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BOSTON MARATHON 2023

Stephanie Tiwari

Bib: 11671•F

SC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 31%
Masters (Masters Women)
#0 / 6539
Top 18%
Division (F40-44)
#0 / 1878
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:07
Rank: #9169
Start → 5K
23:07 | 7:26/mi
10K· 6.21 mi
45:37
Rank: #8739 (+430)
5K → 10K
22:30 | 7:15/mi
15K· 9.32 mi
1:07:56
Rank: #8379 (+360)
10K → 15K
22:19 | 7:11/mi
20K· 12.43 mi
1:30:28
Rank: #8114 (+265)
15K → 20K
22:32 | 7:15/mi
Half· 13.11 mi
1:35:25
Rank: #8110 (+4)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:53:14
Rank: #7993 (+117)
Half → 25K
17:49 | 7:21/mi
30K· 18.64 mi
2:18:24
Rank: #8563 (-570)
25K → 30K
25:10 | 8:06/mi
20M
2:31:22
Rank: #9517 (-954)
30K → 20M
12:58 | 9:33/mi
21M
2:41:34
Rank: #10165 (-648)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
2:49:10
Rank: #10804 (-639)
21M → 35K
7:36 | 10:10/mi
23M
3:01:13
Rank: #11470 (-666)
35K → 23M
12:03 | 9:37/mi
24M
3:10:30
Rank: #11897 (-427)
23M → 24M
9:17 | 9:17/mi
40K· 24.85 mi
3:19:07
Rank: #12372 (-475)
24M → 40K
8:37 | 10:05/mi
25.2M
3:23:08
Rank: #12655 (-283)
40K → 25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
3:31:41
Rank: #12736 (-81)
25.2M → Finish
8:33 | 8:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:25
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:56:16
Pace8:52 /mi
📊Positive Split: 21.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1423:077:2623:07
7:26
-
10K
6.21 mi11:12:4445:377:2022:30
7:15
-0:11
15K
9.32 mi11:35:031:07:567:1722:19
7:11
-0:04
20K
12.43 mi11:57:351:30:287:1722:32
7:15
+0:04
Half
13.11 mi12:02:321:35:257:174:57
7:15
0:00
25K
15.53 mi12:20:211:53:147:1717:49
7:21
+0:06
30K
18.64 mi12:45:312:18:247:2525:10
8:06
+0:45
20M
20.00 mi12:58:292:31:227:3412:58
9:33
+1:27
21M
21.00 mi13:08:412:41:347:4210:12
10:12
+0:39
35K
21.75 mi13:16:172:49:107:477:36
10:10
-0:02
23M
23.00 mi13:28:203:01:137:5312:03
9:37
-0:33
24M
24.00 mi13:37:373:10:307:569:17
9:17
-0:20
40K
24.85 mi13:46:143:19:078:018:37
10:05
+0:48
25.2M
25.20 mi13:50:153:23:088:044:01
11:39
+1:34
Finish
26.22 mi13:58:483:31:418:058:33
8:23
-3:16

