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BOSTON MARATHON 2023

Ann Smith

Bib: 24759•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:14
Rank: #25182
Start → 5K
33:14 | 10:42/mi
10K· 6.21 mi
1:09:05
Rank: #25744 (-562)
5K → 10K
35:51 | 11:32/mi
15K· 9.32 mi
1:46:20
Rank: #25896 (-152)
10K → 15K
37:15 | 11:59/mi
20K· 12.43 mi
2:25:47
Rank: #25981 (-85)
15K → 20K
39:27 | 12:42/mi
Half· 13.11 mi
2:34:04
Rank: #25977 (+4)
20K → Half
8:17 | 12:08/mi
25K· 15.53 mi
3:07:32
Rank: #26060 (-83)
Half → 25K
33:28 | 13:48/mi
30K· 18.64 mi
3:51:10
Rank: #26075 (-15)
25K → 30K
43:38 | 14:03/mi
20M
4:10:35
Rank: #26083 (-8)
30K → 20M
19:25 | 14:17/mi
21M
4:27:06
Rank: #26112 (-29)
20M → 21M
16:31 | 16:31/mi
35K· 21.75 mi
4:36:27
Rank: #26088 (+24)
21M → 35K
9:21 | 12:30/mi
23M
4:53:00
Rank: #26067 (+21)
35K → 23M
16:33 | 13:13/mi
24M
5:05:22
Rank: #26028 (+39)
23M → 24M
12:22 | 12:22/mi
40K· 24.85 mi
5:17:26
Rank: #26026 (+2)
24M → 40K
12:04 | 14:07/mi
25.2M
5:22:11
Rank: #26017 (+9)
40K → 25.2M
4:45 | 13:46/mi
Finish· 26.22 mi
5:35:21
Rank: #26028 (-11)
25.2M → Finish
13:10 | 12:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:34:04
Pace11:45 /mi
2nd Half
Distance13.11 mi
Time3:01:17
Pace13:50 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:4933:1410:4233:14
10:42
-
10K
6.21 mi12:33:401:09:0511:0735:51
11:32
+0:50
15K
9.32 mi13:10:551:46:2011:2537:15
11:59
+0:27
20K
12.43 mi13:50:222:25:4711:4439:27
12:42
+0:43
Half
13.11 mi13:58:392:34:0411:458:17
12:08
-0:34
25K
15.53 mi14:32:073:07:3212:0433:28
13:48
+1:40
30K
18.64 mi15:15:453:51:1012:2443:38
14:03
+0:15
20M
20.00 mi15:35:104:10:3512:3219:25
14:17
+0:14
21M
21.00 mi15:51:414:27:0612:4316:31
16:31
+2:14
35K
21.75 mi16:01:024:36:2712:439:21
12:30
-4:01
23M
23.00 mi16:17:354:53:0012:4416:33
13:13
+0:43
24M
24.00 mi16:29:575:05:2212:4312:22
12:22
-0:51
40K
24.85 mi16:42:015:17:2612:4612:04
14:07
+1:45
25.2M
25.20 mi16:46:465:22:1112:474:45
13:46
-0:21
Finish
26.22 mi16:59:565:35:2112:4813:10
12:55
-0:51

