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BOSTON MARATHON 2023

Zarina Feinman

Bib: 17700•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 39%
Masters (Masters Women)
#0 / 6539
Top 26%
Division (F40-44)
#0 / 1878
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:33
Rank: #15623
Start → 5K
25:33 | 8:13/mi
10K· 6.21 mi
50:57
Rank: #15831 (-208)
5K → 10K
25:24 | 8:11/mi
15K· 9.32 mi
1:16:15
Rank: #15680 (+151)
10K → 15K
25:18 | 8:09/mi
20K· 12.43 mi
1:41:47
Rank: #15510 (+170)
15K → 20K
25:32 | 8:13/mi
Half· 13.11 mi
1:47:21
Rank: #15512 (-2)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:07:22
Rank: #15349 (+163)
Half → 25K
20:01 | 8:15/mi
30K· 18.64 mi
2:33:32
Rank: #15050 (+299)
25K → 30K
26:10 | 8:25/mi
20M
2:45:06
Rank: #14932 (+118)
30K → 20M
11:34 | 8:31/mi
21M
2:53:53
Rank: #14770 (+162)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
3:00:02
Rank: #14703 (+67)
21M → 35K
6:09 | 8:13/mi
23M
3:10:46
Rank: #14621 (+82)
35K → 23M
10:44 | 8:34/mi
24M
3:19:02
Rank: #14531 (+90)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
3:26:09
Rank: #14440 (+91)
24M → 40K
7:07 | 8:19/mi
25.2M
3:29:12
Rank: #14382 (+58)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:37:06
Rank: #14215 (+167)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:21
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:49:45
Pace8:22 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2125:338:1325:33
8:13
-
10K
6.21 mi11:41:4550:578:1225:24
8:11
-0:02
15K
9.32 mi12:07:031:16:158:1125:18
8:09
-0:02
20K
12.43 mi12:32:351:41:478:1125:32
8:13
+0:04
Half
13.11 mi12:38:091:47:218:115:34
8:10
-0:03
25K
15.53 mi12:58:102:07:228:1220:01
8:15
+0:05
30K
18.64 mi13:24:202:33:328:1426:10
8:25
+0:10
20M
20.00 mi13:35:542:45:068:1511:34
8:31
+0:06
21M
21.00 mi13:44:412:53:538:178:47
8:47
+0:16
35K
21.75 mi13:50:503:00:028:176:09
8:13
-0:34
23M
23.00 mi14:01:343:10:468:1810:44
8:34
+0:21
24M
24.00 mi14:09:503:19:028:188:16
8:16
-0:18
40K
24.85 mi14:16:573:26:098:187:07
8:19
+0:03
25.2M
25.20 mi14:20:003:29:128:183:03
8:51
+0:32
Finish
26.22 mi14:27:543:37:068:177:54
7:45
-1:06

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

7:45 /mi

Average Pace

8:17 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:32

90% of race

Time at Steady Pace

22:34

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:17 /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 mi11:16:2125:338:1325:33
8:13
#15623
10K
6.21 mi11:41:4550:578:1225:24
8:11
#15831
15K
9.32 mi12:07:031:16:158:1125:18
8:09
#15680
20K
12.43 mi12:32:351:41:478:1125:32
8:13
#15510
Half
13.11 mi12:38:091:47:218:115:34
8:10
#15512
25K
15.53 mi12:58:102:07:228:1220:01
8:15
#15349
30K
18.64 mi13:24:202:33:328:1426:10
8:25
#15050
20M
20.00 mi13:35:542:45:068:1511:34
8:31
#14932
21M
21.00 mi13:44:412:53:538:178:47
8:47
#14770
35K
21.75 mi13:50:503:00:028:176:09
8:13
#14703
23M
23.00 mi14:01:343:10:468:1810:44
8:34
#14621
24M
24.00 mi14:09:503:19:028:188:16
8:16
#14531
40K
24.85 mi14:16:573:26:098:187:07
8:19
#14440
25.2M
25.20 mi14:20:003:29:128:183:03
8:51
#14382
Finish
26.22 mi14:27:543:37:068:177:54
7:45
#14215
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi156235052505215461(Top 58%)4955(Top 43%)4955(Top 264%)
10K6.21 mi3.10 mi15831-2085179-1275179-12716076(Top 60%)5318(Top 47%)5318(Top 283%)
15K9.32 mi3.11 mi15680+1515084+955084+9515461(Top 58%)4955(Top 43%)4955(Top 264%)
20K12.43 mi3.11 mi15510+1704997+874997+8715088(Top 57%)4765(Top 42%)4765(Top 254%)
Half13.11 mi0.68 mi15512-25002-55002-515511(Top 58%)4983(Top 44%)4983(Top 265%)
25K15.53 mi2.42 mi15349+1634930+724930+7214648(Top 55%)4616(Top 40%)4616(Top 246%)
30K18.64 mi3.11 mi15050+2994784+1464784+14613838(Top 52%)4237(Top 37%)4237(Top 226%)
20M20.00 mi1.36 mi14932+1184725+594725+5913717(Top 52%)4250(Top 37%)4250(Top 226%)
21M21.00 mi1.00 mi14770+1624645+804645+8012196(Top 46%)3517(Top 31%)3517(Top 187%)
35K21.75 mi0.75 mi14703+674623+224623+2213630(Top 51%)4365(Top 38%)4365(Top 232%)
23M23.00 mi1.25 mi14621+824598+254598+2513678(Top 51%)4436(Top 39%)4436(Top 236%)
24M24.00 mi1.00 mi14531+904569+294569+2913093(Top 49%)4182(Top 37%)4182(Top 223%)
40K24.85 mi0.85 mi14440+914539+304539+3012254(Top 46%)3811(Top 33%)3811(Top 203%)
25.2M25.20 mi0.35 mi14382+584515+244515+2411691(Top 44%)3587(Top 31%)3587(Top 191%)
Finish26.22 mi1.02 mi14215+1674434+814434+8110367(Top 39%)2884(Top 25%)2884(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

15461

Females

4955

F40-44

4955

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16076

Females

5318

F40-44

5318

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

15461

Females

4955

F40-44

4955

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

15088

Females

4765

F40-44

4765

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

15511

Females

4983

F40-44

4983

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14648

Females

4616

F40-44

4616

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

13838

Females

4237

F40-44

4237

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13717

Females

4250

F40-44

4250

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12196

Females

3517

F40-44

3517

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13630

Females

4365

F40-44

4365

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13678

Females

4436

F40-44

4436

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

13093

Females

4182

F40-44

4182

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12254

Females

3811

F40-44

3811

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11691

Females

3587

F40-44

3587

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10367

Females

2884

F40-44

2884

Passing Analysis

Category:
Athletes Passed
2307
Passed By
899
Net Change
+1408
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15623
5K → 10K198406-208#15623#15831
10K → 15K264113+151#15831#15680
15K → 20K26292+170#15680#15510
20K → Half2426-2#15510#15512
Half → 25K22461+163#15512#15349
25K → 30K34243+299#15349#15050
30K → 20M14628+118#15050#14932
20M → 21M17614+162#14932#14770
21M → 35K8215+67#14770#14703
35K → 23M12543+82#14703#14621
23M → 24M11626+90#14621#14531
24M → 40K11019+91#14531#14440
40K → 25.2M646+58#14440#14382
25.2M → Finish1747+167#14382#14215
TOTALS2307899+1408
📊

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