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BOSTON MARATHON 2023

Sara Richardson

Bib: 22702•F

MT

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:52
Rank: #18562
Start → 5K
26:52 | 8:39/mi
10K· 6.21 mi
53:20
Rank: #18443 (+119)
5K → 10K
26:28 | 8:31/mi
15K· 9.32 mi
1:20:30
Rank: #18684 (-241)
10K → 15K
27:10 | 8:45/mi
20K· 12.43 mi
1:48:08
Rank: #18796 (-112)
15K → 20K
27:38 | 8:54/mi
Half· 13.11 mi
1:54:05
Rank: #18805 (-9)
20K → Half
5:57 | 8:43/mi
25K· 15.53 mi
2:16:25
Rank: #19000 (-195)
Half → 25K
22:20 | 9:13/mi
30K· 18.64 mi
2:46:01
Rank: #19138 (-138)
25K → 30K
29:36 | 9:32/mi
20M
2:59:29
Rank: #19243 (-105)
30K → 20M
13:28 | 9:55/mi
21M
3:09:58
Rank: #19271 (-28)
20M → 21M
10:29 | 10:29/mi
35K· 21.75 mi
3:17:28
Rank: #19367 (-96)
21M → 35K
7:30 | 10:01/mi
23M
3:29:48
Rank: #19406 (-39)
35K → 23M
12:20 | 9:51/mi
24M
3:39:20
Rank: #19408 (-2)
23M → 24M
9:32 | 9:32/mi
40K· 24.85 mi
3:48:21
Rank: #19528 (-120)
24M → 40K
9:01 | 10:33/mi
25.2M
3:52:00
Rank: #19533 (-5)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:01:48
Rank: #19580 (-47)
25.2M → Finish
9:48 | 9:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:05
Pace8:42 /mi
2nd Half
Distance13.11 mi
Time2:07:43
Pace9:45 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:5126:528:3926:52
8:39
-
10K
6.21 mi11:48:1953:208:3526:28
8:31
-0:08
15K
9.32 mi12:15:291:20:308:3827:10
8:45
+0:14
20K
12.43 mi12:43:071:48:088:4227:38
8:54
+0:09
Half
13.11 mi12:49:041:54:058:425:57
8:43
-0:11
25K
15.53 mi13:11:242:16:258:4722:20
9:13
+0:30
30K
18.64 mi13:41:002:46:018:5429:36
9:32
+0:19
20M
20.00 mi13:54:282:59:298:5813:28
9:55
+0:23
21M
21.00 mi14:04:573:09:589:0310:29
10:29
+0:34
35K
21.75 mi14:12:273:17:289:057:30
10:01
-0:28
23M
23.00 mi14:24:473:29:489:0712:20
9:51
-0:10
24M
24.00 mi14:34:193:39:209:089:32
9:32
-0:19
40K
24.85 mi14:43:203:48:219:119:01
10:33
+1:01
25.2M
25.20 mi14:46:593:52:009:123:39
10:35
+0:02
Finish
26.22 mi14:56:474:01:489:149:48
9:37
-0:58

