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BOSTON MARATHON 2023

Mary Gupta

Bib: 18927•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:41/mi
27:00
↑ 97↓ 3451.5%
10K· 6.21 mi
8:36/mi
53:43
↑ 79↓ 1380.4%
15K· 9.32 mi
8:37/mi
1:20:29
↑ 67↓ 78
20K· 12.43 mi
8:42/mi
1:47:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:53:20
↑ 19↓ 370.5%
25K· 15.53 mi
8:44/mi
2:14:30
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:42:48
↑ 181↓ 1480.2%
20M
9:14/mi
2:55:21
↑ 64↓ 500.2%
21M
9:49/mi
3:05:10
↑ 106↓ 241.6%
35K· 21.75 mi
9:03/mi
3:11:56
↑ 17↓ 861.7%
23M
9:20/mi
3:23:37
↑ 23↓ 630.6%
24M
9:02/mi
3:32:39
↓ 821.3%
40K· 24.85 mi
9:06/mi
3:40:26
↓ 200.3%
25.2M
9:40/mi
3:43:46
↑ 13↓ 160.2%
Finish· 26.22 mi
8:57/mi
3:52:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:20
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time1:59:33
Pace9:07 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1827:008:4127:00
8:41
-
10K
6.21 mi11:45:0153:438:3926:43
8:36
-0:05
15K
9.32 mi12:11:471:20:298:3826:46
8:37
+0:01
20K
12.43 mi12:38:481:47:308:3927:01
8:42
+0:05
Half
13.11 mi12:44:381:53:208:395:50
8:33
-0:09
25K
15.53 mi13:05:482:14:308:3921:10
8:44
+0:11
30K
18.64 mi13:34:062:42:488:4428:18
9:07
+0:23
20M
20.00 mi13:46:392:55:218:4612:33
9:14
+0:07
21M
21.00 mi13:56:283:05:108:499:49
9:49
+0:35
35K
21.75 mi14:03:143:11:568:506:46
9:03
-0:46
23M
23.00 mi14:14:553:23:378:5111:41
9:20
+0:17
24M
24.00 mi14:23:573:32:398:529:02
9:02
-0:18
40K
24.85 mi14:31:443:40:268:527:47
9:06
+0:04
25.2M
25.20 mi14:35:043:43:468:533:20
9:40
+0:34
Finish
26.22 mi14:44:113:52:538:539:07
8:57
-0:43

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

8:33 /mi

Average Pace

8:53 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:39:44

94% of race

Time at Steady Pace

13:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:53 /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 mi11:18:1827:008:4127:00
8:41
#18815
10K
6.21 mi11:45:0153:438:3926:43
8:36
#18774
15K
9.32 mi12:11:471:20:298:3826:46
8:37
#18674
20K
12.43 mi12:38:481:47:308:3927:01
8:42
#18512
Half
13.11 mi12:44:381:53:208:395:50
8:33
#18484
25K
15.53 mi13:05:482:14:308:3921:10
8:44
#18326
30K
18.64 mi13:34:062:42:488:4428:18
9:07
#18181
20M
20.00 mi13:46:392:55:218:4612:33
9:14
#18144
21M
21.00 mi13:56:283:05:108:499:49
9:49
#18069
35K
21.75 mi14:03:143:11:568:506:46
9:03
#18084
23M
23.00 mi14:14:553:23:378:5111:41
9:20
#18068
24M
24.00 mi14:23:573:32:398:529:02
9:02
#18035
40K
24.85 mi14:31:443:40:268:527:47
9:06
#18000
25.2M
25.20 mi14:35:043:43:468:533:20
9:40
#17965
Finish
26.22 mi14:44:113:52:538:539:07
8:57
#17956
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi188157083708318549(Top 70%)6832(Top 60%)6832(Top 140%)
10K6.21 mi3.10 mi18774+416993+906993+9018849(Top 71%)6990(Top 61%)6990(Top 143%)
15K9.32 mi3.11 mi18674+1006926+676926+6718549(Top 70%)6832(Top 60%)6832(Top 140%)
20K12.43 mi3.11 mi18512+1626809+1176809+11718106(Top 68%)6570(Top 58%)6570(Top 135%)
Half13.11 mi0.68 mi18484+286797+126797+1218053(Top 68%)6517(Top 57%)6517(Top 133%)
25K15.53 mi2.42 mi18326+1586721+766721+7617554(Top 66%)6314(Top 55%)6314(Top 129%)
30K18.64 mi3.11 mi18181+1456678+436678+4317747(Top 67%)6493(Top 57%)6493(Top 133%)
20M20.00 mi1.36 mi18144+376664+146664+1417739(Top 67%)6603(Top 58%)6603(Top 135%)
21M21.00 mi1.00 mi18069+756636+286636+2817337(Top 65%)6394(Top 56%)6394(Top 131%)
35K21.75 mi0.75 mi18084-156647-116647-1118094(Top 68%)6888(Top 60%)6888(Top 141%)
23M23.00 mi1.25 mi18068+166651-46651-417676(Top 66%)6674(Top 58%)6674(Top 137%)
24M24.00 mi1.00 mi18035+336650+16650+117395(Top 65%)6574(Top 58%)6574(Top 135%)
40K24.85 mi0.85 mi18000+356642+86642+816670(Top 63%)6223(Top 54%)6223(Top 127%)
25.2M25.20 mi0.35 mi17965+356620+226620+2216028(Top 60%)5892(Top 52%)5892(Top 121%)
Finish26.22 mi1.02 mi17956+96630-106630-1017727(Top 67%)6771(Top 59%)6771(Top 139%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18549

Females

6832

F18-39

6832

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

18849

Females

6990

F18-39

6990

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18549

Females

6832

F18-39

6832

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

18106

Females

6570

F18-39

6570

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

18053

Females

6517

F18-39

6517

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

17554

Females

6314

F18-39

6314

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17747

Females

6493

F18-39

6493

30K→20M

18.6 - 20.0 mi

Top 67%
×5story building
+64ft-50ft

Overall

17739

Females

6603

F18-39

6603

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

17337

Females

6394

F18-39

6394

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

18094

Females

6888

F18-39

6888

35K→23M

21.8 - 23.0 mi

Top 66%
×5story building
+23ft-63ft

Overall

17676

Females

6674

F18-39

6674

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

17395

Females

6574

F18-39

6574

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16670

Females

6223

F18-39

6223

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16028

Females

5892

F18-39

5892

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17727

Females

6771

F18-39

6771

Passing Analysis

Category:
Athletes Passed
1966
Passed By
1107
Net Change
+859
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18815
5K → 10K378337+41#18815#18774
10K → 15K234134+100#18774#18674
15K → 20K23876+162#18674#18512
20K → Half4517+28#18512#18484
Half → 25K21153+158#18484#18326
25K → 30K256111+145#18326#18181
30K → 20M10669+37#18181#18144
20M → 21M13863+75#18144#18069
21M → 35K4459-15#18069#18084
35K → 23M7761+16#18084#18068
23M → 24M7340+33#18068#18035
24M → 40K6631+35#18035#18000
40K → 25.2M394+35#18000#17965
25.2M → Finish6152+9#17965#17956
TOTALS19661107+859
📊

Passing Visuals

Category:
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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