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BOSTON MARATHON 2025

Shayna Barbash

Bib: 2897•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 20%
Gender (Female)
#0 / 12228
Top 5%
Division (F18-39)
#0 / 5469
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:04
Rank: #3543
Start → 5K
20:04 | 6:28/mi
10K· 6.21 mi
40:07
Rank: #3457 (+86)
5K → 10K
20:03 | 6:27/mi
15K· 9.32 mi
1:00:27
Rank: #3598 (-141)
10K → 15K
20:20 | 6:33/mi
20K· 12.43 mi
1:21:22
Rank: #3814 (-216)
15K → 20K
20:55 | 6:44/mi
Half· 13.11 mi
1:25:52
Rank: #3831 (-17)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:42:28
Rank: #3971 (-140)
Half → 25K
16:36 | 6:51/mi
30K· 18.64 mi
2:05:40
Rank: #4671 (-700)
25K → 30K
23:12 | 7:28/mi
20M
2:15:39
Rank: #4800 (-129)
30K → 20M
9:59 | 7:21/mi
21M
2:24:09
Rank: #5135 (-335)
20M → 21M
8:30 | 8:30/mi
35K· 21.75 mi
2:29:33
Rank: #5204 (-69)
21M → 35K
5:24 | 7:13/mi
23M
2:39:14
Rank: #5346 (-142)
35K → 23M
9:41 | 7:44/mi
24M
2:46:44
Rank: #5389 (-43)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
2:53:18
Rank: #5418 (-29)
24M → 40K
6:34 | 7:41/mi
25.2M
2:56:27
Rank: #5473 (-55)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:04:21
Rank: #5602 (-129)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:38:29
Pace7:31 /mi
📊Positive Split: 14.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5620:046:2820:04
6:28
-
10K
6.21 mi10:40:5940:076:2720:03
6:27
-0:01
15K
9.32 mi11:01:191:00:276:2920:20
6:33
+0:06
20K
12.43 mi11:22:141:21:226:3320:55
6:44
+0:11
Half
13.11 mi11:26:441:25:526:334:30
6:36
-0:08
25K
15.53 mi11:43:201:42:286:3616:36
6:51
+0:15
30K
18.64 mi12:06:322:05:406:4423:12
7:28
+0:37
20M
20.00 mi12:16:312:15:396:479:59
7:21
-0:07
21M
21.00 mi12:25:012:24:096:528:30
8:30
+1:09
35K
21.75 mi12:30:252:29:336:535:24
7:13
-1:17
23M
23.00 mi12:40:062:39:146:559:41
7:44
+0:31
24M
24.00 mi12:47:362:46:446:577:30
7:30
-0:14
40K
24.85 mi12:54:102:53:186:586:34
7:41
+0:11
25.2M
25.20 mi12:57:192:56:277:003:09
9:08
+1:27
Finish
26.22 mi13:05:133:04:217:027:54
7:45
-1:23

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

6:27 /mi

Average Pace

7:02 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:28

56% of race

Time at Steady Pace

52:39

29% of race

Time at Slower Pace

29:14

16% of race

Average Pace: 7:02 /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 mi10:20:5620:046:2820:04
6:28
#3543
10K
6.21 mi10:40:5940:076:2720:03
6:27
#3457
15K
9.32 mi11:01:191:00:276:2920:20
6:33
#3598
20K
12.43 mi11:22:141:21:226:3320:55
6:44
#3814
Half
13.11 mi11:26:441:25:526:334:30
6:36
#3831
25K
15.53 mi11:43:201:42:286:3616:36
6:51
#3971
30K
18.64 mi12:06:322:05:406:4423:12
7:28
#4671
20M
20.00 mi12:16:312:15:396:479:59
7:21
#4800
21M
21.00 mi12:25:012:24:096:528:30
8:30
#5135
35K
21.75 mi12:30:252:29:336:535:24
7:13
#5204
23M
23.00 mi12:40:062:39:146:559:41
7:44
#5346
24M
24.00 mi12:47:362:46:446:577:30
7:30
#5389
40K
24.85 mi12:54:102:53:186:586:34
7:41
#5418
25.2M
25.20 mi12:57:192:56:277:003:09
9:08
#5473
Finish
26.22 mi13:05:133:04:217:027:54
7:45
#5602
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi35431721723856(Top 14%)212(Top 2%)212(Top 4%)
10K6.21 mi3.10 mi3457+86169+3169+33408(Top 12%)169(Top 1%)169(Top 3%)
15K9.32 mi3.11 mi3598-141182-13182-133856(Top 14%)212(Top 2%)212(Top 4%)
20K12.43 mi3.11 mi3814-216209-27209-274741(Top 17%)343(Top 3%)343(Top 6%)
Half13.11 mi0.68 mi3831-17213-4213-44472(Top 16%)291(Top 2%)291(Top 5%)
25K15.53 mi2.42 mi3971-140226-13226-135269(Top 19%)436(Top 4%)436(Top 8%)
30K18.64 mi3.11 mi4671-700321-95321-957525(Top 26%)1208(Top 10%)1208(Top 22%)
20M20.00 mi1.36 mi4800-129345-24345-246076(Top 21%)809(Top 7%)809(Top 15%)
21M21.00 mi1.00 mi5135-335411-66411-6610475(Top 37%)2834(Top 23%)2834(Top 52%)
35K21.75 mi0.75 mi5204-69424-13424-136747(Top 24%)1168(Top 10%)1168(Top 21%)
23M23.00 mi1.25 mi5346-142461-37461-378111(Top 29%)1857(Top 15%)1857(Top 34%)
24M24.00 mi1.00 mi5389-43480-19480-197699(Top 27%)1732(Top 14%)1732(Top 32%)
40K24.85 mi0.85 mi5418-29501-21501-217966(Top 28%)1958(Top 16%)1958(Top 36%)
25.2M25.20 mi0.35 mi5473-55521-20521-2012559(Top 44%)4238(Top 35%)4238(Top 77%)
Finish26.22 mi1.02 mi5602-129570-49570-4911095(Top 39%)3493(Top 29%)3493(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3856

Females

212

F18-39

212

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3408

Females

169

F18-39

169

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3856

Females

212

F18-39

212

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4741

Females

343

F18-39

343

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4472

Females

291

F18-39

291

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5269

Females

436

F18-39

436

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7525

Females

1208

F18-39

1208

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

6076

Females

809

F18-39

809

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10475

Females

2834

F18-39

2834

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6747

Females

1168

F18-39

1168

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8111

Females

1857

F18-39

1857

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7699

Females

1732

F18-39

1732

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7966

Females

1958

F18-39

1958

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

12559

Females

4238

F18-39

4238

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

11095

Females

3493

F18-39

3493

Passing Analysis

Category:
Athletes Passed
601
Passed By
2660
Net Change
-2059
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3543
5K → 10K18599+86#3543#3457
10K → 15K54195-141#3457#3598
15K → 20K41257-216#3598#3814
20K → Half1027-17#3814#3831
Half → 25K38178-140#3831#3971
25K → 30K32732-700#3971#4671
30K → 20M37166-129#4671#4800
20M → 21M18353-335#4800#5135
21M → 35K2796-69#5135#5204
35K → 23M52194-142#5204#5346
23M → 24M3578-43#5346#5389
24M → 40K4271-29#5389#5418
40K → 25.2M1368-55#5418#5473
25.2M → Finish17146-129#5473#5602
TOTALS6012660-2059
📊

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