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

10:42 /mi

Average Pace

12:48 /mi

Slowest Pace

16:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:37

34% of race

Time at Steady Pace

1:30:53

27% of race

Time at Slower Pace

2:09:51

39% of race

Average Pace: 12:47 /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 mi11:57:4933:1410:4233:14
10:42
#25182
10K
6.21 mi12:33:401:09:0511:0735:51
11:32
#25744
15K
9.32 mi13:10:551:46:2011:2537:15
11:59
#25896
20K
12.43 mi13:50:222:25:4711:4439:27
12:42
#25981
Half
13.11 mi13:58:392:34:0411:458:17
12:08
#25977
25K
15.53 mi14:32:073:07:3212:0433:28
13:48
#26060
30K
18.64 mi15:15:453:51:1012:2443:38
14:03
#26075
20M
20.00 mi15:35:104:10:3512:3219:25
14:17
#26083
21M
21.00 mi15:51:414:27:0612:4316:31
16:31
#26112
35K
21.75 mi16:01:024:36:2712:439:21
12:30
#26088
23M
23.00 mi16:17:354:53:0012:4416:33
13:13
#26067
24M
24.00 mi16:29:575:05:2212:4312:22
12:22
#26028
40K
24.85 mi16:42:015:17:2612:4612:04
14:07
#26026
25.2M
25.20 mi16:46:465:22:1112:474:45
13:46
#26017
Finish
26.22 mi16:59:565:35:2112:4813:10
12:55
#26028
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi25182105361053626052(Top 98%)11074(Top 97%)11074(Top 917%)
10K6.21 mi3.10 mi25744-56210888-35210888-35226000(Top 98%)11042(Top 97%)11042(Top 915%)
15K9.32 mi3.11 mi25896-15210977-8910977-8926052(Top 98%)11074(Top 97%)11074(Top 917%)
20K12.43 mi3.11 mi25981-8511028-5111028-5126080(Top 98%)11100(Top 97%)11100(Top 920%)
Half13.11 mi0.68 mi25977+411023+511023+525969(Top 98%)11043(Top 97%)11043(Top 915%)
25K15.53 mi2.42 mi26060-8311080-5711080-5726259(Top 99%)11222(Top 98%)11222(Top 930%)
30K18.64 mi3.11 mi26075-1511102-2211102-2226054(Top 98%)11128(Top 97%)11128(Top 922%)
20M20.00 mi1.36 mi26083-811105-311105-325998(Top 98%)11126(Top 97%)11126(Top 922%)
21M21.00 mi1.00 mi26112-2911128-2311128-2326346(Top 99%)11292(Top 99%)11292(Top 936%)
35K21.75 mi0.75 mi26088+2411120+811120+825186(Top 95%)10754(Top 94%)10754(Top 891%)
23M23.00 mi1.25 mi26067+2111109+1111109+1125295(Top 95%)10792(Top 94%)10792(Top 894%)
24M24.00 mi1.00 mi26028+3911086+2311086+2324921(Top 94%)10643(Top 93%)10643(Top 882%)
40K24.85 mi0.85 mi26026+211087-111087-125744(Top 97%)11047(Top 97%)11047(Top 915%)
25.2M25.20 mi0.35 mi26017+911083+411083+424829(Top 93%)10609(Top 93%)10609(Top 879%)
Finish26.22 mi1.02 mi26028-1111093-1011093-1025940(Top 97%)11141(Top 98%)11141(Top 923%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

26052

Females

11074

F50-54

11074

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

26000

Females

11042

F50-54

11042

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

26052

Females

11074

F50-54

11074

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

26080

Females

11100

F50-54

11100

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

25969

Females

11043

F50-54

11043

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

26259

Females

11222

F50-54

11222

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

26054

Females

11128

F50-54

11128

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

25998

Females

11126

F50-54

11126

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

26346

Females

11292

F50-54

11292

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25186

Females

10754

F50-54

10754

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

25295

Females

10792

F50-54

10792

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

24921

Females

10643

F50-54

10643

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25744

Females

11047

F50-54

11047

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24829

Females

10609

F50-54

10609

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

25940

Females

11141

F50-54

11141

Passing Analysis

Category:
Athletes Passed
291
Passed By
1137
Net Change
-846
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25182
5K → 10K19581-562#25182#25744
10K → 15K33185-152#25744#25896
15K → 20K19104-85#25896#25981
20K → Half1814+4#25981#25977
Half → 25K1396-83#25977#26060
25K → 30K3752-15#26060#26075
30K → 20M1725-8#26075#26083
20M → 21M1039-29#26083#26112
21M → 35K251+24#26112#26088
35K → 23M309+21#26088#26067
23M → 24M401+39#26067#26028
24M → 40K1210+2#26028#26026
40K → 25.2M101+9#26026#26017
25.2M → Finish819-11#26017#26028
TOTALS2911137-846
📊

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