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BOSTON MARATHON 2025

Monica Bhattacharjee

Bib: 17306•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 46%
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
23:49
Rank: #13682
Start → 5K
23:49 | 7:40/mi
10K· 6.21 mi
47:48
Rank: #13872 (-190)
5K → 10K
23:59 | 7:43/mi
15K· 9.32 mi
1:12:07
Rank: #14096 (-224)
10K → 15K
24:19 | 7:50/mi
20K· 12.43 mi
1:37:05
Rank: #14365 (-269)
15K → 20K
24:58 | 8:02/mi
Half· 13.11 mi
1:42:31
Rank: #14397 (-32)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:02:48
Rank: #14767 (-370)
Half → 25K
20:17 | 8:22/mi
30K· 18.64 mi
2:31:09
Rank: #15580 (-813)
25K → 30K
28:21 | 9:07/mi
20M
2:43:48
Rank: #15792 (-212)
30K → 20M
12:39 | 9:19/mi
21M
2:53:53
Rank: #15948 (-156)
20M → 21M
10:05 | 10:05/mi
35K· 21.75 mi
3:00:30
Rank: #15977 (-29)
21M → 35K
6:37 | 8:51/mi
23M
3:12:18
Rank: #16088 (-111)
35K → 23M
11:48 | 9:25/mi
24M
3:21:22
Rank: #16146 (-58)
23M → 24M
9:04 | 9:04/mi
40K· 24.85 mi
3:29:15
Rank: #16203 (-57)
24M → 40K
7:53 | 9:13/mi
25.2M
3:32:47
Rank: #16240 (-37)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
3:41:51
Rank: #16329 (-89)
25.2M → Finish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:31
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:59:20
Pace9:06 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2023:497:4023:49
7:40
-
10K
6.21 mi11:38:1947:487:4223:59
7:43
+0:03
15K
9.32 mi12:02:381:12:077:4424:19
7:50
+0:07
20K
12.43 mi12:27:361:37:057:4924:58
8:02
+0:12
Half
13.11 mi12:33:021:42:317:495:26
7:58
-0:04
25K
15.53 mi12:53:192:02:487:5420:17
8:22
+0:24
30K
18.64 mi13:21:402:31:098:0728:21
9:07
+0:45
20M
20.00 mi13:34:192:43:488:1112:39
9:19
+0:12
21M
21.00 mi13:44:242:53:538:1710:05
10:05
+0:46
35K
21.75 mi13:51:013:00:308:186:37
8:51
-1:14
23M
23.00 mi14:02:493:12:188:2211:48
9:25
+0:34
24M
24.00 mi14:11:533:21:228:239:04
9:04
-0:21
40K
24.85 mi14:19:463:29:158:257:53
9:13
+0:09
25.2M
25.20 mi14:23:183:32:478:273:32
10:15
+1:02
Finish
26.22 mi14:32:223:41:518:289:04
8:54
-1:21

