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BOSTON MARATHON 2025

Tammy Greco

Bib: 24263•F

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:47
Rank: #23447
Start → 5K
28:47 | 9:16/mi
10K· 6.21 mi
58:30
Rank: #23940 (-493)
5K → 10K
29:43 | 9:34/mi
15K· 9.32 mi
1:27:27
Rank: #23704 (+236)
10K → 15K
28:57 | 9:19/mi
20K· 12.43 mi
1:58:05
Rank: #23748 (-44)
15K → 20K
30:38 | 9:52/mi
Half· 13.11 mi
2:04:21
Rank: #23702 (+46)
20K → Half
6:16 | 9:11/mi
25K· 15.53 mi
2:29:38
Rank: #23781 (-79)
Half → 25K
25:17 | 10:26/mi
30K· 18.64 mi
3:01:09
Rank: #23458 (+323)
25K → 30K
31:31 | 10:09/mi
20M
3:15:06
Rank: #23296 (+162)
30K → 20M
13:57 | 10:16/mi
21M
3:27:07
Rank: #23316 (-20)
20M → 21M
12:01 | 12:01/mi
35K· 21.75 mi
3:34:43
Rank: #23286 (+30)
21M → 35K
7:36 | 10:10/mi
23M
3:47:50
Rank: #23218 (+68)
35K → 23M
13:07 | 10:29/mi
24M
3:57:57
Rank: #23150 (+68)
23M → 24M
10:07 | 10:07/mi
40K· 24.85 mi
4:07:51
Rank: #23179 (-29)
24M → 40K
9:54 | 11:35/mi
25.2M
4:13:16
Rank: #23317 (-138)
40K → 25.2M
5:25 | 15:42/mi
Finish· 26.22 mi
4:23:37
Rank: #23346 (-29)
25.2M → Finish
10:21 | 10:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:21
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:19:16
Pace10:37 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:1028:479:1628:47
9:16
-
10K
6.21 mi11:56:5358:309:2529:43
9:34
+0:18
15K
9.32 mi12:25:501:27:279:2328:57
9:19
-0:15
20K
12.43 mi12:56:281:58:059:3030:38
9:52
+0:33
Half
13.11 mi13:02:442:04:219:296:16
9:11
-0:41
25K
15.53 mi13:28:012:29:389:3825:17
10:26
+1:15
30K
18.64 mi13:59:323:01:099:4331:31
10:09
-0:17
20M
20.00 mi14:13:293:15:069:4513:57
10:16
+0:07
21M
21.00 mi14:25:303:27:079:5212:01
12:01
+1:45
35K
21.75 mi14:33:063:34:439:527:36
10:10
-1:51
23M
23.00 mi14:46:133:47:509:5413:07
10:29
+0:19
24M
24.00 mi14:56:203:57:579:5510:07
10:07
-0:22
40K
24.85 mi15:06:144:07:519:589:54
11:35
+1:28
25.2M
25.20 mi15:11:394:13:1610:035:25
15:42
+4:07
Finish
26.22 mi15:22:004:23:3710:0410:21
10:09
-5:33

