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BOSTON MARATHON 2023

Jill Deering

Bib: 9270•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Female)
#0 / 11423
Top 1%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #4034
Start → 5K
6:44/mi
20:56 split
10K· 6.21 mi
40:54
Rank: #3024 (+1010)
5K → 10K
6:26/mi
19:58 split
15K· 9.32 mi
1:01:34
Rank: #3240 (-216)
10K → 15K
6:39/mi
20:40 split
20K· 12.43 mi
1:22:08
Rank: #3144 (+96)
15K → 20K
6:37/mi
20:34 split
Half· 13.11 mi
1:26:34
Rank: #3118 (+26)
20K → Half
6:30/mi
4:26 split
25K· 15.53 mi
1:43:04
Rank: #3250 (-132)
Half → 25K
6:48/mi
16:30 split
30K· 18.64 mi
2:05:17
Rank: #3625 (-375)
25K → 30K
7:09/mi
22:13 split
20M
2:14:43
Rank: #3586 (+39)
30K → 20M
6:57/mi
9:26 split
21M
2:22:07
Rank: #3598 (-12)
20M → 21M
7:24/mi
7:24 split
35K· 21.75 mi
2:27:01
Rank: #3534 (+64)
21M → 35K
6:33/mi
4:54 split
23M
2:35:33
Rank: #3442 (+92)
35K → 23M
6:49/mi
8:32 split
24M
2:42:04
Rank: #3347 (+95)
23M → 24M
6:31/mi
6:31 split
40K· 24.85 mi
2:47:46
Rank: #3271 (+76)
24M → 40K
6:40/mi
5:42 split
25.2M
2:50:12
Rank: #3231 (+40)
40K → 25.2M
7:03/mi
2:26 split
Finish· 26.22 mi
2:56:45
Rank: #3133 (+98)
25.2M → Finish
6:26/mi
6:33 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:34
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:30:11
Pace6:53 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3720:566:4420:56
6:44
-
10K
6.21 mi11:11:3540:546:3519:58
6:26
-0:18
15K
9.32 mi11:32:151:01:346:3620:40
6:39
+0:13
20K
12.43 mi11:52:491:22:086:3720:34
6:37
-0:02
Half
13.11 mi11:57:151:26:346:364:26
6:30
-0:07
25K
15.53 mi12:13:451:43:046:3816:30
6:48
+0:18
30K
18.64 mi12:35:582:05:176:4322:13
7:09
+0:21
20M
20.00 mi12:45:242:14:436:449:26
6:57
-0:12
21M
21.00 mi12:52:482:22:076:467:24
7:24
+0:27
35K
21.75 mi12:57:422:27:016:464:54
6:33
-0:51
23M
23.00 mi13:06:142:35:336:468:32
6:49
+0:16
24M
24.00 mi13:12:452:42:046:456:31
6:31
-0:18
40K
24.85 mi13:18:272:47:466:455:42
6:40
+0:09
25.2M
25.20 mi13:20:532:50:126:452:26
7:03
+0:23
Finish
26.22 mi13:27:262:56:456:456:33
6:26
-0:37

