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BOSTON MARATHON 2023

Tanmaya Karmarkar

Bib: 13282•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Female)
#0 / 11423
Top 25%
Masters (Masters Women)
#0 / 6539
Top 12%
Division (F45-49)
#0 / 1817
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:03
Rank: #6883
Start → 5K
22:03 | 7:06/mi
10K· 6.21 mi
45:15
Rank: #8330 (-1447)
5K → 10K
23:12 | 7:28/mi
15K· 9.32 mi
1:09:26
Rank: #9614 (-1284)
10K → 15K
24:11 | 7:47/mi
20K· 12.43 mi
1:33:43
Rank: #10208 (-594)
15K → 20K
24:17 | 7:49/mi
Half· 13.11 mi
1:38:59
Rank: #10298 (-90)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
1:58:33
Rank: #10749 (-451)
Half → 25K
19:34 | 8:04/mi
30K· 18.64 mi
2:23:56
Rank: #10936 (-187)
25K → 30K
25:23 | 8:10/mi
20M
2:35:10
Rank: #11005 (-69)
30K → 20M
11:14 | 8:16/mi
21M
2:44:12
Rank: #11157 (-152)
20M → 21M
9:02 | 9:02/mi
35K· 21.75 mi
2:50:07
Rank: #11169 (-12)
21M → 35K
5:55 | 7:55/mi
23M
3:00:41
Rank: #11260 (-91)
35K → 23M
10:34 | 8:26/mi
24M
3:08:48
Rank: #11305 (-45)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
3:16:01
Rank: #11361 (-56)
24M → 40K
7:13 | 8:26/mi
25.2M
3:19:07
Rank: #11377 (-16)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:27:34
Rank: #11477 (-100)
25.2M → Finish
8:27 | 8:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:59
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:48:35
Pace8:17 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2622:037:0622:03
7:06
-
10K
6.21 mi11:13:3845:157:1723:12
7:28
+0:22
15K
9.32 mi11:37:491:09:267:2724:11
7:47
+0:19
20K
12.43 mi12:02:061:33:437:3224:17
7:49
+0:02
Half
13.11 mi12:07:221:38:597:335:16
7:43
-0:06
25K
15.53 mi12:26:561:58:337:3819:34
8:04
+0:21
30K
18.64 mi12:52:192:23:567:4325:23
8:10
+0:06
20M
20.00 mi13:03:332:35:107:4511:14
8:16
+0:06
21M
21.00 mi13:12:352:44:127:499:02
9:02
+0:46
35K
21.75 mi13:18:302:50:077:495:55
7:55
-1:07
23M
23.00 mi13:29:043:00:417:5110:34
8:26
+0:31
24M
24.00 mi13:37:113:08:487:528:07
8:07
-0:19
40K
24.85 mi13:44:243:16:017:537:13
8:26
+0:19
25.2M
25.20 mi13:47:303:19:077:543:06
8:59
+0:33
Finish
26.22 mi13:55:573:27:347:558:27
8:18
-0:41

