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BOSTON MARATHON 2025

Erika Pastrana

Bib: 3446•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 16%
Gender (Female)
#0 / 12228
Top 3%
Masters (Masters Women)
#0 / 6759
Top 0.7%
Division (F45-49)
#0 / 1813
Top 0.8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:32
Rank: #2382
Start → 5K
19:32 | 6:17/mi
10K· 6.21 mi
39:30
Rank: #2779 (-397)
5K → 10K
19:58 | 6:26/mi
15K· 9.32 mi
1:00:13
Rank: #3400 (-621)
10K → 15K
20:43 | 6:40/mi
20K· 12.43 mi
1:21:38
Rank: #3935 (-535)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:26:15
Rank: #4018 (-83)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:42:58
Rank: #4212 (-194)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:05:16
Rank: #4492 (-280)
25K → 30K
22:18 | 7:11/mi
20M
2:15:17
Rank: #4639 (-147)
30K → 20M
10:01 | 7:22/mi
21M
2:23:03
Rank: #4704 (-65)
20M → 21M
7:46 | 7:46/mi
35K· 21.75 mi
2:28:04
Rank: #4628 (+76)
21M → 35K
5:01 | 6:42/mi
23M
2:36:58
Rank: #4583 (+45)
35K → 23M
8:54 | 7:06/mi
24M
2:43:52
Rank: #4534 (+49)
23M → 24M
6:54 | 6:54/mi
40K· 24.85 mi
2:49:50
Rank: #4490 (+44)
24M → 40K
5:58 | 6:59/mi
25.2M
2:52:31
Rank: #4491 (-1)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:59:24
Rank: #4491
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:15
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:33:09
Pace7:06 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4319:326:1719:32
6:17
-
10K
6.21 mi10:41:4139:306:2119:58
6:26
+0:09
15K
9.32 mi11:02:241:00:136:2820:43
6:40
+0:14
20K
12.43 mi11:23:491:21:386:3421:25
6:54
+0:14
Half
13.11 mi11:28:261:26:156:354:37
6:46
-0:08
25K
15.53 mi11:45:091:42:586:3816:43
6:54
+0:08
30K
18.64 mi12:07:272:05:166:4322:18
7:11
+0:17
20M
20.00 mi12:17:282:15:176:4610:01
7:22
+0:11
21M
21.00 mi12:25:142:23:036:497:46
7:46
+0:24
35K
21.75 mi12:30:152:28:046:485:01
6:42
-1:04
23M
23.00 mi12:39:092:36:586:498:54
7:06
+0:24
24M
24.00 mi12:46:032:43:526:506:54
6:54
-0:12
40K
24.85 mi12:52:012:49:506:505:58
6:59
+0:05
25.2M
25.20 mi12:54:422:52:316:512:41
7:47
+0:48
Finish
26.22 mi13:01:352:59:246:516:53
6:45
-1:02

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

6:17 /mi

Average Pace

6:51 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:13

34% of race

Time at Steady Pace

1:16:25

43% of race

Time at Slower Pace

42:46

24% of race

Average Pace: 6:51 /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 mi10:21:4319:326:1719:32
6:17
#2382
10K
6.21 mi10:41:4139:306:2119:58
6:26
#2779
15K
9.32 mi11:02:241:00:136:2820:43
6:40
#3400
20K
12.43 mi11:23:491:21:386:3421:25
6:54
#3935
Half
13.11 mi11:28:261:26:156:354:37
6:46
#4018
25K
15.53 mi11:45:091:42:586:3816:43
6:54
#4212
30K
18.64 mi12:07:272:05:166:4322:18
7:11
#4492
20M
20.00 mi12:17:282:15:176:4610:01
7:22
#4639
21M
21.00 mi12:25:142:23:036:497:46
7:46
#4704
35K
21.75 mi12:30:152:28:046:485:01
6:42
#4628
23M
23.00 mi12:39:092:36:586:498:54
7:06
#4583
24M
24.00 mi12:46:032:43:526:506:54
6:54
#4534
40K
24.85 mi12:52:012:49:506:505:58
6:59
#4490
25.2M
25.20 mi12:54:422:52:316:512:41
7:47
#4491
Finish
26.22 mi13:01:352:59:246:516:53
6:45
#4491
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi23821071074816(Top 17%)313(Top 3%)313(Top 17%)
10K6.21 mi3.10 mi2779-397126-19126-193235(Top 11%)155(Top 1%)155(Top 9%)
15K9.32 mi3.11 mi3400-621165-39165-394816(Top 17%)313(Top 3%)313(Top 17%)
20K12.43 mi3.11 mi3935-535222-57222-576151(Top 22%)585(Top 5%)585(Top 32%)
Half13.11 mi0.68 mi4018-83228-6228-65911(Top 21%)509(Top 4%)509(Top 28%)
25K15.53 mi2.42 mi4212-194248-20248-205651(Top 20%)513(Top 4%)513(Top 28%)
30K18.64 mi3.11 mi4492-280290-42290-425784(Top 20%)615(Top 5%)615(Top 34%)
20M20.00 mi1.36 mi4639-147327-37327-376219(Top 22%)855(Top 7%)855(Top 47%)
21M21.00 mi1.00 mi4704-65337-10337-106007(Top 21%)915(Top 7%)915(Top 50%)
35K21.75 mi0.75 mi4628+76336+1336+13609(Top 13%)333(Top 3%)333(Top 18%)
23M23.00 mi1.25 mi4583+45345-9345-94402(Top 15%)502(Top 4%)502(Top 28%)
24M24.00 mi1.00 mi4534+49343+2343+24119(Top 15%)476(Top 4%)476(Top 26%)
40K24.85 mi0.85 mi4490+44348-5348-53807(Top 13%)452(Top 4%)452(Top 25%)
25.2M25.20 mi0.35 mi4491-1355-7355-74825(Top 17%)792(Top 6%)792(Top 44%)
Finish26.22 mi1.02 mi4491359-4359-44258(Top 15%)613(Top 5%)613(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4816

Females

313

F45-49

313

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

3235

Females

155

F45-49

155

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4816

Females

313

F45-49

313

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

6151

Females

585

F45-49

585

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5911

Females

509

F45-49

509

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5651

Females

513

F45-49

513

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5784

Females

615

F45-49

615

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

6219

Females

855

F45-49

855

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

6007

Females

915

F45-49

915

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3609

Females

333

F45-49

333

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4402

Females

502

F45-49

502

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4119

Females

476

F45-49

476

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3807

Females

452

F45-49

452

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4825

Females

792

F45-49

792

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4258

Females

613

F45-49

613

Passing Analysis

Category:
Athletes Passed
670
Passed By
2779
Net Change
-2109
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2382
5K → 10K26423-397#2382#2779
10K → 15K10631-621#2779#3400
15K → 20K13548-535#3400#3935
20K → Half184-83#3935#4018
Half → 25K42236-194#4018#4212
25K → 30K69349-280#4212#4492
30K → 20M38185-147#4492#4639
20M → 21M52117-65#4639#4704
21M → 35K8610+76#4704#4628
35K → 23M9651+45#4628#4583
23M → 24M9142+49#4583#4534
24M → 40K6824+44#4534#4490
40K → 25.2M2223-1#4490#4491
25.2M → Finish56560#4491#4491
TOTALS6702779-2109
📊

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