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BOSTON MARATHON 2023

Merissa Feraco

Bib: 17787•F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 47%
Gender (Female)
#0 / 11423
Top 30%
Masters (Masters Women)
#0 / 6539
Top 16%
Division (F40-44)
#0 / 1878
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:44
Rank: #10934
Start → 5K
23:44 | 7:38/mi
10K· 6.21 mi
47:22
Rank: #11130 (-196)
5K → 10K
23:38 | 7:36/mi
15K· 9.32 mi
1:11:37
Rank: #11651 (-521)
10K → 15K
24:15 | 7:48/mi
20K· 12.43 mi
1:36:14
Rank: #11907 (-256)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:41:31
Rank: #11938 (-31)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:01:11
Rank: #12183 (-245)
Half → 25K
19:40 | 8:07/mi
30K· 18.64 mi
2:26:31
Rank: #12124 (+59)
25K → 30K
25:20 | 8:09/mi
20M
2:37:55
Rank: #12187 (-63)
30K → 20M
11:24 | 8:23/mi
21M
2:46:47
Rank: #12207 (-20)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:53:03
Rank: #12288 (-81)
21M → 35K
6:16 | 8:23/mi
23M
3:03:47
Rank: #12376 (-88)
35K → 23M
10:44 | 8:34/mi
24M
3:12:10
Rank: #12429 (-53)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:19:30
Rank: #12496 (-67)
24M → 40K
7:20 | 8:35/mi
25.2M
3:22:38
Rank: #12504 (-8)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:30:56
Rank: #12516 (-12)
25.2M → Finish
8:18 | 8:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:31
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:49:25
Pace8:21 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:0523:447:3823:44
7:38
-
10K
6.21 mi11:37:4347:227:3723:38
7:36
-0:02
15K
9.32 mi12:01:581:11:377:4124:15
7:48
+0:12
20K
12.43 mi12:26:351:36:147:4524:37
7:55
+0:07
Half
13.11 mi12:31:521:41:317:455:17
7:45
-0:10
25K
15.53 mi12:51:322:01:117:4819:40
8:07
+0:22
30K
18.64 mi13:16:522:26:317:5225:20
8:09
+0:02
20M
20.00 mi13:28:162:37:557:5411:24
8:23
+0:14
21M
21.00 mi13:37:082:46:477:578:52
8:52
+0:29
35K
21.75 mi13:43:242:53:037:576:16
8:23
-0:29
23M
23.00 mi13:54:083:03:477:5910:44
8:34
+0:11
24M
24.00 mi14:02:313:12:108:008:23
8:23
-0:11
40K
24.85 mi14:09:513:19:308:027:20
8:35
+0:12
25.2M
25.20 mi14:12:593:22:388:023:08
9:05
+0:30
Finish
26.22 mi14:21:173:30:568:038:18
8:09
-0:56

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

7:36 /mi

Average Pace

8:03 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:49

73% of race

Time at Steady Pace

52:59

25% of race

Time at Slower Pace

3:08

1% of race

Average Pace: 8:03 /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 mi11:14:0523:447:3823:44
7:38
#10934
10K
6.21 mi11:37:4347:227:3723:38
7:36
#11130
15K
9.32 mi12:01:581:11:377:4124:15
7:48
#11651
20K
12.43 mi12:26:351:36:147:4524:37
7:55
#11907
Half
13.11 mi12:31:521:41:317:455:17
7:45
#11938
25K
15.53 mi12:51:322:01:117:4819:40
8:07
#12183
30K
18.64 mi13:16:522:26:317:5225:20
8:09
#12124
20M
20.00 mi13:28:162:37:557:5411:24
8:23
#12187
21M
21.00 mi13:37:082:46:477:578:52
8:52
#12207
35K
21.75 mi13:43:242:53:037:576:16
8:23
#12288
23M
23.00 mi13:54:083:03:477:5910:44
8:34
#12376
24M
24.00 mi14:02:313:12:108:008:23
8:23
#12429
40K
24.85 mi14:09:513:19:308:027:20
8:35
#12496
25.2M
25.20 mi14:12:593:22:388:023:08
9:05
#12504
Finish
26.22 mi14:21:173:30:568:038:18
8:09
#12516
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi109342300230012781(Top 48%)3337(Top 29%)3337(Top 178%)
10K6.21 mi3.10 mi11130-1962395-952395-9511406(Top 43%)2559(Top 22%)2559(Top 136%)
15K9.32 mi3.11 mi11651-5212697-3022697-30212781(Top 48%)3337(Top 29%)3337(Top 178%)
20K12.43 mi3.11 mi11907-2562864-1672864-16712830(Top 48%)3456(Top 30%)3456(Top 184%)
Half13.11 mi0.68 mi11938-312878-142878-1412311(Top 46%)3103(Top 27%)3103(Top 165%)
25K15.53 mi2.42 mi12183-2453041-1633041-16313582(Top 51%)3968(Top 35%)3968(Top 211%)
30K18.64 mi3.11 mi12124+593045-43045-412039(Top 45%)3207(Top 28%)3207(Top 171%)
20M20.00 mi1.36 mi12187-633098-533098-5312962(Top 49%)3831(Top 34%)3831(Top 204%)
21M21.00 mi1.00 mi12207-203128-303128-3012665(Top 48%)3761(Top 33%)3761(Top 200%)
35K21.75 mi0.75 mi12288-813188-603188-6014586(Top 55%)4868(Top 43%)4868(Top 259%)
23M23.00 mi1.25 mi12376-883265-773265-7713669(Top 51%)4427(Top 39%)4427(Top 236%)
24M24.00 mi1.00 mi12429-533308-433308-4313773(Top 52%)4531(Top 40%)4531(Top 241%)
40K24.85 mi0.85 mi12496-673374-663374-6613827(Top 52%)4640(Top 41%)4640(Top 247%)
25.2M25.20 mi0.35 mi12504-83387-133387-1313044(Top 49%)4242(Top 37%)4242(Top 226%)
Finish26.22 mi1.02 mi12516-123415-283415-2813085(Top 49%)4254(Top 37%)4254(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12781

Females

3337

F40-44

3337

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11406

Females

2559

F40-44

2559

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12781

Females

3337

F40-44

3337

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

12830

Females

3456

F40-44

3456

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12311

Females

3103

F40-44

3103

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13582

Females

3968

F40-44

3968

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12039

Females

3207

F40-44

3207

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12962

Females

3831

F40-44

3831

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12665

Females

3761

F40-44

3761

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14586

Females

4868

F40-44

4868

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13669

Females

4427

F40-44

4427

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13773

Females

4531

F40-44

4531

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13827

Females

4640

F40-44

4640

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13044

Females

4242

F40-44

4242

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13085

Females

4254

F40-44

4254

Passing Analysis

Category:
Athletes Passed
1104
Passed By
2686
Net Change
-1582
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10934
5K → 10K214410-196#10934#11130
10K → 15K58579-521#11130#11651
15K → 20K86342-256#11651#11907
20K → Half1546-31#11907#11938
Half → 25K71316-245#11938#12183
25K → 30K228169+59#12183#12124
30K → 20M77140-63#12124#12187
20M → 21M84104-20#12187#12207
21M → 35K22103-81#12207#12288
35K → 23M63151-88#12288#12376
23M → 24M49102-53#12376#12429
24M → 40K42109-67#12429#12496
40K → 25.2M2836-8#12496#12504
25.2M → Finish6779-12#12504#12516
TOTALS11042686-1582
📊

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