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BOSTON MARATHON 2023

Ana Greenwood

Bib: 19912•F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:19
Rank: #17378
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
51:45
Rank: #16713 (+665)
5K → 10K
25:26 | 8:11/mi
15K· 9.32 mi
1:17:22
Rank: #16526 (+187)
10K → 15K
25:37 | 8:15/mi
20K· 12.43 mi
1:43:40
Rank: #16580 (-54)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:49:21
Rank: #16585 (-5)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:10:07
Rank: #16583 (+2)
Half → 25K
20:46 | 8:34/mi
30K· 18.64 mi
2:39:24
Rank: #17066 (-483)
25K → 30K
29:17 | 9:26/mi
20M
2:52:05
Rank: #17162 (-96)
30K → 20M
12:41 | 9:20/mi
21M
3:02:51
Rank: #17432 (-270)
20M → 21M
10:46 | 10:46/mi
35K· 21.75 mi
3:09:55
Rank: #17544 (-112)
21M → 35K
7:04 | 9:27/mi
23M
3:21:48
Rank: #17609 (-65)
35K → 23M
11:53 | 9:29/mi
24M
3:31:03
Rank: #17674 (-65)
23M → 24M
9:15 | 9:15/mi
40K· 24.85 mi
3:40:07
Rank: #17927 (-253)
24M → 40K
9:04 | 10:36/mi
25.2M
3:44:02
Rank: #18023 (-96)
40K → 25.2M
3:55 | 11:21/mi
Finish· 26.22 mi
3:54:55
Rank: #18360 (-337)
25.2M → Finish
10:53 | 10:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:21
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:05:34
Pace9:35 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4526:198:2826:19
8:28
-
10K
6.21 mi11:46:1151:458:2025:26
8:11
-0:17
15K
9.32 mi12:11:481:17:228:1825:37
8:15
+0:04
20K
12.43 mi12:38:061:43:408:2126:18
8:28
+0:13
Half
13.11 mi12:43:471:49:218:205:41
8:20
-0:08
25K
15.53 mi13:04:332:10:078:2320:46
8:34
+0:14
30K
18.64 mi13:33:502:39:248:3329:17
9:26
+0:52
20M
20.00 mi13:46:312:52:058:3612:41
9:20
-0:06
21M
21.00 mi13:57:173:02:518:4210:46
10:46
+1:26
35K
21.75 mi14:04:213:09:558:447:04
9:27
-1:19
23M
23.00 mi14:16:143:21:488:4611:53
9:29
+0:02
24M
24.00 mi14:25:293:31:038:489:15
9:15
-0:14
40K
24.85 mi14:34:333:40:078:519:04
10:36
+1:21
25.2M
25.20 mi14:38:283:44:028:533:55
11:21
+0:45
Finish
26.22 mi14:49:213:54:558:5810:53
10:41
-0:40

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

8:11 /mi

Average Pace

8:58 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:07

55% of race

Time at Steady Pace

1:10:10

30% of race

Time at Slower Pace

34:38

15% of race

Average Pace: 8:58 /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 mi11:20:4526:198:2826:19
8:28
#17378
10K
6.21 mi11:46:1151:458:2025:26
8:11
#16713
15K
9.32 mi12:11:481:17:228:1825:37
8:15
#16526
20K
12.43 mi12:38:061:43:408:2126:18
8:28
#16580
Half
13.11 mi12:43:471:49:218:205:41
8:20
#16585
25K
15.53 mi13:04:332:10:078:2320:46
8:34
#16583
30K
18.64 mi13:33:502:39:248:3329:17
9:26
#17066
20M
20.00 mi13:46:312:52:058:3612:41
9:20
#17162
21M
21.00 mi13:57:173:02:518:4210:46
10:46
#17432
35K
21.75 mi14:04:213:09:558:447:04
9:27
#17544
23M
23.00 mi14:16:143:21:488:4611:53
9:29
#17609
24M
24.00 mi14:25:293:31:038:489:15
9:15
#17674
40K
24.85 mi14:34:333:40:078:519:04
10:36
#17927
25.2M
25.20 mi14:38:283:44:028:533:55
11:21
#18023
Finish
26.22 mi14:49:213:54:558:5810:53
10:41
#18360
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi173786183618316205(Top 61%)5421(Top 47%)5421(Top 289%)
10K6.21 mi3.10 mi16713+6655719+4645719+46416174(Top 61%)5389(Top 47%)5389(Top 287%)
15K9.32 mi3.11 mi16526+1875616+1035616+10316205(Top 61%)5421(Top 47%)5421(Top 289%)
20K12.43 mi3.11 mi16580-545670-545670-5416644(Top 63%)5730(Top 50%)5730(Top 305%)
Half13.11 mi0.68 mi16585-55672-25672-216753(Top 63%)5764(Top 50%)5764(Top 307%)
25K15.53 mi2.42 mi16583+25686-145686-1416615(Top 62%)5789(Top 51%)5789(Top 308%)
30K18.64 mi3.11 mi17066-4836005-3196005-31919154(Top 72%)7278(Top 64%)7278(Top 388%)
20M20.00 mi1.36 mi17162-966078-736078-7318172(Top 68%)6835(Top 60%)6835(Top 364%)
21M21.00 mi1.00 mi17432-2706252-1746252-17420301(Top 76%)8089(Top 71%)8089(Top 431%)
35K21.75 mi0.75 mi17544-1126337-856337-8519700(Top 74%)7754(Top 68%)7754(Top 413%)
23M23.00 mi1.25 mi17609-656385-486385-4818317(Top 69%)7023(Top 61%)7023(Top 374%)
24M24.00 mi1.00 mi17674-656439-546439-5418274(Top 69%)7042(Top 62%)7042(Top 375%)
40K24.85 mi0.85 mi17927-2536593-1546593-15421471(Top 81%)8879(Top 78%)8879(Top 473%)
25.2M25.20 mi0.35 mi18023-966657-646657-6421261(Top 80%)8724(Top 76%)8724(Top 465%)
Finish26.22 mi1.02 mi18360-3376856-1996856-19923385(Top 88%)9848(Top 86%)9848(Top 524%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16205

Females

5421

F40-44

5421

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

16174

Females

5389

F40-44

5389

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16205

Females

5421

F40-44

5421

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16644

Females

5730

F40-44

5730

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16753

Females

5764

F40-44

5764

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16615

Females

5789

F40-44

5789

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19154

Females

7278

F40-44

7278

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18172

Females

6835

F40-44

6835

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

20301

Females

8089

F40-44

8089

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19700

Females

7754

F40-44

7754

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

18317

Females

7023

F40-44

7023

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18274

Females

7042

F40-44

7042

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21471

Females

8879

F40-44

8879

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21261

Females

8724

F40-44

8724

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23385

Females

9848

F40-44

9848

Passing Analysis

Category:
Athletes Passed
1711
Passed By
2693
Net Change
-982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17378
5K → 10K770105+665#17378#16713
10K → 15K315128+187#16713#16526
15K → 20K151205-54#16526#16580
20K → Half3035-5#16580#16585
Half → 25K139137+2#16585#16583
25K → 30K70553-483#16583#17066
30K → 20M50146-96#17066#17162
20M → 21M24294-270#17162#17432
21M → 35K32144-112#17432#17544
35K → 23M63128-65#17544#17609
23M → 24M42107-65#17609#17674
24M → 40K11264-253#17674#17927
40K → 25.2M6102-96#17927#18023
25.2M → Finish8345-337#18023#18360
TOTALS17112693-982
📊

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