi12:54:092:28:557:058:14
8:14
#6644
35K
21.75 mi13:00:002:34:467:075:51
7:49
#6732
23M
23.00 mi13:10:262:45:127:1110:26
8:20
#6997
24M
24.00 mi13:18:452:53:317:148:19
8:19
#7201
40K
24.85 mi13:26:143:01:007:177:29
8:45
#7448
25.2M
25.20 mi13:29:413:04:277:193:27
10:00
#7614
Finish
26.22 mi13:38:203:13:067:228:39
8:29
#7940
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6093559255925911(Top 21%)5385(Top 33%)5385(Top 240%)
10K6.21 mi3.10 mi6140-475628-365628-366361(Top 22%)5770(Top 36%)5770(Top 257%)
15K9.32 mi3.11 mi6027+1135519+1095519+1095911(Top 21%)5385(Top 33%)5385(Top 240%)
20K12.43 mi3.11 mi5942+855437+825437+825789(Top 20%)5271(Top 33%)5271(Top 235%)
Half13.11 mi0.68 mi5977-355463-265463-266680(Top 24%)5976(Top 37%)5976(Top 266%)
25K15.53 mi2.42 mi6433-4565814-3515814-3518400(Top 30%)6994(Top 43%)6994(Top 311%)
30K18.64 mi3.11 mi6549-1165875-615875-617628(Top 27%)6364(Top 40%)6364(Top 283%)
20M20.00 mi1.36 mi6599-505883-85883-88693(Top 31%)6834(Top 42%)6834(Top 304%)
21M21.00 mi1.00 mi6644-455896-135896-138760(Top 31%)6679(Top 41%)6679(Top 297%)
35K21.75 mi0.75 mi6732-885944-485944-4810920(Top 38%)7803(Top 48%)7803(Top 347%)
23M23.00 mi1.25 mi6997-2656097-1536097-15312212(Top 43%)8320(Top 52%)8320(Top 370%)
24M24.00 mi1.00 mi7201-2046194-976194-9713323(Top 47%)8800(Top 55%)8800(Top 392%)
40K24.85 mi0.85 mi7448-2476318-1246318-12414875(Top 52%)9372(Top 58%)9372(Top 417%)
25.2M25.20 mi0.35 mi7614-1666412-946412-9416946(Top 60%)10311(Top 64%)10311(Top 459%)
Finish26.22 mi1.02 mi7940-3266591-1796591-17916102(Top 57%)9968(Top 62%)9968(Top 444%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5911

Males

5385

M40-44

5385

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

6361

Males

5770

M40-44

5770

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5911

Males

5385

M40-44

5385

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5789

Males

5271

M40-44

5271

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6680

Males

5976

M40-44

5976

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8400

Males

6994

M40-44

6994

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7628

Males

6364

M40-44

6364

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8693

Males

6834

M40-44

6834

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8760

Males

6679

M40-44

6679

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10920

Males

7803

M40-44

7803

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12212

Males

8320

M40-44

8320

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13323

Males

8800

M40-44

8800

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14875

Males

9372

M40-44

9372

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16946

Males

10311

M40-44

10311

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16102

Males

9968

M40-44

9968

Passing Analysis

Category:
Athletes Passed
979
Passed By
2826
Net Change
-1847
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6093
5K → 10K167214-47#6093#6140
10K → 15K18976+113#6140#6027
15K → 20K17590+85#6027#5942
20K → Half944-35#5942#5977
Half → 25K38494-456#5977#6433
25K → 30K147263-116#6433#6549
30K → 20M71121-50#6549#6599
20M → 21M5499-45#6599#6644
21M → 35K23111-88#6644#6732
35K → 23M46311-265#6732#6997
23M → 24M28232-204#6997#7201
24M → 40K19266-247#7201#7448
40K → 25.2M5171-166#7448#7614
25.2M → Finish8334-326#7614#7940
TOTALS9792826-1847
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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