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BOSTON MARATHON 2023

Sara Dowling

Bib: 15699•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:27
Rank: #19670
Start → 5K
27:27 | 8:50/mi
10K· 6.21 mi
55:39
Rank: #20446 (-776)
5K → 10K
28:12 | 9:05/mi
15K· 9.32 mi
1:23:51
Rank: #20558 (-112)
10K → 15K
28:12 | 9:05/mi
20K· 12.43 mi
1:52:39
Rank: #20637 (-79)
15K → 20K
28:48 | 9:16/mi
Half· 13.11 mi
1:58:56
Rank: #20657 (-20)
20K → Half
6:17 | 9:13/mi
25K· 15.53 mi
2:21:14
Rank: #20524 (+133)
Half → 25K
22:18 | 9:12/mi
30K· 18.64 mi
2:54:51
Rank: #21109 (-585)
25K → 30K
33:37 | 10:49/mi
20M
3:09:06
Rank: #21139 (-30)
30K → 20M
14:15 | 10:29/mi
21M
3:20:08
Rank: #21134 (+5)
20M → 21M
11:02 | 11:02/mi
35K· 21.75 mi
3:28:23
Rank: #21242 (-108)
21M → 35K
8:15 | 11:02/mi
23M
3:46:42
Rank: #21894 (-652)
35K → 23M
18:19 | 14:38/mi
24M
4:03:56
Rank: #22564 (-670)
23M → 24M
17:14 | 17:14/mi
40K· 24.85 mi
4:15:50
Rank: #22768 (-204)
24M → 40K
11:54 | 13:55/mi
25.2M
4:19:58
Rank: #22772 (-4)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:30:39
Rank: #22780 (-8)
25.2M → Finish
10:41 | 10:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:56
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:31:43
Pace11:34 /mi
📊Positive Split: 27.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:4427:278:5027:27
8:50
-
10K
6.21 mi11:25:5655:398:5728:12
9:05
+0:15
15K
9.32 mi11:54:081:23:519:0028:12
9:05
0:00
20K
12.43 mi12:22:561:52:399:0428:48
9:16
+0:11
Half
13.11 mi12:29:131:58:569:046:17
9:13
-0:03
25K
15.53 mi12:51:312:21:149:0622:18
9:12
-0:01
30K
18.64 mi13:25:082:54:519:2333:37
10:49
+1:37
20M
20.00 mi13:39:233:09:069:2714:15
10:29
-0:20
21M
21.00 mi13:50:253:20:089:3211:02
11:02
+0:33
35K
21.75 mi13:58:403:28:239:358:15
11:02
0:00
23M
23.00 mi14:16:593:46:429:5118:19
14:38
+3:36
24M
24.00 mi14:34:134:03:5610:1017:14
17:14
+2:36
40K
24.85 mi14:46:074:15:5010:1811:54
13:55
-3:19
25.2M
25.20 mi14:50:154:19:5810:194:08
11:59
-1:56
Finish
26.22 mi15:00:564:30:3910:2010:41
10:29
-1:30

