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BOSTON MARATHON 2025

Shana Mansbach

Bib: 16071•F

DC

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:16
Rank: #9223
Start → 5K
22:16 | 7:10/mi
10K· 6.21 mi
44:47
Rank: #9521 (-298)
5K → 10K
22:31 | 7:15/mi
15K· 9.32 mi
1:09:32
Rank: #11639 (-2118)
10K → 15K
24:45 | 7:58/mi
20K· 12.43 mi
1:37:02
Rank: #14326 (-2687)
15K → 20K
27:30 | 8:51/mi
Half· 13.11 mi
1:42:37
Rank: #14461 (-135)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:05:59
Rank: #16385 (-1924)
Half → 25K
23:22 | 9:38/mi
30K· 18.64 mi
2:39:39
Rank: #18531 (-2146)
25K → 30K
33:40 | 10:50/mi
20M
2:55:18
Rank: #19375 (-844)
30K → 20M
15:39 | 11:31/mi
21M
3:07:16
Rank: #19796 (-421)
20M → 21M
11:58 | 11:58/mi
35K· 21.75 mi
3:17:34
Rank: #20521 (-725)
21M → 35K
10:18 | 13:46/mi
23M
3:29:31
Rank: #20419 (+102)
35K → 23M
11:57 | 9:33/mi
24M
3:39:47
Rank: #20543 (-124)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
3:48:40
Rank: #20627 (-84)
24M → 40K
8:53 | 10:23/mi
25.2M
3:52:20
Rank: #20613 (+14)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
4:02:00
Rank: #20636 (-23)
25.2M → Finish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:37
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time2:19:23
Pace10:38 /mi
📊Positive Split: 35.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:4522:167:1022:16
7:10
-
10K
6.21 mi11:18:1644:477:1222:31
7:15
+0:05
15K
9.32 mi11:43:011:09:327:2824:45
7:58
+0:43
20K
12.43 mi12:10:311:37:027:4827:30
8:51
+0:53
Half
13.11 mi12:16:061:42:377:505:35
8:11
-0:40
25K
15.53 mi12:39:282:05:598:0723:22
9:38
+1:27
30K
18.64 mi13:13:082:39:398:3433:40
10:50
+1:12
20M
20.00 mi13:28:472:55:188:4615:39
11:31
+0:41
21M
21.00 mi13:40:453:07:168:5511:58
11:58
+0:27
35K
21.75 mi13:51:033:17:349:0510:18
13:46
+1:48
23M
23.00 mi14:03:003:29:319:0711:57
9:33
-4:13
24M
24.00 mi14:13:163:39:479:0910:16
10:16
+0:43
40K
24.85 mi14:22:093:48:409:128:53
10:23
+0:07
25.2M
25.20 mi14:25:493:52:209:133:40
10:38
+0:15
Finish
26.22 mi14:35:294:02:009:149:40
9:29
-1:09

