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BOSTON MARATHON 2023

Heather Francis

Bib: 19907•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 44%
Masters (Masters Women)
#0 / 6539
Top 32%
Division (F45-49)
#0 / 1817
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:49
Rank: #13947
Start → 5K
24:49 | 7:59/mi
10K· 6.21 mi
49:21
Rank: #13937 (+10)
5K → 10K
24:32 | 7:54/mi
15K· 9.32 mi
1:14:18
Rank: #14151 (-214)
10K → 15K
24:57 | 8:02/mi
20K· 12.43 mi
1:40:22
Rank: #14703 (-552)
15K → 20K
26:04 | 8:23/mi
Half· 13.11 mi
1:45:57
Rank: #14748 (-45)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:06:26
Rank: #14914 (-166)
Half → 25K
20:29 | 8:27/mi
30K· 18.64 mi
2:33:55
Rank: #15176 (-262)
25K → 30K
27:29 | 8:51/mi
20M
2:45:45
Rank: #15150 (+26)
30K → 20M
11:50 | 8:42/mi
21M
2:55:19
Rank: #15201 (-51)
20M → 21M
9:34 | 9:34/mi
35K· 21.75 mi
3:01:30
Rank: #15146 (+55)
21M → 35K
6:11 | 8:16/mi
23M
3:12:30
Rank: #15093 (+53)
35K → 23M
11:00 | 8:47/mi
24M
3:21:02
Rank: #15061 (+32)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:28:32
Rank: #15040 (+21)
24M → 40K
7:30 | 8:46/mi
25.2M
3:31:50
Rank: #15044 (-4)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:40:43
Rank: #15116 (-72)
25.2M → Finish
8:53 | 8:43/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:57
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:54:46
Pace8:45 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3124:497:5924:49
7:59
-
10K
6.21 mi11:41:0349:217:5724:32
7:54
-0:05
15K
9.32 mi12:06:001:14:187:5824:57
8:02
+0:08
20K
12.43 mi12:32:041:40:228:0526:04
8:23
+0:21
Half
13.11 mi12:37:391:45:578:055:35
8:11
-0:12
25K
15.53 mi12:58:082:06:268:0820:29
8:27
+0:16
30K
18.64 mi13:25:372:33:558:1527:29
8:51
+0:24
20M
20.00 mi13:37:272:45:458:1711:50
8:42
-0:09
21M
21.00 mi13:47:012:55:198:219:34
9:34
+0:52
35K
21.75 mi13:53:123:01:308:216:11
8:16
-1:18
23M
23.00 mi14:04:123:12:308:2211:00
8:47
+0:31
24M
24.00 mi14:12:443:21:028:238:32
8:32
-0:15
40K
24.85 mi14:20:143:28:328:237:30
8:46
+0:14
25.2M
25.20 mi14:23:323:31:508:243:18
9:34
+0:48
Finish
26.22 mi14:32:253:40:438:258:53
8:43
-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

7:54 /mi

Average Pace

8:25 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:04

39% of race

Time at Steady Pace

1:23:18

38% of race

Time at Slower Pace

51:21

23% of race

Average Pace: 8:25 /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 mi11:16:3124:497:5924:49
7:59
#13947
10K
6.21 mi11:41:0349:217:5724:32
7:54
#13937
15K
9.32 mi12:06:001:14:187:5824:57
8:02
#14151
20K
12.43 mi12:32:041:40:228:0526:04
8:23
#14703
Half
13.11 mi12:37:391:45:578:055:35
8:11
#14748
25K
15.53 mi12:58:082:06:268:0820:29
8:27
#14914
30K
18.64 mi13:25:372:33:558:1527:29
8:51
#15176
20M
20.00 mi13:37:272:45:458:1711:50
8:42
#15150
21M
21.00 mi13:47:012:55:198:219:34
9:34
#15201
35K
21.75 mi13:53:123:01:308:216:11
8:16
#15146
23M
23.00 mi14:04:123:12:308:2211:00
8:47
#15093
24M
24.00 mi14:12:443:21:028:238:32
8:32
#15061
40K
24.85 mi14:20:143:28:328:237:30
8:46
#15040
25.2M
25.20 mi14:23:323:31:508:243:18
9:34
#15044
Finish
26.22 mi14:32:253:40:438:258:53
8:43
#15116
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi139474001400114659(Top 55%)4483(Top 39%)4483(Top 247%)
10K6.21 mi3.10 mi13937+104002-14002-113978(Top 53%)4034(Top 35%)4034(Top 222%)
15K9.32 mi3.11 mi14151-2144152-1504152-15014659(Top 55%)4483(Top 39%)4483(Top 247%)
20K12.43 mi3.11 mi14703-5524497-3454497-34516194(Top 61%)5463(Top 48%)5463(Top 301%)
Half13.11 mi0.68 mi14748-454526-294526-2915723(Top 59%)5129(Top 45%)5129(Top 282%)
25K15.53 mi2.42 mi14914-1664657-1314657-13115901(Top 60%)5376(Top 47%)5376(Top 296%)
30K18.64 mi3.11 mi15176-2624869-2124869-21216352(Top 61%)5696(Top 50%)5696(Top 313%)
20M20.00 mi1.36 mi15150+264870-14870-114915(Top 56%)4942(Top 43%)4942(Top 272%)
21M21.00 mi1.00 mi15201-514926-564926-5616280(Top 61%)5782(Top 51%)5782(Top 318%)
35K21.75 mi0.75 mi15146+554911+154911+1513949(Top 52%)4540(Top 40%)4540(Top 250%)
23M23.00 mi1.25 mi15093+534900+114900+1114929(Top 56%)5129(Top 45%)5129(Top 282%)
24M24.00 mi1.00 mi15061+324889+114889+1114697(Top 55%)5065(Top 44%)5065(Top 279%)
40K24.85 mi0.85 mi15040+214902-134902-1314954(Top 56%)5269(Top 46%)5269(Top 290%)
25.2M25.20 mi0.35 mi15044-44915-134915-1315544(Top 58%)5605(Top 49%)5605(Top 308%)
Finish26.22 mi1.02 mi15116-724978-634978-6316583(Top 62%)6137(Top 54%)6137(Top 338%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14659

Females

4483

F45-49

4483

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

13978

Females

4034

F45-49

4034

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14659

Females

4483

F45-49

4483

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

16194

Females

5463

F45-49

5463

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15723

Females

5129

F45-49

5129

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15901

Females

5376

F45-49

5376

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

16352

Females

5696

F45-49

5696

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14915

Females

4942

F45-49

4942

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16280

Females

5782

F45-49

5782

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13949

Females

4540

F45-49

4540

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

14929

Females

5129

F45-49

5129

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14697

Females

5065

F45-49

5065

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14954

Females

5269

F45-49

5269

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15544

Females

5605

F45-49

5605

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16583

Females

6137

F45-49

6137

Passing Analysis

Category:
Athletes Passed
1246
Passed By
2415
Net Change
-1169
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13947
5K → 10K288278+10#13947#13937
10K → 15K120334-214#13937#14151
15K → 20K67619-552#14151#14703
20K → Half1156-45#14703#14748
Half → 25K102268-166#14748#14914
25K → 30K97359-262#14914#15176
30K → 20M9569+26#15176#15150
20M → 21M76127-51#15150#15201
21M → 35K7419+55#15201#15146
35K → 23M9744+53#15146#15093
23M → 24M7745+32#15093#15061
24M → 40K7453+21#15061#15040
40K → 25.2M3438-4#15040#15044
25.2M → Finish34106-72#15044#15116
TOTALS12462415-1169
📊

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