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

9:11 /mi

Average Pace

10:04 /mi

Slowest Pace

15:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:04:00

24% of race

Time at Steady Pace

2:52:17

65% of race

Time at Slower Pace

27:20

10% of race

Average Pace: 10:03 /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 mi11:27:1028:479:1628:47
9:16
#23447
10K
6.21 mi11:56:5358:309:2529:43
9:34
#23940
15K
9.32 mi12:25:501:27:279:2328:57
9:19
#23704
20K
12.43 mi12:56:281:58:059:3030:38
9:52
#23748
Half
13.11 mi13:02:442:04:219:296:16
9:11
#23702
25K
15.53 mi13:28:012:29:389:3825:17
10:26
#23781
30K
18.64 mi13:59:323:01:099:4331:31
10:09
#23458
20M
20.00 mi14:13:293:15:069:4513:57
10:16
#23296
21M
21.00 mi14:25:303:27:079:5212:01
12:01
#23316
35K
21.75 mi14:33:063:34:439:527:36
10:10
#23286
23M
23.00 mi14:46:133:47:509:5413:07
10:29
#23218
24M
24.00 mi14:56:203:57:579:5510:07
10:07
#23150
40K
24.85 mi15:06:144:07:519:589:54
11:35
#23179
25.2M
25.20 mi15:11:394:13:1610:035:25
15:42
#23317
Finish
26.22 mi15:22:004:23:3710:0410:21
10:09
#23346
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi234479412941223276(Top 82%)9247(Top 76%)9247(Top 930%)
10K6.21 mi3.10 mi23940-4939653-2419653-24124277(Top 85%)9847(Top 81%)9847(Top 991%)
15K9.32 mi3.11 mi23704+2369522+1319522+13123276(Top 82%)9247(Top 76%)9247(Top 930%)
20K12.43 mi3.11 mi23748-449548-269548-2623909(Top 84%)9654(Top 79%)9654(Top 971%)
Half13.11 mi0.68 mi23702+469522+269522+2622581(Top 79%)8932(Top 73%)8932(Top 899%)
25K15.53 mi2.42 mi23781-799574-529574-5224234(Top 85%)9869(Top 81%)9869(Top 993%)
30K18.64 mi3.11 mi23458+3239437+1379437+13722052(Top 78%)8799(Top 72%)8799(Top 885%)
20M20.00 mi1.36 mi23296+1629359+789359+7821779(Top 77%)8783(Top 72%)8783(Top 884%)
21M21.00 mi1.00 mi23316-209399-409399-4023632(Top 83%)9831(Top 80%)9831(Top 989%)
35K21.75 mi0.75 mi23286+309398+19398+122339(Top 79%)9210(Top 75%)9210(Top 927%)
23M23.00 mi1.25 mi23218+689388+109388+1021973(Top 77%)9057(Top 74%)9057(Top 911%)
24M24.00 mi1.00 mi23150+689374+149374+1421717(Top 76%)8982(Top 73%)8982(Top 904%)
40K24.85 mi0.85 mi23179-299404-309404-3024273(Top 85%)10305(Top 84%)10305(Top 1037%)
25.2M25.20 mi0.35 mi23317-1389475-719475-7127576(Top 97%)11920(Top 97%)11920(Top 1199%)
Finish26.22 mi1.02 mi23346-299497-229497-2223420(Top 82%)9887(Top 81%)9887(Top 995%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21stories
+97ft-345ft

Overall

23276

Females

9247

F55-59

9247

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

24277

Females

9847

F55-59

9847

10K→15K

6.2 - 9.3 mi

Top 82%
×3stories
+67ft-78ft

Overall

23276

Females

9247

F55-59

9247

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23909

Females

9654

F55-59

9654

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

22581

Females

8932

F55-59

8932

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24234

Females

9869

F55-59

9869

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

22052

Females

8799

F55-59

8799

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

21779

Females

8783

F55-59

8783

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23632

Females

9831

F55-59

9831

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

22339

Females

9210

F55-59

9210

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21973

Females

9057

F55-59

9057

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

21717

Females

8982

F55-59

8982

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24273

Females

10305

F55-59

10305

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

27576

Females

11920

F55-59

11920

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

23420

Females

9887

F55-59

9887

Passing Analysis

Category:
Athletes Passed
1537
Passed By
1436
Net Change
+101
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23447
5K → 10K87580-493#23447#23940
10K → 15K28751+236#23940#23704
15K → 20K121165-44#23704#23748
20K → Half504+46#23748#23702
Half → 25K95174-79#23702#23781
25K → 30K35330+323#23781#23458
30K → 20M1719+162#23458#23296
20M → 21M5979-20#23296#23316
21M → 35K5626+30#23316#23286
35K → 23M10335+68#23286#23218
23M → 24M8416+68#23218#23150
24M → 40K3766-29#23150#23179
40K → 25.2M0138-138#23179#23317
25.2M → Finish3463-29#23317#23346
TOTALS15371436+101
📊

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