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BOSTON MARATHON 2025

Gretchen Barbera

Bib: 14361•F

ME

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 27%
Gender (Female)
#0 / 12228
Top 10%
Division (F18-39)
#0 / 5469
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:41/mi
23:52
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
47:08
↑ 79↓ 1380.4%
15K· 9.32 mi
7:22/mi
1:10:02
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:32:56
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:37:52
↑ 19↓ 370.5%
25K· 15.53 mi
7:15/mi
1:55:27
↑ 66↓ 880.2%
30K· 18.64 mi
7:21/mi
2:18:17
↑ 181↓ 1480.2%
20M
7:21/mi
2:28:16
↑ 64↓ 500.2%
21M
7:28/mi
2:35:44
↑ 106↓ 241.6%
35K· 21.75 mi
6:53/mi
2:40:53
↑ 17↓ 861.7%
23M
7:09/mi
2:49:50
↑ 23↓ 630.6%
24M
6:54/mi
2:56:44
↓ 821.3%
40K· 24.85 mi
7:05/mi
3:02:47
↓ 200.3%
25.2M
7:29/mi
3:05:22
↑ 13↓ 160.2%
Finish· 26.22 mi
6:47/mi
3:12:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:37:52
Pace7:28 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:25
Pace7:12 /mi
📊Negative Split: 3.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0323:527:4123:52
7:41
-
10K
6.21 mi11:40:1947:087:3523:16
7:29
-0:12
15K
9.32 mi12:03:131:10:027:3122:54
7:22
-0:07
20K
12.43 mi12:26:071:32:567:2922:54
7:22
0:00
Half
13.11 mi12:31:031:37:527:284:56
7:14
-0:08
25K
15.53 mi12:48:381:55:277:2617:35
7:15
+0:01
30K
18.64 mi13:11:282:18:177:2522:50
7:21
+0:06
20M
20.00 mi13:21:272:28:167:259:59
7:21
0:00
21M
21.00 mi13:28:552:35:447:257:28
7:28
+0:07
35K
21.75 mi13:34:042:40:537:245:09
6:53
-0:35
23M
23.00 mi13:43:012:49:507:238:57
7:09
+0:16
24M
24.00 mi13:49:552:56:447:226:54
6:54
-0:15
40K
24.85 mi13:55:583:02:477:216:03
7:05
+0:11
25.2M
25.20 mi13:58:333:05:227:212:35
7:29
+0:24
Finish
26.22 mi14:05:283:12:177:206:55
6:47
-0:42

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

6:47 /mi

Average Pace

7:20 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:06

70% of race

Time at Steady Pace

57:11

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi11:17:0323:527:4123:52
7:41
#13807
10K
6.21 mi11:40:1947:087:3523:16
7:29
#12891
15K
9.32 mi12:03:131:10:027:3122:54
7:22
#12111
20K
12.43 mi12:26:071:32:567:2922:54
7:22
#11442
Half
13.11 mi12:31:031:37:527:284:56
7:14
#11359
25K
15.53 mi12:48:381:55:277:2617:35
7:15
#10706
30K
18.64 mi13:11:282:18:177:2522:50
7:21
#9857
20M
20.00 mi13:21:272:28:167:259:59
7:21
#9501
21M
21.00 mi13:28:552:35:447:257:28
7:28
#9129
35K
21.75 mi13:34:042:40:537:245:09
6:53
#8888
23M
23.00 mi13:43:012:49:507:238:57
7:09
#8482
24M
24.00 mi13:49:552:56:447:226:54
6:54
#8212
40K
24.85 mi13:55:583:02:477:216:03
7:05
#8012
25.2M
25.20 mi13:58:333:05:227:212:35
7:29
#7885
Finish
26.22 mi14:05:283:12:177:206:55
6:47
#7681
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138073774377410602(Top 37%)2167(Top 18%)2167(Top 40%)
10K6.21 mi3.10 mi12891+9163280+4943280+49412005(Top 42%)2816(Top 23%)2816(Top 51%)
15K9.32 mi3.11 mi12111+7802897+3832897+38310602(Top 37%)2167(Top 18%)2167(Top 40%)
20K12.43 mi3.11 mi11442+6692574+3232574+3239651(Top 34%)1803(Top 15%)1803(Top 33%)
Half13.11 mi0.68 mi11359+832531+432531+439410(Top 33%)1653(Top 14%)1653(Top 30%)
25K15.53 mi2.42 mi10706+6532234+2972234+2978020(Top 28%)1224(Top 10%)1224(Top 22%)
30K18.64 mi3.11 mi9857+8491895+3391895+3396763(Top 24%)921(Top 8%)921(Top 17%)
20M20.00 mi1.36 mi9501+3561771+1241771+1246093(Top 21%)826(Top 7%)826(Top 15%)
21M21.00 mi1.00 mi9129+3721627+1441627+1444490(Top 16%)490(Top 4%)490(Top 9%)
35K21.75 mi0.75 mi8888+2411547+801547+804699(Top 17%)542(Top 4%)542(Top 10%)
23M23.00 mi1.25 mi8482+4061428+1191428+1194624(Top 16%)569(Top 5%)569(Top 10%)
24M24.00 mi1.00 mi8212+2701356+721356+724129(Top 15%)486(Top 4%)486(Top 9%)
40K24.85 mi0.85 mi8012+2001314+421314+424387(Top 15%)613(Top 5%)613(Top 11%)
25.2M25.20 mi0.35 mi7885+1271277+371277+373466(Top 12%)433(Top 4%)433(Top 8%)
Finish26.22 mi1.02 mi7681+2041234+431234+434465(Top 16%)681(Top 6%)681(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

10602

Females

2167

F18-39

2167

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12005

Females

2816

F18-39

2816

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

10602

Females

2167

F18-39

2167

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9651

Females

1803

F18-39

1803

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9410

Females

1653

F18-39

1653

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

8020

Females

1224

F18-39

1224

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6763

Females

921

F18-39

921

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

6093

Females

826

F18-39

826

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4490

Females

490

F18-39

490

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4699

Females

542

F18-39

542

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4624

Females

569

F18-39

569

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

4129

Females

486

F18-39

486

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4387

Females

613

F18-39

613

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3466

Females

433

F18-39

433

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4465

Females

681

F18-39

681

Passing Analysis

Category:
Athletes Passed
6194*
Passed By
68
Net Change
+6126
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13807
5K → 10K94832+916#13807#12891
10K → 15K79616+780#12891#12111
15K → 20K6778+669#12111#11442
20K → Half885+83#11442#11359
Half → 25K6541+653#11359#10706
25K → 30K849*0+849#10706#9857
30K → 20M3571+356#9857#9501
20M → 21M3731+372#9501#9129
21M → 35K2410+241#9129#8888
35K → 23M4060+406#8888#8482
23M → 24M2711+270#8482#8212
24M → 40K2022+200#8212#8012
40K → 25.2M1270+127#8012#7885
25.2M → Finish2051+204#7885#7681
TOTALS6194*68+6126

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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