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BOSTON MARATHON 2025

Daniel Romero

Bib: 6336•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 27%
Gender (Male)
#0 / 16105
Top 40%
Masters (Masters Men)
#0 / 10463
Top 27%
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
21:17
Rank: #6706
Start → 5K
21:17 | 6:51/mi
10K· 6.21 mi
42:53
Rank: #7167 (-461)
5K → 10K
21:36 | 6:57/mi
15K· 9.32 mi
1:04:17
Rank: #7048 (+119)
10K → 15K
21:24 | 6:53/mi
20K· 12.43 mi
1:26:07
Rank: #7071 (-23)
15K → 20K
21:50 | 7:02/mi
Half· 13.11 mi
1:30:51
Rank: #7058 (+13)
20K → Half
4:44 | 6:56/mi
25K· 15.53 mi
1:48:01
Rank: #6957 (+101)
Half → 25K
17:10 | 7:05/mi
30K· 18.64 mi
2:10:42
Rank: #6743 (+214)
25K → 30K
22:41 | 7:18/mi
20M
2:20:59
Rank: #6709 (+34)
30K → 20M
10:17 | 7:34/mi
21M
2:29:12
Rank: #6727 (-18)
20M → 21M
8:13 | 8:13/mi
35K· 21.75 mi
2:34:58
Rank: #6796 (-69)
21M → 35K
5:46 | 7:42/mi
23M
2:45:25
Rank: #7055 (-259)
35K → 23M
10:27 | 8:21/mi
24M
2:53:47
Rank: #7278 (-223)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:01:02
Rank: #7454 (-176)
24M → 40K
7:15 | 8:29/mi
25.2M
3:04:16
Rank: #7560 (-106)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:12:35
Rank: #7768 (-208)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:51
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:41:44
Pace7:46 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0321:176:5121:17
6:51
-
10K
6.21 mi10:47:3942:536:5421:36
6:57
+0:06
15K
9.32 mi11:09:031:04:176:5421:24
6:53
-0:04
20K
12.43 mi11:30:531:26:076:5621:50
7:02
+0:09
Half
13.11 mi11:35:371:30:516:564:44
6:56
-0:06
25K
15.53 mi11:52:471:48:016:5717:10
7:05
+0:09
30K
18.64 mi12:15:282:10:427:0122:41
7:18
+0:13
20M
20.00 mi12:25:452:20:597:0310:17
7:34
+0:16
21M
21.00 mi12:33:582:29:127:068:13
8:13
+0:39
35K
21.75 mi12:39:442:34:587:085:46
7:42
-0:31
23M
23.00 mi12:50:112:45:257:1210:27
8:21
+0:39
24M
24.00 mi12:58:332:53:477:148:22
8:22
+0:01
40K
24.85 mi13:05:483:01:027:177:15
8:29
+0:07
25.2M
25.20 mi13:09:023:04:167:193:14
9:23
+0:54
Finish
26.22 mi13:17:213:12:357:218:19
8:10
-1:13

