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BOSTON MARATHON 2023

Janet Ramsey

Bib: 19369•F

UT

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:20
Rank: #19458
Start → 5K
8:48/mi
27:20 split
10K· 6.21 mi
54:31
Rank: #19542 (-84)
5K → 10K
8:45/mi
27:11 split
15K· 9.32 mi
1:22:44
Rank: #20017 (-475)
10K → 15K
9:05/mi
28:13 split
20K· 12.43 mi
1:51:27
Rank: #20204 (-187)
15K → 20K
9:15/mi
28:43 split
Half· 13.11 mi
1:57:46
Rank: #20290 (-86)
20K → Half
9:16/mi
6:19 split
25K· 15.53 mi
2:21:18
Rank: #20547 (-257)
Half → 25K
9:42/mi
23:32 split
30K· 18.64 mi
2:52:47
Rank: #20705 (-158)
25K → 30K
10:08/mi
31:29 split
20M
3:07:09
Rank: #20816 (-111)
30K → 20M
10:34/mi
14:22 split
21M
3:18:23
Rank: #20839 (-23)
20M → 21M
11:14/mi
11:14 split
35K· 21.75 mi
3:25:41
Rank: #20824 (+15)
21M → 35K
9:45/mi
7:18 split
23M
3:38:43
Rank: #20831 (-7)
35K → 23M
10:25/mi
13:02 split
24M
3:48:31
Rank: #20789 (+42)
23M → 24M
9:48/mi
9:48 split
40K· 24.85 mi
3:57:31
Rank: #20816 (-27)
24M → 40K
10:32/mi
9:00 split
25.2M
4:01:27
Rank: #20816
40K → 25.2M
11:24/mi
3:56 split
Finish· 26.22 mi
4:11:30
Rank: #20823 (-7)
25.2M → Finish
9:52/mi
10:03 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:46
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:13:44
Pace10:12 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:3227:208:4827:20
8:48
-
10K
6.21 mi11:52:4354:318:4627:11
8:45
-0:03
15K
9.32 mi12:20:561:22:448:5328:13
9:05
+0:20
20K
12.43 mi12:49:391:51:278:5828:43
9:15
+0:10
Half
13.11 mi12:55:581:57:468:596:19
9:16
+0:01
25K
15.53 mi13:19:302:21:189:0623:32
9:42
+0:26
30K
18.64 mi13:50:592:52:479:1631:29
10:08
+0:26
20M
20.00 mi14:05:213:07:099:2114:22
10:34
+0:26
21M
21.00 mi14:16:353:18:239:2711:14
11:14
+0:40
35K
21.75 mi14:23:533:25:419:277:18
9:45
-1:29
23M
23.00 mi14:36:553:38:439:3113:02
10:25
+0:40
24M
24.00 mi14:46:433:48:319:319:48
9:48
-0:37
40K
24.85 mi14:55:433:57:319:339:00
10:32
+0:44
25.2M
25.20 mi14:59:394:01:279:353:56
11:24
+0:52
Finish
26.22 mi15:09:424:11:309:3610:03
9:52
-1:32

