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BOSTON MARATHON 2023

Joanna Whittit

Bib: 14652•F

KS

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
Gender (Female)
#0 / 11423
Top 23%
Division (F18-39)
#0 / 4884
Top 39%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:48
Rank: #13892
Start → 5K
24:48 | 7:59/mi
10K· 6.21 mi
49:21
Rank: #13928 (-36)
5K → 10K
24:33 | 7:54/mi
15K· 9.32 mi
1:13:56
Rank: #13841 (+87)
10K → 15K
24:35 | 7:55/mi
20K· 12.43 mi
1:38:37
Rank: #13586 (+255)
15K → 20K
24:41 | 7:57/mi
Half· 13.11 mi
1:43:55
Rank: #13532 (+54)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:03:04
Rank: #13247 (+285)
Half → 25K
19:09 | 7:54/mi
30K· 18.64 mi
2:27:47
Rank: #12709 (+538)
25K → 30K
24:43 | 7:57/mi
20M
2:38:41
Rank: #12499 (+210)
30K → 20M
10:54 | 8:01/mi
21M
2:46:51
Rank: #12225 (+274)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:52:30
Rank: #12092 (+133)
21M → 35K
5:39 | 7:33/mi
23M
3:02:20
Rank: #11873 (+219)
35K → 23M
9:50 | 7:51/mi
24M
3:09:52
Rank: #11680 (+193)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:16:20
Rank: #11473 (+207)
24M → 40K
6:28 | 7:34/mi
25.2M
3:19:04
Rank: #11353 (+120)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:26:25
Rank: #11106 (+247)
25.2M → Finish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:43:55
Pace7:56 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:42:30
Pace7:49 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0024:487:5924:48
7:59
-
10K
6.21 mi11:18:3349:217:5724:33
7:54
-0:05
15K
9.32 mi11:43:081:13:567:5624:35
7:55
+0:01
20K
12.43 mi12:07:491:38:377:5624:41
7:57
+0:02
Half
13.11 mi12:13:071:43:557:565:18
7:46
-0:11
25K
15.53 mi12:32:162:03:047:5519:09
7:54
+0:08
30K
18.64 mi12:56:592:27:477:5624:43
7:57
+0:03
20M
20.00 mi13:07:532:38:417:5610:54
8:01
+0:04
21M
21.00 mi13:16:032:46:517:578:10
8:10
+0:09
35K
21.75 mi13:21:422:52:307:565:39
7:33
-0:37
23M
23.00 mi13:31:323:02:207:569:50
7:51
+0:18
24M
24.00 mi13:39:043:09:527:557:32
7:32
-0:19
40K
24.85 mi13:45:323:16:207:546:28
7:34
+0:02
25.2M
25.20 mi13:48:163:19:047:542:44
7:56
+0:22
Finish
26.22 mi13:55:373:26:257:537:21
7:13
-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

7:13 /mi

Average Pace

7:53 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:09

55% of race

Time at Steady Pace

1:33:16

45% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /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 mi10:54:0024:487:5924:48
7:59
#13892
10K
6.21 mi11:18:3349:217:5724:33
7:54
#13928
15K
9.32 mi11:43:081:13:567:5624:35
7:55
#13841
20K
12.43 mi12:07:491:38:377:5624:41
7:57
#13586
Half
13.11 mi12:13:071:43:557:565:18
7:46
#13532
25K
15.53 mi12:32:162:03:047:5519:09
7:54
#13247
30K
18.64 mi12:56:592:27:477:5624:43
7:57
#12709
20M
20.00 mi13:07:532:38:417:5610:54
8:01
#12499
21M
21.00 mi13:16:032:46:517:578:10
8:10
#12225
35K
21.75 mi13:21:422:52:307:565:39
7:33
#12092
23M
23.00 mi13:31:323:02:207:569:50
7:51
#11873
24M
24.00 mi13:39:043:09:527:557:32
7:32
#11680
40K
24.85 mi13:45:323:16:207:546:28
7:34
#11473
25.2M
25.20 mi13:48:163:19:047:542:44
7:56
#11353
Finish
26.22 mi13:55:373:26:257:537:21
7:13
#11106
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138923956395613673(Top 51%)3879(Top 34%)3879(Top 79%)
10K6.21 mi3.10 mi13928-363993-373993-3714006(Top 53%)4045(Top 35%)4045(Top 83%)
15K9.32 mi3.11 mi13841+873960+333960+3313673(Top 51%)3879(Top 34%)3879(Top 79%)
20K12.43 mi3.11 mi13586+2553837+1233837+12312989(Top 49%)3539(Top 31%)3539(Top 72%)
Half13.11 mi0.68 mi13532+543801+363801+3612470(Top 47%)3173(Top 28%)3173(Top 65%)
25K15.53 mi2.42 mi13247+2853646+1553646+15511908(Top 45%)3021(Top 26%)3021(Top 62%)
30K18.64 mi3.11 mi12709+5383380+2663380+26610555(Top 40%)2419(Top 21%)2419(Top 50%)
20M20.00 mi1.36 mi12499+2103268+1123268+11210457(Top 39%)2465(Top 22%)2465(Top 50%)
21M21.00 mi1.00 mi12225+2743138+1303138+1308461(Top 32%)1716(Top 15%)1716(Top 35%)
35K21.75 mi0.75 mi12092+1333084+543084+548997(Top 34%)1934(Top 17%)1934(Top 40%)
23M23.00 mi1.25 mi11873+2192975+1092975+1098788(Top 33%)1935(Top 17%)1935(Top 40%)
24M24.00 mi1.00 mi11680+1932885+902885+907977(Top 30%)1677(Top 15%)1677(Top 34%)
40K24.85 mi0.85 mi11473+2072797+882797+887157(Top 27%)1444(Top 13%)1444(Top 30%)
25.2M25.20 mi0.35 mi11353+1202743+542743+546194(Top 23%)1144(Top 10%)1144(Top 23%)
Finish26.22 mi1.02 mi11106+2472643+1002643+1006565(Top 25%)1276(Top 11%)1276(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13673

Females

3879

F18-39

3879

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

14006

Females

4045

F18-39

4045

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13673

Females

3879

F18-39

3879

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12989

Females

3539

F18-39

3539

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12470

Females

3173

F18-39

3173

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11908

Females

3021

F18-39

3021

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10555

Females

2419

F18-39

2419

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10457

Females

2465

F18-39

2465

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8461

Females

1716

F18-39

1716

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8997

Females

1934

F18-39

1934

35K→23M

21.8 - 23.0 mi

Top 33%
×5stories
+23ft-63ft

Overall

8788

Females

1935

F18-39

1935

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7977

Females

1677

F18-39

1677

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7157

Females

1444

F18-39

1444

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6194

Females

1144

F18-39

1144

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6565

Females

1276

F18-39

1276

Passing Analysis

Category:
Athletes Passed
3383
Passed By
597
Net Change
+2786
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13892
5K → 10K273309-36#13892#13928
10K → 15K225138+87#13928#13841
15K → 20K31257+255#13841#13586
20K → Half6814+54#13586#13532
Half → 25K30217+285#13532#13247
25K → 30K55012+538#13247#12709
30K → 20M22919+210#12709#12499
20M → 21M2762+274#12499#12225
21M → 35K1385+133#12225#12092
35K → 23M2289+219#12092#11873
23M → 24M2018+193#11873#11680
24M → 40K2114+207#11680#11473
40K → 25.2M1222+120#11473#11353
25.2M → Finish2481+247#11353#11106
TOTALS3383597+2786
📊

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