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BOSTON MARATHON 2024

Robert Bartzokas

CA

Bib: 23193 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M70-74)
#0 / 195
Top 44%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:24/mi
29:13
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:38/mi
59:10
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:15/mi
1:31:02
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:08/mi
2:02:31
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:05/mi
2:09:24
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:25/mi
2:34:39
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:50/mi
3:08:17
↑ 181↓ 1480.2%
138 ft elev
20M
10:45/mi
3:22:53
↑ 64↓ 500.2%
148 ft elev
21M
12:31/mi
3:35:24
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:40/mi
3:43:23
↑ 17↓ 861.7%
156 ft elev
23M
12:06/mi
3:58:32
↑ 23↓ 630.6%
116 ft elev
24M
11:33/mi
4:10:05
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:18/mi
4:19:45
↓ 200.3%
20 ft elev
25.2M
13:29/mi
4:24:24
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
11:23/mi
4:36:00
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:24
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:26:36
Pace11:11 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4229:139:2429:13
9:24
-
10K
6.21 mi11:54:3959:109:3129:57
9:38
+0:14
15K
9.32 mi12:26:311:31:029:4631:52
10:15
+0:37
20K
12.43 mi12:58:002:02:319:5231:29
10:08
-0:07
Half
13.11 mi13:04:532:09:249:526:53
10:05
-0:03
25K
15.53 mi13:30:082:34:399:5725:15
10:25
+0:20
30K
18.64 mi14:03:463:08:1710:0633:38
10:50
+0:25
20M
20.00 mi14:18:223:22:5310:0914:36
10:45
-0:05
21M
21.00 mi14:30:533:35:2410:1512:31
12:31
+1:46
35K
21.75 mi14:38:523:43:2310:167:59
10:40
-1:51
23M
23.00 mi14:54:013:58:3210:2215:09
12:06
+1:26
24M
24.00 mi15:05:344:10:0510:2511:33
11:33
-0:33
40K
24.85 mi15:15:144:19:4510:279:40
11:18
-0:15
25.2M
25.20 mi15:19:534:24:2410:304:39
13:29
+2:11
Finish
26.22 mi15:31:294:36:0010:3211:36
11:23
-2:06

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

9:24 /mi

Average Pace

10:32 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:32

35% of race

Time at Steady Pace

1:53:20

41% of race

Time at Slower Pace

1:05:08

24% of race

Average Pace: 10:32 /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 mi11:24:4229:139:2429:13
9:24
#21436
10K
6.21 mi11:54:3959:109:3129:57
9:38
#21594
15K
9.32 mi12:26:311:31:029:4631:52
10:15
#21922
20K
12.43 mi12:58:002:02:319:5231:29
10:08
#21638
Half
13.11 mi13:04:532:09:249:526:53
10:05
#21627
25K
15.53 mi13:30:082:34:399:5725:15
10:25
#21356
30K
18.64 mi14:03:463:08:1710:0633:38
10:50
#21011
20M
20.00 mi14:18:223:22:5310:0914:36
10:45
#20831
21M
21.00 mi14:30:533:35:2410:1512:31
12:31
#20769
35K
21.75 mi14:38:523:43:2310:167:59
10:40
#20699
23M
23.00 mi14:54:013:58:3210:2215:09
12:06
#20717
24M
24.00 mi15:05:344:10:0510:2511:33
11:33
#20711
40K
24.85 mi15:15:144:19:4510:279:40
11:18
#20642
25.2M
25.20 mi15:19:534:24:2410:304:39
13:29
#20626
Finish
26.22 mi15:31:294:36:0010:3211:36
11:23
#20680
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi214361275812758224591329113291
10K6.21 mi3.10 mi21594-15812855-9712855-97217131290312903
15K9.32 mi3.11 mi21922-32813015-16013015-160224591329113291
20K12.43 mi3.11 mi21638+28412877+13812877+138208681254612546
Half13.11 mi0.68 mi21627+1112868+912868+9216671284112841
25K15.53 mi2.42 mi21356+27112744+12412744+124202031212612126
30K18.64 mi3.11 mi21011+34512524+22012524+220195781164811648
20M20.00 mi1.36 mi20831+18012417+10712417+107186501107911079
21M21.00 mi1.00 mi20769+6212362+5512362+55198881157811578
35K21.75 mi0.75 mi20699+7012306+5612306+56190061112711127
23M23.00 mi1.25 mi20717-1812294+1212294+12209351203812038
24M24.00 mi1.00 mi20711+612267+2712267+27205361179311793
40K24.85 mi0.85 mi20642+6912223+4412223+44188651088510885
25.2M25.20 mi0.35 mi20626+1612205+1812205+18206681178011780
Finish26.22 mi1.02 mi20680-5412213-812213-8221861260312603

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22459

Males

13291

M70-74

13291

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

21713

Males

12903

M70-74

12903

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22459

Males

13291

M70-74

13291

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

20868

Males

12546

M70-74

12546

20K→Half

12.4 - 13.1 mi

Top 85%
×2story building
+19ft-37ft

Overall

21667

Males

12841

M70-74

12841

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20203

Males

12126

M70-74

12126

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

19578

Males

11648

M70-74

11648

30K→20M

18.6 - 20.0 mi

Top 73%
×5story building
+64ft-50ft

Overall

18650

Males

11079

M70-74

11079

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

19888

Males

11578

M70-74

11578

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19006

Males

11127

M70-74

11127

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

20935

Males

12038

M70-74

12038

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

20536

Males

11793

M70-74

11793

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

18865

Males

10885

M70-74

10885

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

20668

Males

11780

M70-74

11780

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

22186

Males

12603

M70-74

12603

Passing Analysis

Category:
Athletes Passed
1995
Passed By
1239
Net Change
+756
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21436
5K → 10K177335-158#21436#21594
10K → 15K86414-328#21594#21922
15K → 20K33955+284#21922#21638
20K → Half3827+11#21638#21627
Half → 25K30332+271#21627#21356
25K → 30K38035+345#21356#21011
30K → 20M19010+180#21011#20831
20M → 21M11351+62#20831#20769
21M → 35K8818+70#20769#20699
35K → 23M6785-18#20699#20717
23M → 24M6256+6#20717#20711
24M → 40K8415+69#20711#20642
40K → 25.2M3519+16#20642#20626
25.2M → Finish3387-54#20626#20680
TOTALS19951239+756

Passing Charts

Category:
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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