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

6:26 /mi

Average Pace

6:45 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:08

83% of race

Time at Steady Pace

29:37

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:51:3720:566:4420:56
6:44
#4034
10K
6.21 mi11:11:3540:546:3519:58
6:26
#3024
15K
9.32 mi11:32:151:01:346:3620:40
6:39
#3240
20K
12.43 mi11:52:491:22:086:3720:34
6:37
#3144
Half
13.11 mi11:57:151:26:346:364:26
6:30
#3118
25K
15.53 mi12:13:451:43:046:3816:30
6:48
#3250
30K
18.64 mi12:35:582:05:176:4322:13
7:09
#3625
20M
20.00 mi12:45:242:14:436:449:26
6:57
#3586
21M
21.00 mi12:52:482:22:076:467:24
7:24
#3598
35K
21.75 mi12:57:422:27:016:464:54
6:33
#3534
23M
23.00 mi13:06:142:35:336:468:32
6:49
#3442
24M
24.00 mi13:12:452:42:046:456:31
6:31
#3347
40K
24.85 mi13:18:272:47:466:455:42
6:40
#3271
25.2M
25.20 mi13:20:532:50:126:452:26
7:03
#3231
Finish
26.22 mi13:27:262:56:456:456:33
6:26
#3133
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi40342442443714(Top 14%)209(Top 2%)209(Top 4%)
10K6.21 mi3.10 mi3024+1010140+104140+1042387(Top 9%)99(Top 0.9%)99(Top 2%)
15K9.32 mi3.11 mi3240-216157-17157-173714(Top 14%)209(Top 2%)209(Top 4%)
20K12.43 mi3.11 mi3144+96148+9148+92991(Top 11%)141(Top 1%)141(Top 3%)
Half13.11 mi0.68 mi3118+26144+4144+42857(Top 11%)120(Top 1%)120(Top 2%)
25K15.53 mi2.42 mi3250-132151-7151-74228(Top 16%)267(Top 2%)267(Top 5%)
30K18.64 mi3.11 mi3625-375194-43194-435230(Top 20%)445(Top 4%)445(Top 9%)
20M20.00 mi1.36 mi3586+39190+4190+43693(Top 14%)247(Top 2%)247(Top 5%)
21M21.00 mi1.00 mi3598-12191-1191-14138(Top 16%)330(Top 3%)330(Top 7%)
35K21.75 mi0.75 mi3534+64184+7184+72752(Top 10%)159(Top 1%)159(Top 3%)
23M23.00 mi1.25 mi3442+921841842771(Top 10%)177(Top 2%)177(Top 4%)
24M24.00 mi1.00 mi3347+95178+6178+62200(Top 8%)137(Top 1%)137(Top 3%)
40K24.85 mi0.85 mi3271+76174+4174+42228(Top 8%)154(Top 1%)154(Top 3%)
25.2M25.20 mi0.35 mi3231+40173+1173+12012(Top 8%)124(Top 1%)124(Top 3%)
Finish26.22 mi1.02 mi3133+98166+7166+72173(Top 8%)156(Top 1%)156(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21story building
+97ft-345ft

Overall

3714

Females

209

F18-39

209

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2387

Females

99

F18-39

99

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+67ft-78ft

Overall

3714

Females

209

F18-39

209

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

2991

Females

141

F18-39

141

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2857

Females

120

F18-39

120

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4228

Females

267

F18-39

267

25K→30K

15.5 - 18.6 mi

Top 20%
×9story building
+181ft-148ft

Overall

5230

Females

445

F18-39

445

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3693

Females

247

F18-39

247

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4138

Females

330

F18-39

330

21M→35K

21.0 - 21.8 mi

Top 10%
×7story building
+17ft-86ft

Overall

2752

Females

159

F18-39

159

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2771

Females

177

F18-39

177

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2200

Females

137

F18-39

137

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2228

Females

154

F18-39

154

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2012

Females

124

F18-39

124

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2173

Females

156

F18-39

156

Passing Analysis

Category:
Athletes Passed
1903
Passed By
1002
Net Change
+901
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4034
5K → 10K10166+1010#4034#3024
10K → 15K28244-216#3024#3240
15K → 20K13943+96#3240#3144
20K → Half315+26#3144#3118
Half → 25K30162-132#3118#3250
25K → 30K18393-375#3250#3625
30K → 20M7536+39#3625#3586
20M → 21M4658-12#3586#3598
21M → 35K7410+64#3598#3534
35K → 23M11119+92#3534#3442
23M → 24M994+95#3442#3347
24M → 40K848+76#3347#3271
40K → 25.2M466+40#3271#3231
25.2M → Finish1068+98#3231#3133
TOTALS19031002+901
📊

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