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

8:50 /mi

Average Pace

10:20 /mi

Slowest Pace

17:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:14

52% of race

Time at Steady Pace

1:17:50

29% of race

Time at Slower Pace

51:35

19% of race

Average Pace: 10:19 /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 mi10:57:4427:278:5027:27
8:50
#19670
10K
6.21 mi11:25:5655:398:5728:12
9:05
#20446
15K
9.32 mi11:54:081:23:519:0028:12
9:05
#20558
20K
12.43 mi12:22:561:52:399:0428:48
9:16
#20637
Half
13.11 mi12:29:131:58:569:046:17
9:13
#20657
25K
15.53 mi12:51:312:21:149:0622:18
9:12
#20524
30K
18.64 mi13:25:082:54:519:2333:37
10:49
#21109
20M
20.00 mi13:39:233:09:069:2714:15
10:29
#21139
21M
21.00 mi13:50:253:20:089:3211:02
11:02
#21134
35K
21.75 mi13:58:403:28:239:358:15
11:02
#21242
23M
23.00 mi14:16:593:46:429:5118:19
14:38
#21894
24M
24.00 mi14:34:134:03:5610:1017:14
17:14
#22564
40K
24.85 mi14:46:074:15:5010:1811:54
13:55
#22768
25.2M
25.20 mi14:50:154:19:5810:194:08
11:59
#22772
Finish
26.22 mi15:00:564:30:3910:2010:41
10:29
#22780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi196707622762220856(Top 78%)8161(Top 71%)8161(Top 167%)
10K6.21 mi3.10 mi20446-7768002-3808002-38021190(Top 80%)8381(Top 73%)8381(Top 172%)
15K9.32 mi3.11 mi20558-1128051-498051-4920856(Top 78%)8161(Top 71%)8161(Top 167%)
20K12.43 mi3.11 mi20637-798076-258076-2520873(Top 78%)8156(Top 71%)8156(Top 167%)
Half13.11 mi0.68 mi20657-208079-38079-321237(Top 80%)8385(Top 73%)8385(Top 172%)
25K15.53 mi2.42 mi20524+1337999+807999+8019847(Top 75%)7615(Top 67%)7615(Top 156%)
30K18.64 mi3.11 mi21109-5858342-3438342-34322829(Top 86%)9367(Top 82%)9367(Top 192%)
20M20.00 mi1.36 mi21139-308382-408382-4021714(Top 82%)8821(Top 77%)8821(Top 181%)
21M21.00 mi1.00 mi21134+58393-118393-1120910(Top 79%)8409(Top 74%)8409(Top 172%)
35K21.75 mi0.75 mi21242-1088453-608453-6023360(Top 88%)9794(Top 86%)9794(Top 201%)
23M23.00 mi1.25 mi21894-6528812-3598812-35926170(Top 98%)11225(Top 98%)11225(Top 230%)
24M24.00 mi1.00 mi22564-6709199-3879199-38726585(Top 100%)11408(Top 100%)11408(Top 234%)
40K24.85 mi0.85 mi22768-2049318-1199318-11925642(Top 96%)10994(Top 96%)10994(Top 225%)
25.2M25.20 mi0.35 mi22772-49320-29320-222498(Top 85%)9398(Top 82%)9398(Top 192%)
Finish26.22 mi1.02 mi22780-89332-129332-1222976(Top 86%)9637(Top 84%)9637(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

20856

Females

8161

F18-39

8161

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21190

Females

8381

F18-39

8381

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

20856

Females

8161

F18-39

8161

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20873

Females

8156

F18-39

8156

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

21237

Females

8385

F18-39

8385

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19847

Females

7615

F18-39

7615

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22829

Females

9367

F18-39

9367

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21714

Females

8821

F18-39

8821

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

20910

Females

8409

F18-39

8409

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23360

Females

9794

F18-39

9794

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

26170

Females

11225

F18-39

11225

23M→24M

23.0 - 24.0 mi

Top 100%
×6stories
+12ft-82ft

Overall

26585

Females

11408

F18-39

11408

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25642

Females

10994

F18-39

10994

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22498

Females

9398

F18-39

9398

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22976

Females

9637

F18-39

9637

Passing Analysis

Category:
Athletes Passed
756
Passed By
3866
Net Change
-3110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19670
5K → 10K67843-776#19670#20446
10K → 15K138250-112#20446#20558
15K → 20K135214-79#20558#20637
20K → Half1838-20#20637#20657
Half → 25K17340+133#20657#20524
25K → 30K34619-585#20524#21109
30K → 20M5585-30#21109#21139
20M → 21M6661+5#21139#21134
21M → 35K14122-108#21134#21242
35K → 23M7659-652#21242#21894
23M → 24M1671-670#21894#22564
24M → 40K4208-204#22564#22768
40K → 25.2M1317-4#22768#22772
25.2M → Finish3139-8#22772#22780
TOTALS7563866-3110
📊

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