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BOSTON MARATHON 2023

Jacqueline Grant

Bib: 25730•F

MA

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
9:57/mi
30:54
↑ 97↓ 3451.5%
10K· 6.21 mi
9:42/mi
1:01:02
↑ 79↓ 1380.4%
15K· 9.32 mi
9:39/mi
1:31:00
↑ 67↓ 78
20K· 12.43 mi
10:03/mi
2:02:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:36/mi
2:08:47
↑ 19↓ 370.5%
25K· 15.53 mi
9:56/mi
2:32:51
↑ 66↓ 880.2%
30K· 18.64 mi
10:04/mi
3:04:09
↑ 181↓ 1480.2%
20M
10:27/mi
3:18:21
↑ 64↓ 500.2%
21M
10:57/mi
3:29:18
↑ 106↓ 241.6%
35K· 21.75 mi
10:27/mi
3:37:07
↑ 17↓ 861.7%
23M
10:39/mi
3:50:27
↑ 23↓ 630.6%
24M
10:19/mi
4:00:46
↓ 821.3%
40K· 24.85 mi
10:49/mi
4:10:01
↓ 200.3%
25.2M
11:48/mi
4:14:05
↑ 13↓ 160.2%
Finish· 26.22 mi
9:40/mi
4:23:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:47
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:15:09
Pace10:19 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2930:549:5730:54
9:57
-
10K
6.21 mi12:16:371:01:029:4930:08
9:42
-0:15
15K
9.32 mi12:46:351:31:009:4629:58
9:39
-0:03
20K
12.43 mi13:17:492:02:149:5031:14
10:03
+0:24
Half
13.11 mi13:24:222:08:479:496:33
9:36
-0:27
25K
15.53 mi13:48:262:32:519:5024:04
9:56
+0:20
30K
18.64 mi14:19:443:04:099:5331:18
10:04
+0:08
20M
20.00 mi14:33:563:18:219:5514:12
10:27
+0:23
21M
21.00 mi14:44:533:29:189:5810:57
10:57
+0:30
35K
21.75 mi14:52:423:37:079:597:49
10:27
-0:30
23M
23.00 mi15:06:023:50:2710:0113:20
10:39
+0:12
24M
24.00 mi15:16:214:00:4610:0210:19
10:19
-0:20
40K
24.85 mi15:25:364:10:0110:049:15
10:49
+0:30
25.2M
25.20 mi15:29:404:14:0510:054:04
11:48
+0:59
Finish
26.22 mi15:39:314:23:5610:049:51
9:40
-2:08

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

9:36 /mi

Average Pace

10:04 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:30

29% of race

Time at Steady Pace

2:07:49

48% of race

Time at Slower Pace

59:37

23% of race

Average Pace: 10:04 /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 mi11:46:2930:549:5730:54
9:57
#23322
10K
6.21 mi12:16:371:01:029:4930:08
9:42
#23216
15K
9.32 mi12:46:351:31:009:4629:58
9:39
#23052
20K
12.43 mi13:17:492:02:149:5031:14
10:03
#23023
Half
13.11 mi13:24:222:08:479:496:33
9:36
#22997
25K
15.53 mi13:48:262:32:519:5024:04
9:56
#22813
30K
18.64 mi14:19:443:04:099:5331:18
10:04
#22515
20M
20.00 mi14:33:563:18:219:5514:12
10:27
#22440
21M
21.00 mi14:44:533:29:189:5810:57
10:57
#22345
35K
21.75 mi14:52:423:37:079:597:49
10:27
#22337
23M
23.00 mi15:06:023:50:2710:0113:20
10:39
#22298
24M
24.00 mi15:16:214:00:4610:0210:19
10:19
#22267
40K
24.85 mi15:25:364:10:0110:049:15
10:49
#22256
25.2M
25.20 mi15:29:404:14:0510:054:04
11:48
#22253
Finish
26.22 mi15:39:314:23:5610:049:51
9:40
#22209
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi233229559955922658(Top 85%)9162(Top 80%)9162(Top 188%)
10K6.21 mi3.10 mi23216+1069482+779482+7723052(Top 87%)9360(Top 82%)9360(Top 192%)
15K9.32 mi3.11 mi23052+1649383+999383+9922658(Top 85%)9162(Top 80%)9162(Top 188%)
20K12.43 mi3.11 mi23023+299358+259358+2523028(Top 86%)9359(Top 82%)9359(Top 192%)
Half13.11 mi0.68 mi22997+269342+169342+1622406(Top 84%)9014(Top 79%)9014(Top 185%)
25K15.53 mi2.42 mi22813+1849260+829260+8222058(Top 83%)8868(Top 78%)8868(Top 182%)
30K18.64 mi3.11 mi22515+2989134+1269134+12621231(Top 80%)8481(Top 74%)8481(Top 174%)
20M20.00 mi1.36 mi22440+759101+339101+3321624(Top 81%)8767(Top 77%)8767(Top 180%)
21M21.00 mi1.00 mi22345+959052+499052+4920738(Top 78%)8320(Top 73%)8320(Top 170%)
35K21.75 mi0.75 mi22337+89061-99061-922291(Top 84%)9209(Top 81%)9209(Top 189%)
23M23.00 mi1.25 mi22298+399039+229039+2221663(Top 81%)8885(Top 78%)8885(Top 182%)
24M24.00 mi1.00 mi22267+319028+119028+1121615(Top 81%)8903(Top 78%)8903(Top 182%)
40K24.85 mi0.85 mi22256+119029-19029-121984(Top 83%)9144(Top 80%)9144(Top 187%)
25.2M25.20 mi0.35 mi22253+39032-39032-322150(Top 83%)9209(Top 81%)9209(Top 189%)
Finish26.22 mi1.02 mi22209+449014+189014+1820703(Top 78%)8413(Top 74%)8413(Top 172%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

22658

Females

9162

F18-39

9162

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23052

Females

9360

F18-39

9360

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

22658

Females

9162

F18-39

9162

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

23028

Females

9359

F18-39

9359

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22406

Females

9014

F18-39

9014

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

22058

Females

8868

F18-39

8868

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21231

Females

8481

F18-39

8481

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21624

Females

8767

F18-39

8767

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

20738

Females

8320

F18-39

8320

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22291

Females

9209

F18-39

9209

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21663

Females

8885

F18-39

8885

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

21615

Females

8903

F18-39

8903

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21984

Females

9144

F18-39

9144

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22150

Females

9209

F18-39

9209

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

20703

Females

8413

F18-39

8413

Passing Analysis

Category:
Athletes Passed
1692
Passed By
579
Net Change
+1113
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23322
5K → 10K274168+106#23322#23216
10K → 15K23470+164#23216#23052
15K → 20K150121+29#23052#23023
20K → Half3812+26#23023#22997
Half → 25K19915+184#22997#22813
25K → 30K31214+298#22813#22515
30K → 20M9318+75#22515#22440
20M → 21M10510+95#22440#22345
21M → 35K4234+8#22345#22337
35K → 23M7334+39#22337#22298
23M → 24M5423+31#22298#22267
24M → 40K4736+11#22267#22256
40K → 25.2M1512+3#22256#22253
25.2M → Finish5612+44#22253#22209
TOTALS1692579+1113
📊

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