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

7:11 /mi

Average Pace

8:05 /mi

Slowest Pace

11:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:14

53% of race

Time at Steady Pace

33:43

16% of race

Time at Slower Pace

1:04:44

31% of race

Average Pace: 8:04 /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 mi10:50:1423:077:2623:07
7:26
#9169
10K
6.21 mi11:12:4445:377:2022:30
7:15
#8739
15K
9.32 mi11:35:031:07:567:1722:19
7:11
#8379
20K
12.43 mi11:57:351:30:287:1722:32
7:15
#8114
Half
13.11 mi12:02:321:35:257:174:57
7:15
#8110
25K
15.53 mi12:20:211:53:147:1717:49
7:21
#7993
30K
18.64 mi12:45:312:18:247:2525:10
8:06
#8563
20M
20.00 mi12:58:292:31:227:3412:58
9:33
#9517
21M
21.00 mi13:08:412:41:347:4210:12
10:12
#10165
35K
21.75 mi13:16:172:49:107:477:36
10:10
#10804
23M
23.00 mi13:28:203:01:137:5312:03
9:37
#11470
24M
24.00 mi13:37:373:10:307:569:17
9:17
#11897
40K
24.85 mi13:46:143:19:078:018:37
10:05
#12372
25.2M
25.20 mi13:50:153:23:088:044:01
11:39
#12655
Finish
26.22 mi13:58:483:31:418:058:33
8:23
#12736
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi9169146314637707(Top 29%)976(Top 9%)976(Top 52%)
10K6.21 mi3.10 mi8739+4301304+1591304+1598438(Top 32%)1211(Top 11%)1211(Top 64%)
15K9.32 mi3.11 mi8379+3601173+1311173+1317707(Top 29%)976(Top 9%)976(Top 52%)
20K12.43 mi3.11 mi8114+2651090+831090+837468(Top 28%)926(Top 8%)926(Top 49%)
Half13.11 mi0.68 mi8110+41091-11091-18342(Top 31%)1247(Top 11%)1247(Top 66%)
25K15.53 mi2.42 mi7993+1171073+181073+187631(Top 29%)1068(Top 9%)1068(Top 57%)
30K18.64 mi3.11 mi8563-5701319-2461319-24611659(Top 44%)3002(Top 26%)3002(Top 160%)
20M20.00 mi1.36 mi9517-9541713-3941713-39419023(Top 71%)7306(Top 64%)7306(Top 389%)
21M21.00 mi1.00 mi10165-6482025-3122025-31218708(Top 70%)7163(Top 63%)7163(Top 381%)
35K21.75 mi0.75 mi10804-6392376-3512376-35121680(Top 81%)8866(Top 78%)8866(Top 472%)
23M23.00 mi1.25 mi11470-6662753-3772753-37718827(Top 71%)7301(Top 64%)7301(Top 389%)
24M24.00 mi1.00 mi11897-4273014-2613014-26118396(Top 69%)7103(Top 62%)7103(Top 378%)
40K24.85 mi0.85 mi12372-4753300-2863300-28620181(Top 76%)8150(Top 71%)8150(Top 434%)
25.2M25.20 mi0.35 mi12655-2833475-1753475-17521852(Top 82%)9036(Top 79%)9036(Top 481%)
Finish26.22 mi1.02 mi12736-813543-683543-6814683(Top 55%)5080(Top 44%)5080(Top 271%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7707

Females

976

F40-44

976

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8438

Females

1211

F40-44

1211

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7707

Females

976

F40-44

976

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7468

Females

926

F40-44

926

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8342

Females

1247

F40-44

1247

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7631

Females

1068

F40-44

1068

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11659

Females

3002

F40-44

3002

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

19023

Females

7306

F40-44

7306

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18708

Females

7163

F40-44

7163

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

21680

Females

8866

F40-44

8866

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18827

Females

7301

F40-44

7301

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18396

Females

7103

F40-44

7103

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20181

Females

8150

F40-44

8150

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21852

Females

9036

F40-44

9036

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14683

Females

5080

F40-44

5080

Passing Analysis

Category:
Athletes Passed
1505
Passed By
5070
Net Change
-3567
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9169
5K → 10K531101+430#9169#8739
10K → 15K37717+360#8739#8379
15K → 20K29126+265#8379#8114
20K → Half2521+4#8114#8110
Half → 25K15437+117#8110#7993
25K → 30K41611-570#7993#8563
30K → 20M6960-954#8563#9517
20M → 21M9655-648#9517#10165
21M → 35K5644-639#10165#10804
35K → 23M9675-666#10804#11470
23M → 24M8435-427#11470#11897
24M → 40K7482-475#11897#12372
40K → 25.2M4287-283#12372#12655
25.2M → Finish38119-81#12655#12736
TOTALS15055070-3567
📊

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