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BOSTON MARATHON 2023

Jeff Furst

Bib: 9818•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 28%
Gender (Male)
#0 / 15176
Top 42%
Masters (Masters Men)
#0 / 9891
Top 29%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:06
Rank: #9088
Start → 5K
23:06 | 7:26/mi
10K· 6.21 mi
46:01
Rank: #9213 (-125)
5K → 10K
22:55 | 7:23/mi
15K· 9.32 mi
1:08:40
Rank: #8957 (+256)
10K → 15K
22:39 | 7:17/mi
20K· 12.43 mi
1:31:33
Rank: #8743 (+214)
15K → 20K
22:53 | 7:22/mi
Half· 13.11 mi
1:36:31
Rank: #8719 (+24)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:54:34
Rank: #8637 (+82)
Half → 25K
18:03 | 7:27/mi
30K· 18.64 mi
2:18:01
Rank: #8385 (+252)
25K → 30K
23:27 | 7:33/mi
20M
2:28:22
Rank: #8307 (+78)
30K → 20M
10:21 | 7:37/mi
21M
2:36:05
Rank: #8130 (+177)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:41:34
Rank: #8089 (+41)
21M → 35K
5:29 | 7:20/mi
23M
2:50:47
Rank: #7890 (+199)
35K → 23M
9:13 | 7:22/mi
24M
2:57:57
Rank: #7735 (+155)
23M → 24M
7:10 | 7:10/mi
40K· 24.85 mi
3:04:07
Rank: #7597 (+138)
24M → 40K
6:10 | 7:13/mi
25.2M
3:06:55
Rank: #7584 (+13)
40K → 25.2M
2:48 | 8:07/mi
Finish· 26.22 mi
3:14:21
Rank: #7541 (+43)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:31
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:37:50
Pace7:28 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:1023:067:2623:06
7:26
-
10K
6.21 mi11:12:0546:017:2422:55
7:23
-0:03
15K
9.32 mi11:34:441:08:407:2222:39
7:17
-0:06
20K
12.43 mi11:57:371:31:337:2222:53
7:22
+0:05
Half
13.11 mi12:02:351:36:317:224:58
7:17
-0:05
25K
15.53 mi12:20:381:54:347:2318:03
7:27
+0:10
30K
18.64 mi12:44:052:18:017:2423:27
7:33
+0:06
20M
20.00 mi12:54:262:28:227:2510:21
7:37
+0:04
21M
21.00 mi13:02:092:36:057:267:43
7:43
+0:06
35K
21.75 mi13:07:382:41:347:265:29
7:20
-0:23
23M
23.00 mi13:16:512:50:477:269:13
7:22
+0:02
24M
24.00 mi13:24:012:57:577:257:10
7:10
-0:12
40K
24.85 mi13:30:113:04:077:246:10
7:13
+0:03
25.2M
25.20 mi13:32:593:06:557:252:48
8:07
+0:54
Finish
26.22 mi13:40:253:14:217:257:26
7:18
-0:49

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

7:10 /mi

Average Pace

7:25 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:33

99% of race

Time at Steady Pace

2:48

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:49:1023:067:2623:06
7:26
#9088
10K
6.21 mi11:12:0546:017:2422:55
7:23
#9213
15K
9.32 mi11:34:441:08:407:2222:39
7:17
#8957
20K
12.43 mi11:57:371:31:337:2222:53
7:22
#8743
Half
13.11 mi12:02:351:36:317:224:58
7:17
#8719
25K
15.53 mi12:20:381:54:347:2318:03
7:27
#8637
30K
18.64 mi12:44:052:18:017:2423:27
7:33
#8385
20M
20.00 mi12:54:262:28:227:2510:21
7:37
#8307
21M
21.00 mi13:02:092:36:057:267:43
7:43
#8130
35K
21.75 mi13:07:382:41:347:265:29
7:20
#8089
23M
23.00 mi13:16:512:50:477:269:13
7:22
#7890
24M
24.00 mi13:24:012:57:577:257:10
7:10
#7735
40K
24.85 mi13:30:113:04:077:246:10
7:13
#7597
25.2M
25.20 mi13:32:593:06:557:252:48
8:07
#7584
Finish
26.22 mi13:40:253:14:217:257:26
7:18
#7541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9088764876488464(Top 32%)7214(Top 48%)7214(Top 322%)
10K6.21 mi3.10 mi9213-1257697-497697-499416(Top 35%)7806(Top 51%)7806(Top 348%)
15K9.32 mi3.11 mi8957+2567531+1667531+1668464(Top 32%)7214(Top 48%)7214(Top 322%)
20K12.43 mi3.11 mi8743+2147401+1307401+1308250(Top 31%)7042(Top 46%)7042(Top 314%)
Half13.11 mi0.68 mi8719+247380+217380+218377(Top 31%)7116(Top 47%)7116(Top 318%)
25K15.53 mi2.42 mi8637+827317+637317+638345(Top 31%)7024(Top 46%)7024(Top 313%)
30K18.64 mi3.11 mi8385+2527116+2017116+2017553(Top 28%)6421(Top 42%)6421(Top 287%)
20M20.00 mi1.36 mi8307+787039+777039+777581(Top 28%)6326(Top 42%)6326(Top 282%)
21M21.00 mi1.00 mi8130+1776918+1216918+1215728(Top 22%)5000(Top 33%)5000(Top 223%)
35K21.75 mi0.75 mi8089+416880+386880+387306(Top 27%)6079(Top 40%)6079(Top 271%)
23M23.00 mi1.25 mi7890+1996739+1416739+1415649(Top 21%)4951(Top 33%)4951(Top 221%)
24M24.00 mi1.00 mi7735+1556615+1246615+1245564(Top 21%)4826(Top 32%)4826(Top 215%)
40K24.85 mi0.85 mi7597+1386514+1016514+1014965(Top 19%)4332(Top 29%)4332(Top 193%)
25.2M25.20 mi0.35 mi7584+136491+236491+237165(Top 27%)5679(Top 37%)5679(Top 253%)
Finish26.22 mi1.02 mi7541+436443+486443+487074(Top 27%)5613(Top 37%)5613(Top 250%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8464

Males

7214

M40-44

7214

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9416

Males

7806

M40-44

7806

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8464

Males

7214

M40-44

7214

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8250

Males

7042

M40-44

7042

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8377

Males

7116

M40-44

7116

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8345

Males

7024

M40-44

7024

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7553

Males

6421

M40-44

6421

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7581

Males

6326

M40-44

6326

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5728

Males

5000

M40-44

5000

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7306

Males

6079

M40-44

6079

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5649

Males

4951

M40-44

4951

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5564

Males

4826

M40-44

4826

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4965

Males

4332

M40-44

4332

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7165

Males

5679

M40-44

5679

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7074

Males

5613

M40-44

5613

Passing Analysis

Category:
Athletes Passed
2239
Passed By
692
Net Change
+1547
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9088
5K → 10K219344-125#9088#9213
10K → 15K30650+256#9213#8957
15K → 20K24733+214#8957#8743
20K → Half3410+24#8743#8719
Half → 25K13856+82#8719#8637
25K → 30K30957+252#8637#8385
30K → 20M10830+78#8385#8307
20M → 21M18710+177#8307#8130
21M → 35K6322+41#8130#8089
35K → 23M2078+199#8089#7890
23M → 24M1627+155#7890#7735
24M → 40K1468+138#7735#7597
40K → 25.2M3320+13#7597#7584
25.2M → Finish8037+43#7584#7541
TOTALS2239692+1547
📊

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