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

8:31 /mi

Average Pace

9:14 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:05

47% of race

Time at Steady Pace

1:23:36

35% of race

Time at Slower Pace

44:07

18% of race

Average Pace: 9:13 /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 mi11:21:5126:528:3926:52
8:39
#18562
10K
6.21 mi11:48:1953:208:3526:28
8:31
#18443
15K
9.32 mi12:15:291:20:308:3827:10
8:45
#18684
20K
12.43 mi12:43:071:48:088:4227:38
8:54
#18796
Half
13.11 mi12:49:041:54:058:425:57
8:43
#18805
25K
15.53 mi13:11:242:16:258:4722:20
9:13
#19000
30K
18.64 mi13:41:002:46:018:5429:36
9:32
#19138
20M
20.00 mi13:54:282:59:298:5813:28
9:55
#19243
21M
21.00 mi14:04:573:09:589:0310:29
10:29
#19271
35K
21.75 mi14:12:273:17:289:057:30
10:01
#19367
23M
23.00 mi14:24:473:29:489:0712:20
9:51
#19406
24M
24.00 mi14:34:193:39:209:089:32
9:32
#19408
40K
24.85 mi14:43:203:48:219:119:01
10:33
#19528
25.2M
25.20 mi14:46:593:52:009:123:39
10:35
#19533
Finish
26.22 mi14:56:474:01:489:149:48
9:37
#19580
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi185626913691319213(Top 72%)7225(Top 63%)7225(Top 398%)
10K6.21 mi3.10 mi18443+1196790+1236790+12318380(Top 69%)6710(Top 59%)6710(Top 369%)
15K9.32 mi3.11 mi18684-2416932-1426932-14219213(Top 72%)7225(Top 63%)7225(Top 398%)
20K12.43 mi3.11 mi18796-1126998-666998-6619190(Top 72%)7205(Top 63%)7205(Top 397%)
Half13.11 mi0.68 mi18805-97007-97007-919121(Top 72%)7163(Top 63%)7163(Top 394%)
25K15.53 mi2.42 mi19000-1957121-1147121-11419901(Top 75%)7637(Top 67%)7637(Top 420%)
30K18.64 mi3.11 mi19138-1387219-987219-9819534(Top 73%)7494(Top 66%)7494(Top 412%)
20M20.00 mi1.36 mi19243-1057297-787297-7820212(Top 76%)7985(Top 70%)7985(Top 439%)
21M21.00 mi1.00 mi19271-287326-297326-2919561(Top 73%)7679(Top 67%)7679(Top 423%)
35K21.75 mi0.75 mi19367-967386-607386-6021340(Top 80%)8670(Top 76%)8670(Top 477%)
23M23.00 mi1.25 mi19406-397407-217407-2119576(Top 74%)7728(Top 68%)7728(Top 425%)
24M24.00 mi1.00 mi19408-27425-187425-1819346(Top 73%)7636(Top 67%)7636(Top 420%)
40K24.85 mi0.85 mi19528-1207507-827507-8221317(Top 80%)8782(Top 77%)8782(Top 483%)
25.2M25.20 mi0.35 mi19533-57514-77514-719390(Top 73%)7724(Top 68%)7724(Top 425%)
Finish26.22 mi1.02 mi19580-477550-367550-3620549(Top 77%)8317(Top 73%)8317(Top 458%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21stories
+97ft-345ft

Overall

19213

Females

7225

F45-49

7225

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

18380

Females

6710

F45-49

6710

10K→15K

6.2 - 9.3 mi

Top 72%
×3stories
+67ft-78ft

Overall

19213

Females

7225

F45-49

7225

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19190

Females

7205

F45-49

7205

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19121

Females

7163

F45-49

7163

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19901

Females

7637

F45-49

7637

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19534

Females

7494

F45-49

7494

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20212

Females

7985

F45-49

7985

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

19561

Females

7679

F45-49

7679

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21340

Females

8670

F45-49

8670

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19576

Females

7728

F45-49

7728

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19346

Females

7636

F45-49

7636

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21317

Females

8782

F45-49

8782

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19390

Females

7724

F45-49

7724

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20549

Females

8317

F45-49

8317

Passing Analysis

Category:
Athletes Passed
1166
Passed By
2184
Net Change
-1018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18562
5K → 10K402283+119#18562#18443
10K → 15K95336-241#18443#18684
15K → 20K128240-112#18684#18796
20K → Half2433-9#18796#18805
Half → 25K74269-195#18805#19000
25K → 30K117255-138#19000#19138
30K → 20M53158-105#19138#19243
20M → 21M73101-28#19243#19271
21M → 35K18114-96#19271#19367
35K → 23M64103-39#19367#19406
23M → 24M5557-2#19406#19408
24M → 40K20140-120#19408#19528
40K → 25.2M1722-5#19528#19533
25.2M → Finish2673-47#19533#19580
TOTALS11662184-1018
📊

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