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

7:40 /mi

Average Pace

8:28 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:48

55% of race

Time at Steady Pace

1:00:59

27% of race

Time at Slower Pace

38:04

17% of race

Average Pace: 8:28 /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 mi11:14:2023:497:4023:49
7:40
#13682
10K
6.21 mi11:38:1947:487:4223:59
7:43
#13872
15K
9.32 mi12:02:381:12:077:4424:19
7:50
#14096
20K
12.43 mi12:27:361:37:057:4924:58
8:02
#14365
Half
13.11 mi12:33:021:42:317:495:26
7:58
#14397
25K
15.53 mi12:53:192:02:487:5420:17
8:22
#14767
30K
18.64 mi13:21:402:31:098:0728:21
9:07
#15580
20M
20.00 mi13:34:192:43:488:1112:39
9:19
#15792
21M
21.00 mi13:44:242:53:538:1710:05
10:05
#15948
35K
21.75 mi13:51:013:00:308:186:37
8:51
#15977
23M
23.00 mi14:02:493:12:188:2211:48
9:25
#16088
24M
24.00 mi14:11:533:21:228:239:04
9:04
#16146
40K
24.85 mi14:19:463:29:158:257:53
9:13
#16203
25.2M
25.20 mi14:23:183:32:478:273:32
10:15
#16240
Finish
26.22 mi14:32:223:41:518:289:04
8:54
#16329
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi136823702370214623(Top 51%)4374(Top 36%)4374(Top 80%)
10K6.21 mi3.10 mi13872-1903865-1633865-16314089(Top 50%)4010(Top 33%)4010(Top 73%)
15K9.32 mi3.11 mi14096-2244029-1644029-16414623(Top 51%)4374(Top 36%)4374(Top 80%)
20K12.43 mi3.11 mi14365-2694213-1844213-18415204(Top 54%)4759(Top 39%)4759(Top 87%)
Half13.11 mi0.68 mi14397-324234-214234-2115692(Top 55%)5012(Top 41%)5012(Top 92%)
25K15.53 mi2.42 mi14767-3704484-2504484-25016340(Top 58%)5504(Top 45%)5504(Top 101%)
30K18.64 mi3.11 mi15580-8134989-5054989-50518291(Top 64%)6736(Top 55%)6736(Top 123%)
20M20.00 mi1.36 mi15792-2125148-1595148-15918332(Top 65%)6905(Top 56%)6905(Top 126%)
21M21.00 mi1.00 mi15948-1565275-1275275-12718614(Top 66%)7127(Top 58%)7127(Top 130%)
35K21.75 mi0.75 mi15977-295309-345309-3417489(Top 62%)6615(Top 54%)6615(Top 121%)
23M23.00 mi1.25 mi16088-1115407-985407-9818352(Top 65%)7159(Top 59%)7159(Top 131%)
24M24.00 mi1.00 mi16146-585463-565463-5617702(Top 62%)6868(Top 56%)6868(Top 126%)
40K24.85 mi0.85 mi16203-575517-545517-5417458(Top 61%)6834(Top 56%)6834(Top 125%)
25.2M25.20 mi0.35 mi16240-375547-305547-3018100(Top 64%)7175(Top 59%)7175(Top 131%)
Finish26.22 mi1.02 mi16329-895623-765623-7618528(Top 65%)7342(Top 60%)7342(Top 134%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

14623

Females

4374

F18-39

4374

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14089

Females

4010

F18-39

4010

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

14623

Females

4374

F18-39

4374

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15204

Females

4759

F18-39

4759

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15692

Females

5012

F18-39

5012

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

16340

Females

5504

F18-39

5504

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

18291

Females

6736

F18-39

6736

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18332

Females

6905

F18-39

6905

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18614

Females

7127

F18-39

7127

21M→35K

21.0 - 21.8 mi

Top 62%
×7stories
+17ft-86ft

Overall

17489

Females

6615

F18-39

6615

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

18352

Females

7159

F18-39

7159

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

17702

Females

6868

F18-39

6868

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17458

Females

6834

F18-39

6834

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18100

Females

7175

F18-39

7175

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18528

Females

7342

F18-39

7342

Passing Analysis

Category:
Athletes Passed
1103
Passed By
3750
Net Change
-2647
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13682
5K → 10K211401-190#13682#13872
10K → 15K124348-224#13872#14096
15K → 20K138407-269#14096#14365
20K → Half2355-32#14365#14397
Half → 25K86456-370#14397#14767
25K → 30K84897-813#14767#15580
30K → 20M66278-212#15580#15792
20M → 21M67223-156#15792#15948
21M → 35K6190-29#15948#15977
35K → 23M81192-111#15977#16088
23M → 24M52110-58#16088#16146
24M → 40K4299-57#16146#16203
40K → 25.2M2057-37#16203#16240
25.2M → Finish48137-89#16240#16329
TOTALS11033750-2647
📊

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