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BOSTON MARATHON 2023

Robert Ghazal

Bib: 12162•M

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 41%
Division (M55-59)
#0 / 1422
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:43/mi
23:58
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
47:10
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:10:06
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:33:19
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:38:19
↑ 19↓ 370.5%
25K· 15.53 mi
7:31/mi
1:56:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:49/mi
2:20:48
↑ 181↓ 1480.2%
20M
7:50/mi
2:31:27
↑ 64↓ 500.2%
21M
8:15/mi
2:39:42
↑ 106↓ 241.6%
35K· 21.75 mi
7:41/mi
2:45:27
↑ 17↓ 861.7%
23M
8:03/mi
2:55:32
↑ 23↓ 630.6%
24M
8:02/mi
3:03:34
↓ 821.3%
40K· 24.85 mi
8:31/mi
3:10:51
↓ 200.3%
25.2M
9:28/mi
3:14:07
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:22:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:44:16
Pace7:57 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0023:587:4323:58
7:43
-
10K
6.21 mi11:15:1247:107:3523:12
7:28
-0:15
15K
9.32 mi11:38:081:10:067:3122:56
7:23
-0:05
20K
12.43 mi12:01:211:33:197:3123:13
7:28
+0:05
Half
13.11 mi12:06:211:38:197:305:00
7:20
-0:08
25K
15.53 mi12:24:341:56:327:3018:13
7:31
+0:11
30K
18.64 mi12:48:502:20:487:3324:16
7:49
+0:18
20M
20.00 mi12:59:292:31:277:3410:39
7:50
+0:01
21M
21.00 mi13:07:442:39:427:368:15
8:15
+0:25
35K
21.75 mi13:13:292:45:277:365:45
7:41
-0:34
23M
23.00 mi13:23:342:55:327:3810:05
8:03
+0:22
24M
24.00 mi13:31:363:03:347:398:02
8:02
-0:01
40K
24.85 mi13:38:533:10:517:417:17
8:31
+0:29
25.2M
25.20 mi13:42:093:14:077:423:16
9:28
+0:57
Finish
26.22 mi13:50:373:22:357:448:28
8:19
-1:09

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

7:20 /mi

Average Pace

7:44 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:34

46% of race

Time at Steady Pace

1:22:45

41% of race

Time at Slower Pace

27:16

13% of race

Average Pace: 7:44 /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 mi10:52:0023:587:4323:58
7:43
#11557
10K
6.21 mi11:15:1247:107:3523:12
7:28
#10834
15K
9.32 mi11:38:081:10:067:3122:56
7:23
#10242
20K
12.43 mi12:01:211:33:197:3123:13
7:28
#9903
Half
13.11 mi12:06:211:38:197:305:00
7:20
#9836
25K
15.53 mi12:24:341:56:327:3018:13
7:31
#9666
30K
18.64 mi12:48:502:20:487:3324:16
7:49
#9615
20M
20.00 mi12:59:292:31:277:3410:39
7:50
#9540
21M
21.00 mi13:07:442:39:427:368:15
8:15
#9472
35K
21.75 mi13:13:292:45:277:365:45
7:41
#9470
23M
23.00 mi13:23:342:55:327:3810:05
8:03
#9464
24M
24.00 mi13:31:363:03:347:398:02
8:02
#9543
40K
24.85 mi13:38:533:10:517:417:17
8:31
#9658
25.2M
25.20 mi13:42:093:14:077:423:16
9:28
#9750
Finish
26.22 mi13:50:373:22:357:448:28
8:19
#9908
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi11557891989199180(Top 34%)7654(Top 50%)7654(Top 538%)
10K6.21 mi3.10 mi10834+7238575+3448575+34410192(Top 38%)8269(Top 54%)8269(Top 582%)
15K9.32 mi3.11 mi10242+5928295+2808295+2809180(Top 34%)7654(Top 50%)7654(Top 538%)
20K12.43 mi3.11 mi9903+3398094+2018094+2019096(Top 34%)7554(Top 50%)7554(Top 531%)
Half13.11 mi0.68 mi9836+678061+338061+338814(Top 33%)7405(Top 49%)7405(Top 521%)
25K15.53 mi2.42 mi9666+1707941+1207941+1208879(Top 33%)7359(Top 48%)7359(Top 518%)
30K18.64 mi3.11 mi9615+517883+587883+589441(Top 35%)7527(Top 50%)7527(Top 529%)
20M20.00 mi1.36 mi9540+757804+797804+799138(Top 34%)7276(Top 48%)7276(Top 512%)
21M21.00 mi1.00 mi9472+687739+657739+658896(Top 33%)7010(Top 46%)7010(Top 493%)
35K21.75 mi0.75 mi9470+27721+187721+189813(Top 37%)7526(Top 50%)7526(Top 529%)
23M23.00 mi1.25 mi9464+67703+187703+1810113(Top 38%)7544(Top 50%)7544(Top 531%)
24M24.00 mi1.00 mi9543-797715-127715-1211442(Top 43%)8118(Top 53%)8118(Top 571%)
40K24.85 mi0.85 mi9658-1157758-437758-4313426(Top 50%)8965(Top 59%)8965(Top 630%)
25.2M25.20 mi0.35 mi9750-927785-277785-2714970(Top 56%)9646(Top 64%)9646(Top 678%)
Finish26.22 mi1.02 mi9908-1587842-577842-5714127(Top 53%)9293(Top 61%)9293(Top 654%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9180

Males

7654

M55-59

7654

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

10192

Males

8269

M55-59

8269

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9180

Males

7654

M55-59

7654

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9096

Males

7554

M55-59

7554

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8814

Males

7405

M55-59

7405

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8879

Males

7359

M55-59

7359

25K→30K

15.5 - 18.6 mi

Top 35%
×9story building
+181ft-148ft

Overall

9441

Males

7527

M55-59

7527

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

9138

Males

7276

M55-59

7276

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

8896

Males

7010

M55-59

7010

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9813

Males

7526

M55-59

7526

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10113

Males

7544

M55-59

7544

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11442

Males

8118

M55-59

8118

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

13426

Males

8965

M55-59

8965

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14970

Males

9646

M55-59

9646

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14127

Males

9293

M55-59

9293

Passing Analysis

Category:
Athletes Passed
2753*
Passed By
1104
Net Change
+1649
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11557
5K → 10K79774+723#11557#10834
10K → 15K62129+592#10834#10242
15K → 20K369*30+339#10242#9903
20K → Half725+67#9903#9836
Half → 25K20737+170#9836#9666
25K → 30K192*141+51#9666#9615
30K → 20M12449+75#9615#9540
20M → 21M10941+68#9540#9472
21M → 35K5351+2#9472#9470
35K → 23M8680+6#9470#9464
23M → 24M46125-79#9464#9543
24M → 40K27*142-115#9543#9658
40K → 25.2M13105-92#9658#9750
25.2M → Finish37*195-158#9750#9908
TOTALS2753*1104+1649

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

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