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

7:06 /mi

Average Pace

7:55 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:59

48% of race

Time at Steady Pace

1:18:40

38% of race

Time at Slower Pace

29:55

14% of race

Average Pace: 7:55 /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 mi10:50:2622:037:0622:03
7:06
#6883
10K
6.21 mi11:13:3845:157:1723:12
7:28
#8330
15K
9.32 mi11:37:491:09:267:2724:11
7:47
#9614
20K
12.43 mi12:02:061:33:437:3224:17
7:49
#10208
Half
13.11 mi12:07:221:38:597:335:16
7:43
#10298
25K
15.53 mi12:26:561:58:337:3819:34
8:04
#10749
30K
18.64 mi12:52:192:23:567:4325:23
8:10
#10936
20M
20.00 mi13:03:332:35:107:4511:14
8:16
#11005
21M
21.00 mi13:12:352:44:127:499:02
9:02
#11157
35K
21.75 mi13:18:302:50:077:495:55
7:55
#11169
23M
23.00 mi13:29:043:00:417:5110:34
8:26
#11260
24M
24.00 mi13:37:113:08:487:528:07
8:07
#11305
40K
24.85 mi13:44:243:16:017:537:13
8:26
#11361
25.2M
25.20 mi13:47:303:19:077:543:06
8:59
#11377
Finish
26.22 mi13:55:573:27:347:558:27
8:18
#11477
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi688369269212600(Top 47%)3235(Top 28%)3235(Top 178%)
10K6.21 mi3.10 mi8330-14471156-4641156-46410216(Top 38%)1919(Top 17%)1919(Top 106%)
15K9.32 mi3.11 mi9614-12841669-5131669-51312600(Top 47%)3235(Top 28%)3235(Top 178%)
20K12.43 mi3.11 mi10208-5941931-2621931-26211885(Top 45%)2899(Top 25%)2899(Top 160%)
Half13.11 mi0.68 mi10298-901973-421973-4212090(Top 45%)2968(Top 26%)2968(Top 163%)
25K15.53 mi2.42 mi10749-4512221-2482221-24813307(Top 50%)3805(Top 33%)3805(Top 209%)
30K18.64 mi3.11 mi10936-1872367-1462367-14612138(Top 46%)3263(Top 29%)3263(Top 180%)
20M20.00 mi1.36 mi11005-692435-682435-6812148(Top 46%)3356(Top 29%)3356(Top 185%)
21M21.00 mi1.00 mi11157-1522539-1042539-10413609(Top 51%)4265(Top 37%)4265(Top 235%)
35K21.75 mi0.75 mi11169-122557-182557-1811488(Top 43%)3128(Top 27%)3128(Top 172%)
23M23.00 mi1.25 mi11260-912636-792636-7912856(Top 48%)3980(Top 35%)3980(Top 219%)
24M24.00 mi1.00 mi11305-452682-462682-4612056(Top 45%)3613(Top 32%)3613(Top 199%)
40K24.85 mi0.85 mi11361-562739-572739-5712983(Top 49%)4187(Top 37%)4187(Top 230%)
25.2M25.20 mi0.35 mi11377-162759-202759-2012491(Top 47%)3950(Top 35%)3950(Top 217%)
Finish26.22 mi1.02 mi11477-1002839-802839-8014067(Top 53%)4771(Top 42%)4771(Top 263%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12600

Females

3235

F45-49

3235

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

10216

Females

1919

F45-49

1919

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12600

Females

3235

F45-49

3235

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11885

Females

2899

F45-49

2899

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12090

Females

2968

F45-49

2968

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13307

Females

3805

F45-49

3805

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12138

Females

3263

F45-49

3263

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12148

Females

3356

F45-49

3356

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13609

Females

4265

F45-49

4265

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11488

Females

3128

F45-49

3128

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12856

Females

3980

F45-49

3980

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12056

Females

3613

F45-49

3613

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12983

Females

4187

F45-49

4187

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12491

Females

3950

F45-49

3950

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14067

Females

4771

F45-49

4771

Passing Analysis

Category:
Athletes Passed
611*
Passed By
5204
Net Change
-4594
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6883
5K → 10K101457-1447#6883#8330
10K → 15K101294-1284#8330#9614
15K → 20K43636-594#9614#10208
20K → Half696-90#10208#10298
Half → 25K32483-451#10298#10749
25K → 30K130317-187#10749#10936
30K → 20M63*132-69#10936#11005
20M → 21M45197-152#11005#11157
21M → 35K4153-12#11157#11169
35K → 23M66157-91#11169#11260
23M → 24M4893-45#11260#11305
24M → 40K47103-56#11305#11361
40K → 25.2M2642-16#11361#11377
25.2M → Finish44144-100#11377#11477
TOTALS611*5204-4594

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

📊

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