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

8:45 /mi

Average Pace

9:36 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:46

47% of race

Time at Steady Pace

1:22:10

33% of race

Time at Slower Pace

51:34

21% of race

Average Pace: 9:36 /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 mi11:25:3227:208:4827:20
8:48
#19458
10K
6.21 mi11:52:4354:318:4627:11
8:45
#19542
15K
9.32 mi12:20:561:22:448:5328:13
9:05
#20017
20K
12.43 mi12:49:391:51:278:5828:43
9:15
#20204
Half
13.11 mi12:55:581:57:468:596:19
9:16
#20290
25K
15.53 mi13:19:302:21:189:0623:32
9:42
#20547
30K
18.64 mi13:50:592:52:479:1631:29
10:08
#20705
20M
20.00 mi14:05:213:07:099:2114:22
10:34
#20816
21M
21.00 mi14:16:353:18:239:2711:14
11:14
#20839
35K
21.75 mi14:23:533:25:419:277:18
9:45
#20824
23M
23.00 mi14:36:553:38:439:3113:02
10:25
#20831
24M
24.00 mi14:46:433:48:319:319:48
9:48
#20789
40K
24.85 mi14:55:433:57:319:339:00
10:32
#20816
25.2M
25.20 mi14:59:394:01:279:353:56
11:24
#20816
Finish
26.22 mi15:09:424:11:309:3610:03
9:52
#20823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi194587487748720879(Top 78%)8173(Top 72%)8173(Top 435%)
10K6.21 mi3.10 mi19542-847494-77494-719691(Top 74%)7507(Top 66%)7507(Top 400%)
15K9.32 mi3.11 mi20017-4757751-2577751-25720879(Top 78%)8173(Top 72%)8173(Top 435%)
20K12.43 mi3.11 mi20204-1877836-857836-8520754(Top 78%)8092(Top 71%)8092(Top 431%)
Half13.11 mi0.68 mi20290-867880-447880-4421377(Top 80%)8449(Top 74%)8449(Top 450%)
25K15.53 mi2.42 mi20547-2578010-1308010-13021480(Top 81%)8545(Top 75%)8545(Top 455%)
30K18.64 mi3.11 mi20705-1588110-1008110-10021377(Top 80%)8559(Top 75%)8559(Top 456%)
20M20.00 mi1.36 mi20816-1118188-788188-7821898(Top 82%)8919(Top 78%)8919(Top 475%)
21M21.00 mi1.00 mi20839-238218-308218-3021346(Top 80%)8650(Top 76%)8650(Top 461%)
35K21.75 mi0.75 mi20824+158225-78225-720646(Top 78%)8298(Top 73%)8298(Top 442%)
23M23.00 mi1.25 mi20831-78239-148239-1421100(Top 79%)8583(Top 75%)8583(Top 457%)
24M24.00 mi1.00 mi20789+428224+158224+1520244(Top 76%)8118(Top 71%)8118(Top 432%)
40K24.85 mi0.85 mi20816-278250-268250-2621282(Top 80%)8763(Top 77%)8763(Top 467%)
25.2M25.20 mi0.35 mi208168257-78257-721371(Top 80%)8790(Top 77%)8790(Top 468%)
Finish26.22 mi1.02 mi20823-78273-168273-1621361(Top 80%)8754(Top 77%)8754(Top 466%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

20879

Females

8173

F40-44

8173

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19691

Females

7507

F40-44

7507

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

20879

Females

8173

F40-44

8173

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20754

Females

8092

F40-44

8092

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21377

Females

8449

F40-44

8449

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

21480

Females

8545

F40-44

8545

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21377

Females

8559

F40-44

8559

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21898

Females

8919

F40-44

8919

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21346

Females

8650

F40-44

8650

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20646

Females

8298

F40-44

8298

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21100

Females

8583

F40-44

8583

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

20244

Females

8118

F40-44

8118

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21282

Females

8763

F40-44

8763

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21371

Females

8790

F40-44

8790

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

21361

Females

8754

F40-44

8754

Passing Analysis

Category:
Athletes Passed
950
Passed By
2315
Net Change
-1365
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19458
5K → 10K283367-84#19458#19542
10K → 15K51526-475#19542#20017
15K → 20K111298-187#20017#20204
20K → Half1096-86#20204#20290
Half → 25K43300-257#20290#20547
25K → 30K99257-158#20547#20705
30K → 20M48159-111#20705#20816
20M → 21M5174-23#20816#20839
21M → 35K4631+15#20839#20824
35K → 23M7077-7#20824#20831
23M → 24M6220+42#20831#20789
24M → 40K2653-27#20789#20816
40K → 25.2M17170#20816#20816
25.2M → Finish3340-7#20816#20823
TOTALS9502315-1365
📊

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