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

7:10 /mi

Average Pace

9:14 /mi

Slowest Pace

13:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:07

31% of race

Time at Steady Pace

1:31:38

38% of race

Time at Slower Pace

1:15:15

31% of race

Average Pace: 9:14 /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 mi10:55:4522:167:1022:16
7:10
#9223
10K
6.21 mi11:18:1644:477:1222:31
7:15
#9521
15K
9.32 mi11:43:011:09:327:2824:45
7:58
#11639
20K
12.43 mi12:10:311:37:027:4827:30
8:51
#14326
Half
13.11 mi12:16:061:42:377:505:35
8:11
#14461
25K
15.53 mi12:39:282:05:598:0723:22
9:38
#16385
30K
18.64 mi13:13:082:39:398:3433:40
10:50
#18531
20M
20.00 mi13:28:472:55:188:4615:39
11:31
#19375
21M
21.00 mi13:40:453:07:168:5511:58
11:58
#19796
35K
21.75 mi13:51:033:17:349:0510:18
13:46
#20521
23M
23.00 mi14:03:003:29:319:0711:57
9:33
#20419
24M
24.00 mi14:13:163:39:479:0910:16
10:16
#20543
40K
24.85 mi14:22:093:48:409:128:53
10:23
#20627
25.2M
25.20 mi14:25:493:52:209:133:40
10:38
#20613
Finish
26.22 mi14:35:294:02:009:149:40
9:29
#20636
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi92231473147315808(Top 56%)5045(Top 41%)5045(Top 92%)
10K6.21 mi3.10 mi9521-2981588-1151588-1159925(Top 35%)1804(Top 15%)1804(Top 33%)
15K9.32 mi3.11 mi11639-21182645-10572645-105715808(Top 56%)5045(Top 41%)5045(Top 92%)
20K12.43 mi3.11 mi14326-26874190-15454190-154520236(Top 71%)7613(Top 62%)7613(Top 139%)
Half13.11 mi0.68 mi14461-1354276-864276-8617256(Top 61%)5921(Top 48%)5921(Top 108%)
25K15.53 mi2.42 mi16385-19245396-11205396-112022312(Top 79%)8820(Top 72%)8820(Top 161%)
30K18.64 mi3.11 mi18531-21466676-12806676-128023689(Top 83%)9696(Top 79%)9696(Top 177%)
20M20.00 mi1.36 mi19375-8447194-5187194-51824557(Top 86%)10248(Top 84%)10248(Top 187%)
21M21.00 mi1.00 mi19796-4217458-2647458-26423547(Top 83%)9782(Top 80%)9782(Top 179%)
35K21.75 mi0.75 mi20521-7257877-4197877-41927555(Top 97%)11883(Top 97%)11883(Top 217%)
23M23.00 mi1.25 mi20419+1027845+327845+3218898(Top 67%)7463(Top 61%)7463(Top 136%)
24M24.00 mi1.00 mi20543-1247924-797924-7922138(Top 78%)9205(Top 75%)9205(Top 168%)
40K24.85 mi0.85 mi20627-847996-727996-7221626(Top 76%)9000(Top 74%)9000(Top 165%)
25.2M25.20 mi0.35 mi20613+147995+17995+119537(Top 69%)7924(Top 65%)7924(Top 145%)
Finish26.22 mi1.02 mi20636-238018-238018-2321137(Top 74%)8723(Top 71%)8723(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

15808

Females

5045

F18-39

5045

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9925

Females

1804

F18-39

1804

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

15808

Females

5045

F18-39

5045

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

20236

Females

7613

F18-39

7613

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17256

Females

5921

F18-39

5921

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22312

Females

8820

F18-39

8820

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23689

Females

9696

F18-39

9696

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

24557

Females

10248

F18-39

10248

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

23547

Females

9782

F18-39

9782

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

27555

Females

11883

F18-39

11883

35K→23M

21.8 - 23.0 mi

Top 67%
×5stories
+23ft-63ft

Overall

18898

Females

7463

F18-39

7463

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

22138

Females

9205

F18-39

9205

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21626

Females

9000

F18-39

9000

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19537

Females

7924

F18-39

7924

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

21137

Females

8723

F18-39

8723

Passing Analysis

Category:
Athletes Passed
482
Passed By
11892
Net Change
-11413
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9223
5K → 10K132429-298#9223#9521
10K → 15K132129-2118#9521#11639
15K → 20K122699-2687#11639#14326
20K → Half9144-135#14326#14461
Half → 25K91933-1924#14461#16385
25K → 30K142160-2146#16385#18531
30K → 20M13857-844#18531#19375
20M → 21M25446-421#19375#19796
21M → 35K6731-725#19796#20521
35K → 23M13028+102#20521#20419
23M → 24M28152-124#20419#20543
24M → 40K29113-84#20543#20627
40K → 25.2M2915+14#20627#20613
25.2M → Finish3356-23#20613#20636
TOTALS48211892-11413
📊

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