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BOSTON MARATHON 2023

Meg Griffith

Bib: 11561•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 34%
Gender (Female)
#0 / 11423
Top 14%
Division (F18-39)
#0 / 4884
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:14
Rank: #7236
Start → 5K
22:14 | 7:09/mi
10K· 6.21 mi
43:59
Rank: #6981 (+255)
5K → 10K
21:45 | 7:00/mi
15K· 9.32 mi
1:06:06
Rank: #7054 (-73)
10K → 15K
22:07 | 7:07/mi
20K· 12.43 mi
1:28:53
Rank: #7234 (-180)
15K → 20K
22:47 | 7:20/mi
Half· 13.11 mi
1:33:51
Rank: #7285 (-51)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:52:10
Rank: #7524 (-239)
Half → 25K
18:19 | 7:33/mi
30K· 18.64 mi
2:16:46
Rank: #7910 (-386)
25K → 30K
24:36 | 7:55/mi
20M
2:27:49
Rank: #8113 (-203)
30K → 20M
11:03 | 8:08/mi
21M
2:36:32
Rank: #8300 (-187)
20M → 21M
8:43 | 8:43/mi
35K· 21.75 mi
2:42:28
Rank: #8427 (-127)
21M → 35K
5:56 | 7:56/mi
23M
2:52:58
Rank: #8622 (-195)
35K → 23M
10:30 | 8:23/mi
24M
3:01:18
Rank: #8815 (-193)
23M → 24M
8:20 | 8:20/mi
40K· 24.85 mi
3:08:32
Rank: #8964 (-149)
24M → 40K
7:14 | 8:28/mi
25.2M
3:11:35
Rank: #8999 (-35)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:19:22
Rank: #9003 (-4)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:51
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time1:45:31
Pace8:03 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1422:147:0922:14
7:09
-
10K
6.21 mi11:10:5943:597:0521:45
7:00
-0:09
15K
9.32 mi11:33:061:06:067:0622:07
7:07
+0:07
20K
12.43 mi11:55:531:28:537:0922:47
7:20
+0:13
Half
13.11 mi12:00:511:33:517:104:58
7:17
-0:03
25K
15.53 mi12:19:101:52:107:1318:19
7:33
+0:16
30K
18.64 mi12:43:462:16:467:2024:36
7:55
+0:22
20M
20.00 mi12:54:492:27:497:2311:03
8:08
+0:13
21M
21.00 mi13:03:322:36:327:278:43
8:43
+0:35
35K
21.75 mi13:09:282:42:287:285:56
7:56
-0:47
23M
23.00 mi13:19:582:52:587:3110:30
8:23
+0:27
24M
24.00 mi13:28:183:01:187:338:20
8:20
-0:03
40K
24.85 mi13:35:323:08:327:357:14
8:28
+0:08
25.2M
25.20 mi13:38:353:11:357:363:03
8:51
+0:23
Finish
26.22 mi13:46:223:19:227:377:47
7:38
-1:13

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

7:00 /mi

Average Pace

7:37 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:10

56% of race

Time at Steady Pace

49:22

25% of race

Time at Slower Pace

37:50

19% of race

Average Pace: 7:36 /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 mi10:49:1422:147:0922:14
7:09
#7236
10K
6.21 mi11:10:5943:597:0521:45
7:00
#6981
15K
9.32 mi11:33:061:06:067:0622:07
7:07
#7054
20K
12.43 mi11:55:531:28:537:0922:47
7:20
#7234
Half
13.11 mi12:00:511:33:517:104:58
7:17
#7285
25K
15.53 mi12:19:101:52:107:1318:19
7:33
#7524
30K
18.64 mi12:43:462:16:467:2024:36
7:55
#7910
20M
20.00 mi12:54:492:27:497:2311:03
8:08
#8113
21M
21.00 mi13:03:322:36:327:278:43
8:43
#8300
35K
21.75 mi13:09:282:42:287:285:56
7:56
#8427
23M
23.00 mi13:19:582:52:587:3110:30
8:23
#8622
24M
24.00 mi13:28:183:01:187:338:20
8:20
#8815
40K
24.85 mi13:35:323:08:327:357:14
8:28
#8964
25.2M
25.20 mi13:38:353:11:357:363:03
8:51
#8999
Finish
26.22 mi13:46:223:19:227:377:47
7:38
#9003
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi72367797797284(Top 27%)835(Top 7%)835(Top 17%)
10K6.21 mi3.10 mi6981+255729+50729+506830(Top 26%)715(Top 6%)715(Top 15%)
15K9.32 mi3.11 mi7054-73754-25754-257284(Top 27%)835(Top 7%)835(Top 17%)
20K12.43 mi3.11 mi7234-180807-53807-538052(Top 30%)1124(Top 10%)1124(Top 23%)
Half13.11 mi0.68 mi7285-51824-17824-178526(Top 32%)1305(Top 11%)1305(Top 27%)
25K15.53 mi2.42 mi7524-239900-76900-769209(Top 35%)1635(Top 14%)1635(Top 33%)
30K18.64 mi3.11 mi7910-3861082-1821082-18210274(Top 39%)2286(Top 20%)2286(Top 47%)
20M20.00 mi1.36 mi8113-2031178-961178-9611244(Top 42%)2840(Top 25%)2840(Top 58%)
21M21.00 mi1.00 mi8300-1871262-841262-8411767(Top 44%)3273(Top 29%)3273(Top 67%)
35K21.75 mi0.75 mi8427-1271321-591321-5911617(Top 44%)3196(Top 28%)3196(Top 65%)
23M23.00 mi1.25 mi8622-1951417-961417-9612494(Top 47%)3784(Top 33%)3784(Top 77%)
24M24.00 mi1.00 mi8815-1931523-1061523-10613431(Top 50%)4341(Top 38%)4341(Top 89%)
40K24.85 mi0.85 mi8964-1491599-761599-7613081(Top 49%)4237(Top 37%)4237(Top 87%)
25.2M25.20 mi0.35 mi8999-351619-201619-2011586(Top 44%)3482(Top 30%)3482(Top 71%)
Finish26.22 mi1.02 mi9003-41649-301649-309561(Top 36%)2491(Top 22%)2491(Top 51%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7284

Females

835

F18-39

835

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6830

Females

715

F18-39

715

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7284

Females

835

F18-39

835

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8052

Females

1124

F18-39

1124

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8526

Females

1305

F18-39

1305

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9209

Females

1635

F18-39

1635

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10274

Females

2286

F18-39

2286

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11244

Females

2840

F18-39

2840

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11767

Females

3273

F18-39

3273

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11617

Females

3196

F18-39

3196

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12494

Females

3784

F18-39

3784

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13431

Females

4341

F18-39

4341

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13081

Females

4237

F18-39

4237

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11586

Females

3482

F18-39

3482

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9561

Females

2491

F18-39

2491

Passing Analysis

Category:
Athletes Passed
845
Passed By
2612
Net Change
-1767
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7236
5K → 10K363108+255#7236#6981
10K → 15K102175-73#6981#7054
15K → 20K54234-180#7054#7234
20K → Half556-51#7234#7285
Half → 25K29268-239#7285#7524
25K → 30K47433-386#7524#7910
30K → 20M35238-203#7910#8113
20M → 21M26213-187#8113#8300
21M → 35K18145-127#8300#8427
35K → 23M37232-195#8427#8622
23M → 24M26219-193#8622#8815
24M → 40K22171-149#8815#8964
40K → 25.2M1651-35#8964#8999
25.2M → Finish6569-4#8999#9003
TOTALS8452612-1767
📊

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