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BOSTON MARATHON 2023

Jan Tomlinson

Bib: 30912•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
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
12:58/mi
40:17
↑ 97↓ 3451.5%
10K· 6.21 mi
13:29/mi
1:22:09
↑ 79↓ 1380.4%
15K· 9.32 mi
13:29/mi
2:04:01
↑ 67↓ 78
20K· 12.43 mi
13:54/mi
2:47:13
↑ 106↓ 860.1%
Half· 13.11 mi
14:00/mi
2:56:46
↑ 19↓ 370.5%
25K· 15.53 mi
14:05/mi
3:30:55
↑ 66↓ 880.2%
30K· 18.64 mi
14:18/mi
4:15:21
↑ 181↓ 1480.2%
20M
14:32/mi
4:35:06
↑ 64↓ 500.2%
21M
15:06/mi
4:50:12
↑ 106↓ 241.6%
35K· 21.75 mi
14:33/mi
5:01:05
↑ 17↓ 861.7%
23M
14:21/mi
5:19:03
↑ 23↓ 630.6%
24M
14:08/mi
5:33:11
↓ 821.3%
40K· 24.85 mi
14:20/mi
5:45:26
↓ 200.3%
25.2M
15:05/mi
5:50:38
↑ 13↓ 160.2%
Finish· 26.22 mi
13:32/mi
6:04:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:56:46
Pace13:29 /mi
2nd Half
Distance13.11 mi
Time3:07:39
Pace14:19 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:0340:1712:5840:17
12:58
-
10K
6.21 mi12:40:551:22:0913:1341:52
13:29
+0:31
15K
9.32 mi13:22:472:04:0113:1841:52
13:29
0:00
20K
12.43 mi14:05:592:47:1313:2743:12
13:54
+0:25
Half
13.11 mi14:15:322:56:4613:299:33
14:00
+0:06
25K
15.53 mi14:49:413:30:5513:3534:09
14:05
+0:05
30K
18.64 mi15:34:074:15:2113:4244:26
14:18
+0:13
20M
20.00 mi15:53:524:35:0613:4519:45
14:32
+0:14
21M
21.00 mi16:08:584:50:1213:4915:06
15:06
+0:34
35K
21.75 mi16:19:515:01:0513:5110:53
14:33
-0:33
23M
23.00 mi16:37:495:19:0313:5217:58
14:21
-0:12
24M
24.00 mi16:51:575:33:1113:5314:08
14:08
-0:13
40K
24.85 mi17:04:125:45:2613:5412:15
14:20
+0:12
25.2M
25.20 mi17:09:245:50:3813:555:12
15:05
+0:45
Finish
26.22 mi17:23:116:04:2513:5513:47
13:32
-1:33

