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BOSTON MARATHON 2023

Christine Jackson

Bib: 8386•F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Female)
#0 / 11423
Top 3%
Division (F18-39)
#0 / 4884
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:04
Rank: #4520
Start → 5K
21:04 | 6:47/mi
10K· 6.21 mi
42:15
Rank: #4968 (-448)
5K → 10K
21:11 | 6:49/mi
15K· 9.32 mi
1:03:15
Rank: #4876 (+92)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:24:26
Rank: #4790 (+86)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:29:03
Rank: #4802 (-12)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:46:22
Rank: #5170 (-368)
Half → 25K
17:19 | 7:09/mi
30K· 18.64 mi
2:09:17
Rank: #5451 (-281)
25K → 30K
22:55 | 7:23/mi
20M
2:18:39
Rank: #5247 (+204)
30K → 20M
9:22 | 6:54/mi
21M
2:26:01
Rank: #5118 (+129)
20M → 21M
7:22 | 7:22/mi
35K· 21.75 mi
2:30:58
Rank: #5026 (+92)
21M → 35K
4:57 | 6:37/mi
23M
2:39:29
Rank: #4814 (+212)
35K → 23M
8:31 | 6:48/mi
24M
2:46:13
Rank: #4714 (+100)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:52:01
Rank: #4606 (+108)
24M → 40K
5:48 | 6:47/mi
25.2M
2:54:34
Rank: #4577 (+29)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
3:01:13
Rank: #4466 (+111)
25.2M → Finish
6:39 | 6:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:03
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:32:10
Pace7:02 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1321:046:4721:04
6:47
-
10K
6.21 mi11:07:2442:156:4821:11
6:49
+0:02
15K
9.32 mi11:28:241:03:156:4721:00
6:46
-0:03
20K
12.43 mi11:49:351:24:266:4821:11
6:49
+0:03
Half
13.11 mi11:54:121:29:036:484:37
6:46
-0:03
25K
15.53 mi12:11:311:46:226:5117:19
7:09
+0:23
30K
18.64 mi12:34:262:09:176:5622:55
7:23
+0:14
20M
20.00 mi12:43:482:18:396:569:22
6:54
-0:29
21M
21.00 mi12:51:102:26:016:577:22
7:22
+0:28
35K
21.75 mi12:56:072:30:586:564:57
6:37
-0:45
23M
23.00 mi13:04:382:39:296:568:31
6:48
+0:11
24M
24.00 mi13:11:222:46:136:566:44
6:44
-0:04
40K
24.85 mi13:17:102:52:016:555:48
6:47
+0:03
25.2M
25.20 mi13:19:432:54:346:562:33
7:24
+0:37
Finish
26.22 mi13:26:223:01:136:556:39
6:32
-0:52

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

6:32 /mi

Average Pace

6:55 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:23

82% of race

Time at Steady Pace

32:50

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:46:1321:046:4721:04
6:47
#4520
10K
6.21 mi11:07:2442:156:4821:11
6:49
#4968
15K
9.32 mi11:28:241:03:156:4721:00
6:46
#4876
20K
12.43 mi11:49:351:24:266:4821:11
6:49
#4790
Half
13.11 mi11:54:121:29:036:484:37
6:46
#4802
25K
15.53 mi12:11:311:46:226:5117:19
7:09
#5170
30K
18.64 mi12:34:262:09:176:5622:55
7:23
#5451
20M
20.00 mi12:43:482:18:396:569:22
6:54
#5247
21M
21.00 mi12:51:102:26:016:577:22
7:22
#5118
35K
21.75 mi12:56:072:30:586:564:57
6:37
#5026
23M
23.00 mi13:04:382:39:296:568:31
6:48
#4814
24M
24.00 mi13:11:222:46:136:566:44
6:44
#4714
40K
24.85 mi13:17:102:52:016:555:48
6:47
#4606
25.2M
25.20 mi13:19:432:54:346:562:33
7:24
#4577
Finish
26.22 mi13:26:223:01:136:556:39
6:32
#4466
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi45202972974732(Top 18%)313(Top 3%)313(Top 6%)
10K6.21 mi3.10 mi4968-448353-56353-565488(Top 21%)426(Top 4%)426(Top 9%)
15K9.32 mi3.11 mi4876+92335+18335+184732(Top 18%)313(Top 3%)313(Top 6%)
20K12.43 mi3.11 mi4790+86320+15320+154628(Top 17%)314(Top 3%)314(Top 6%)
Half13.11 mi0.68 mi4802-12323-3323-35071(Top 19%)371(Top 3%)371(Top 8%)
25K15.53 mi2.42 mi5170-368372-49372-496353(Top 24%)654(Top 6%)654(Top 13%)
30K18.64 mi3.11 mi5451-281417-45417-456472(Top 24%)750(Top 7%)750(Top 15%)
20M20.00 mi1.36 mi5247+204394+23394+233409(Top 13%)224(Top 2%)224(Top 5%)
21M21.00 mi1.00 mi5118+129387+7387+74007(Top 15%)313(Top 3%)313(Top 6%)
35K21.75 mi0.75 mi5026+92375+12375+123161(Top 12%)208(Top 2%)208(Top 4%)
23M23.00 mi1.25 mi4814+212342+33342+332703(Top 10%)172(Top 2%)172(Top 4%)
24M24.00 mi1.00 mi4714+100329+13329+133328(Top 13%)256(Top 2%)256(Top 5%)
40K24.85 mi0.85 mi4606+108319+10319+102784(Top 10%)219(Top 2%)219(Top 4%)
25.2M25.20 mi0.35 mi4577+293193193473(Top 13%)336(Top 3%)336(Top 7%)
Finish26.22 mi1.02 mi4466+111305+14305+142649(Top 10%)220(Top 2%)220(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4732

Females

313

F18-39

313

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5488

Females

426

F18-39

426

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4732

Females

313

F18-39

313

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4628

Females

314

F18-39

314

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5071

Females

371

F18-39

371

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6353

Females

654

F18-39

654

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6472

Females

750

F18-39

750

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3409

Females

224

F18-39

224

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4007

Females

313

F18-39

313

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3161

Females

208

F18-39

208

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2703

Females

172

F18-39

172

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3328

Females

256

F18-39

256

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2784

Females

219

F18-39

219

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3473

Females

336

F18-39

336

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2649

Females

220

F18-39

220

Passing Analysis

Category:
Athletes Passed
1525
Passed By
1471
Net Change
+54
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4520
5K → 10K67515-448#4520#4968
10K → 15K15765+92#4968#4876
15K → 20K15165+86#4876#4790
20K → Half2638-12#4790#4802
Half → 25K34402-368#4802#5170
25K → 30K69350-281#5170#5451
30K → 20M2051+204#5451#5247
20M → 21M1367+129#5247#5118
21M → 35K953+92#5118#5026
35K → 23M2142+212#5026#4814
23M → 24M1066+100#4814#4714
24M → 40K1157+108#4714#4606
40K → 25.2M334+29#4606#4577
25.2M → Finish1176+111#4577#4466
TOTALS15251471+54
📊

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