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

6:51 /mi

Average Pace

7:21 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:01

56% of race

Time at Steady Pace

38:44

20% of race

Time at Slower Pace

45:50

24% of race

Average Pace: 7:21 /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 mi10:26:0321:176:5121:17
6:51
#6706
10K
6.21 mi10:47:3942:536:5421:36
6:57
#7167
15K
9.32 mi11:09:031:04:176:5421:24
6:53
#7048
20K
12.43 mi11:30:531:26:076:5621:50
7:02
#7071
Half
13.11 mi11:35:371:30:516:564:44
6:56
#7058
25K
15.53 mi11:52:471:48:016:5717:10
7:05
#6957
30K
18.64 mi12:15:282:10:427:0122:41
7:18
#6743
20M
20.00 mi12:25:452:20:597:0310:17
7:34
#6709
21M
21.00 mi12:33:582:29:127:068:13
8:13
#6727
35K
21.75 mi12:39:442:34:587:085:46
7:42
#6796
23M
23.00 mi12:50:112:45:257:1210:27
8:21
#7055
24M
24.00 mi12:58:332:53:477:148:22
8:22
#7278
40K
24.85 mi13:05:483:01:027:177:15
8:29
#7454
25.2M
25.20 mi13:09:023:04:167:193:14
9:23
#7560
Finish
26.22 mi13:17:213:12:357:218:19
8:10
#7768
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6706608160816862(Top 24%)6150(Top 38%)6150(Top 274%)
10K6.21 mi3.10 mi7167-4616419-3386419-3387619(Top 27%)6726(Top 42%)6726(Top 299%)
15K9.32 mi3.11 mi7048+1196323+966323+966862(Top 24%)6150(Top 38%)6150(Top 274%)
20K12.43 mi3.11 mi7071-236327-46327-47045(Top 25%)6237(Top 39%)6237(Top 278%)
Half13.11 mi0.68 mi7058+136313+146313+147150(Top 25%)6327(Top 39%)6327(Top 282%)
25K15.53 mi2.42 mi6957+1016223+906223+906850(Top 24%)6015(Top 37%)6015(Top 268%)
30K18.64 mi3.11 mi6743+2146015+2086015+2086470(Top 23%)5634(Top 35%)5634(Top 251%)
20M20.00 mi1.36 mi6709+345968+475968+477447(Top 26%)6107(Top 38%)6107(Top 272%)
21M21.00 mi1.00 mi6727-185959+95959+98660(Top 30%)6624(Top 41%)6624(Top 295%)
35K21.75 mi0.75 mi6796-695995-365995-3610089(Top 36%)7399(Top 46%)7399(Top 329%)
23M23.00 mi1.25 mi7055-2596134-1396134-13912285(Top 43%)8355(Top 52%)8355(Top 372%)
24M24.00 mi1.00 mi7278-2236247-1136247-11313618(Top 48%)8945(Top 56%)8945(Top 398%)
40K24.85 mi0.85 mi7454-1766323-766323-7613256(Top 47%)8631(Top 54%)8631(Top 384%)
25.2M25.20 mi0.35 mi7560-1066375-526375-5213779(Top 49%)8813(Top 55%)8813(Top 392%)
Finish26.22 mi1.02 mi7768-2086486-1116486-11113967(Top 49%)8987(Top 56%)8987(Top 400%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6862

Males

6150

M40-44

6150

5K→10K

3.1 - 6.2 mi

Top 27%
×5stories
+79ft-138ft

Overall

7619

Males

6726

M40-44

6726

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6862

Males

6150

M40-44

6150

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

7045

Males

6237

M40-44

6237

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

7150

Males

6327

M40-44

6327

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6850

Males

6015

M40-44

6015

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6470

Males

5634

M40-44

5634

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7447

Males

6107

M40-44

6107

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8660

Males

6624

M40-44

6624

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

10089

Males

7399

M40-44

7399

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

12285

Males

8355

M40-44

8355

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13618

Males

8945

M40-44

8945

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

13256

Males

8631

M40-44

8631

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13779

Males

8813

M40-44

8813

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13967

Males

8987

M40-44

8987

Passing Analysis

Category:
Athletes Passed
1208
Passed By
2270
Net Change
-1062
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6706
5K → 10K71532-461#6706#7167
10K → 15K20687+119#7167#7048
15K → 20K137160-23#7048#7071
20K → Half2916+13#7071#7058
Half → 25K15756+101#7058#6957
25K → 30K28975+214#6957#6743
30K → 20M10066+34#6743#6709
20M → 21M6987-18#6709#6727
21M → 35K2695-69#6727#6796
35K → 23M46305-259#6796#7055
23M → 24M25248-223#7055#7278
24M → 40K29205-176#7278#7454
40K → 25.2M10116-106#7454#7560
25.2M → Finish14222-208#7560#7768
TOTALS12082270-1062
📊

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