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

12:58 /mi

Average Pace

13:55 /mi

Slowest Pace

15:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:58:50

66% of race

Time at Steady Pace

2:05:35

34% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 13:54 /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 mi11:59:0340:1712:5840:17
12:58
#26586
10K
6.21 mi12:40:551:22:0913:1341:52
13:29
#26602
15K
9.32 mi13:22:472:04:0113:1841:52
13:29
#26600
20K
12.43 mi14:05:592:47:1313:2743:12
13:54
#26593
Half
13.11 mi14:15:322:56:4613:299:33
14:00
#26596
25K
15.53 mi14:49:413:30:5513:3534:09
14:05
#26594
30K
18.64 mi15:34:074:15:2113:4244:26
14:18
#26588
20M
20.00 mi15:53:524:35:0613:4519:45
14:32
#26588
21M
21.00 mi16:08:584:50:1213:4915:06
15:06
#26580
35K
21.75 mi16:19:515:01:0513:5110:53
14:33
#26581
23M
23.00 mi16:37:495:19:0313:5217:58
14:21
#26579
24M
24.00 mi16:51:575:33:1113:5314:08
14:08
#26582
40K
24.85 mi17:04:125:45:2613:5412:15
14:20
#26571
25.2M
25.20 mi17:09:245:50:3813:555:12
15:05
#26568
Finish
26.22 mi17:23:116:04:2513:5513:47
13:32
#26568
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi26586114101141026571(Top 100%)11403(Top 100%)11403(Top 2164%)
10K6.21 mi3.10 mi26602-1611415-511415-526592(Top 100%)11412(Top 100%)11412(Top 2165%)
15K9.32 mi3.11 mi26600+211417-211417-226571(Top 100%)11403(Top 100%)11403(Top 2164%)
20K12.43 mi3.11 mi26593+711415+211415+226513(Top 100%)11362(Top 99%)11362(Top 2156%)
Half13.11 mi0.68 mi26596-311418-311418-326537(Top 100%)11380(Top 100%)11380(Top 2159%)
25K15.53 mi2.42 mi26594+211416+211416+226373(Top 99%)11287(Top 99%)11287(Top 2142%)
30K18.64 mi3.11 mi26588+611412+411412+426173(Top 98%)11182(Top 98%)11182(Top 2122%)
20M20.00 mi1.36 mi2658811411+111411+126120(Top 98%)11188(Top 98%)11188(Top 2123%)
21M21.00 mi1.00 mi26580+811406+511406+525786(Top 97%)10997(Top 96%)10997(Top 2087%)
35K21.75 mi0.75 mi26581-111408-211408-226317(Top 99%)11287(Top 99%)11287(Top 2142%)
23M23.00 mi1.25 mi26579+211406+211406+226038(Top 98%)11156(Top 98%)11156(Top 2117%)
24M24.00 mi1.00 mi26582-311407-111407-126125(Top 98%)11221(Top 98%)11221(Top 2129%)
40K24.85 mi0.85 mi26571+1111399+811399+825869(Top 97%)11114(Top 97%)11114(Top 2109%)
25.2M25.20 mi0.35 mi26568+311398+111398+125759(Top 97%)11059(Top 97%)11059(Top 2098%)
Finish26.22 mi1.02 mi2656811399-111399-126208(Top 98%)11272(Top 99%)11272(Top 2139%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

26571

Females

11403

F60-64

11403

5K→10K

3.1 - 6.2 mi

Top 100%
×5story building
+79ft-138ft

Overall

26592

Females

11412

F60-64

11412

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

26571

Females

11403

F60-64

11403

15K→20K

9.3 - 12.4 mi

Top 100%
×5story building
+106ft-86ft

Overall

26513

Females

11362

F60-64

11362

20K→Half

12.4 - 13.1 mi

Top 100%
×2story building
+19ft-37ft

Overall

26537

Females

11380

F60-64

11380

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

26373

Females

11287

F60-64

11287

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26173

Females

11182

F60-64

11182

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

26120

Females

11188

F60-64

11188

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25786

Females

10997

F60-64

10997

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

26317

Females

11287

F60-64

11287

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

26038

Females

11156

F60-64

11156

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

26125

Females

11221

F60-64

11221

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25869

Females

11114

F60-64

11114

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25759

Females

11059

F60-64

11059

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

26208

Females

11272

F60-64

11272

Passing Analysis

Category:
Athletes Passed
64
Passed By
46
Net Change
+18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26586
5K → 10K218-16#26586#26602
10K → 15K64+2#26602#26600
15K → 20K81+7#26600#26593
20K → Half14-3#26593#26596
Half → 25K31+2#26596#26594
25K → 30K104+6#26594#26588
30K → 20M330#26588#26588
20M → 21M80+8#26588#26580
21M → 35K12-1#26580#26581
35K → 23M20+2#26581#26579
23M → 24M14-3#26579#26582
24M → 40K121+11#26582#26571
40K → 25.2M41+3#26571#26568
25.2M → Finish330#26568#26568
TOTALS6446+18
📊

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