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BOSTON MARATHON 2023

Alex Galitsky

Bib: 6425•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Masters (Masters Men)
#0 / 9891
Top 9%
Division (M45-49)
#0 / 2252
Top 11%
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
6:42/mi
20:49
↑ 97↓ 3451.5%
10K· 6.21 mi
6:40/mi
41:31
↑ 79↓ 1380.4%
15K· 9.32 mi
6:43/mi
1:02:24
↑ 67↓ 78
20K· 12.43 mi
6:44/mi
1:23:19
↑ 106↓ 860.1%
Half· 13.11 mi
6:43/mi
1:27:54
↑ 19↓ 370.5%
25K· 15.53 mi
6:49/mi
1:44:26
↑ 66↓ 880.2%
30K· 18.64 mi
6:57/mi
2:06:01
↑ 181↓ 1480.2%
20M
6:54/mi
2:15:24
↑ 64↓ 500.2%
21M
7:12/mi
2:22:36
↑ 106↓ 241.6%
35K· 21.75 mi
6:42/mi
2:27:37
↑ 17↓ 861.7%
23M
6:55/mi
2:36:16
↑ 23↓ 630.6%
24M
6:42/mi
2:42:58
↓ 821.3%
40K· 24.85 mi
6:54/mi
2:48:52
↓ 200.3%
25.2M
7:18/mi
2:51:23
↑ 13↓ 160.2%
Finish· 26.22 mi
6:37/mi
2:58:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:54
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:30:14
Pace6:53 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5620:496:4220:49
6:42
-
10K
6.21 mi10:44:3841:316:4120:42
6:40
-0:02
15K
9.32 mi11:05:311:02:246:4220:53
6:43
+0:03
20K
12.43 mi11:26:261:23:196:4220:55
6:44
+0:01
Half
13.11 mi11:31:011:27:546:424:35
6:43
-0:01
25K
15.53 mi11:47:331:44:266:4316:32
6:49
+0:06
30K
18.64 mi12:09:082:06:016:4621:35
6:57
+0:08
20M
20.00 mi12:18:312:15:246:469:23
6:54
-0:03
21M
21.00 mi12:25:432:22:366:477:12
7:12
+0:18
35K
21.75 mi12:30:442:27:376:475:01
6:42
-0:30
23M
23.00 mi12:39:232:36:166:488:39
6:55
+0:13
24M
24.00 mi12:46:052:42:586:476:42
6:42
-0:13
40K
24.85 mi12:51:592:48:526:485:54
6:54
+0:12
25.2M
25.20 mi12:54:302:51:236:482:31
7:18
+0:24
Finish
26.22 mi13:01:152:58:086:486:45
6:37
-0:41

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

6:37 /mi

Average Pace

6:48 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:37

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:23:5620:496:4220:49
6:42
#3665
10K
6.21 mi10:44:3841:316:4120:42
6:40
#3780
15K
9.32 mi11:05:311:02:246:4220:53
6:43
#3967
20K
12.43 mi11:26:261:23:196:4220:55
6:44
#3910
Half
13.11 mi11:31:011:27:546:424:35
6:43
#3933
25K
15.53 mi11:47:331:44:266:4316:32
6:49
#3986
30K
18.64 mi12:09:082:06:016:4621:35
6:57
#3952
20M
20.00 mi12:18:312:15:246:469:23
6:54
#3872
21M
21.00 mi12:25:432:22:366:477:12
7:12
#3777
35K
21.75 mi12:30:442:27:376:475:01
6:42
#3762
23M
23.00 mi12:39:232:36:166:488:39
6:55
#3695
24M
24.00 mi12:46:052:42:586:476:42
6:42
#3637
40K
24.85 mi12:51:592:48:526:485:54
6:54
#3598
25.2M
25.20 mi12:54:302:51:236:482:31
7:18
#3578
Finish
26.22 mi13:01:152:58:086:486:45
6:37
#3531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3665344934494327(Top 16%)4052(Top 27%)4052(Top 180%)
10K6.21 mi3.10 mi3780-1153560-1113560-1113980(Top 15%)3746(Top 25%)3746(Top 166%)
15K9.32 mi3.11 mi3967-1873734-1743734-1744327(Top 16%)4052(Top 27%)4052(Top 180%)
20K12.43 mi3.11 mi3910+573681+533681+533817(Top 14%)3599(Top 24%)3599(Top 160%)
Half13.11 mi0.68 mi3933-233701-203701-204442(Top 17%)4134(Top 27%)4134(Top 184%)
25K15.53 mi2.42 mi3986-533750-493750-494291(Top 16%)4007(Top 26%)4007(Top 178%)
30K18.64 mi3.11 mi3952+343723+273723+273976(Top 15%)3715(Top 24%)3715(Top 165%)
20M20.00 mi1.36 mi3872+803647+763647+763450(Top 13%)3222(Top 21%)3222(Top 143%)
21M21.00 mi1.00 mi3777+953558+893558+893098(Top 12%)2902(Top 19%)2902(Top 129%)
35K21.75 mi0.75 mi3762+153545+133545+133589(Top 13%)3323(Top 22%)3323(Top 148%)
23M23.00 mi1.25 mi3695+673483+623483+623280(Top 12%)3049(Top 20%)3049(Top 135%)
24M24.00 mi1.00 mi3637+583430+533430+533111(Top 12%)2886(Top 19%)2886(Top 128%)
40K24.85 mi0.85 mi3598+393390+403390+403322(Top 12%)3038(Top 20%)3038(Top 135%)
25.2M25.20 mi0.35 mi3578+203373+173373+172940(Top 11%)2695(Top 18%)2695(Top 120%)
Finish26.22 mi1.02 mi3531+473325+483325+483103(Top 12%)2798(Top 18%)2798(Top 124%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4327

Males

4052

M45-49

4052

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

3980

Males

3746

M45-49

3746

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4327

Males

4052

M45-49

4052

15K→20K

9.3 - 12.4 mi

Top 14%
×5story building
+106ft-86ft

Overall

3817

Males

3599

M45-49

3599

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4442

Males

4134

M45-49

4134

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4291

Males

4007

M45-49

4007

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

3976

Males

3715

M45-49

3715

30K→20M

18.6 - 20.0 mi

Top 13%
×5story building
+64ft-50ft

Overall

3450

Males

3222

M45-49

3222

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3098

Males

2902

M45-49

2902

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3589

Males

3323

M45-49

3323

35K→23M

21.8 - 23.0 mi

Top 12%
×5story building
+23ft-63ft

Overall

3280

Males

3049

M45-49

3049

23M→24M

23.0 - 24.0 mi

Top 12%
×6story building
+12ft-82ft

Overall

3111

Males

2886

M45-49

2886

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3322

Males

3038

M45-49

3038

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2940

Males

2695

M45-49

2695

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3103

Males

2798

M45-49

2798

Passing Analysis

Category:
Athletes Passed
1148
Passed By
1014
Net Change
+134
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3665
5K → 10K162277-115#3665#3780
10K → 15K50237-187#3780#3967
15K → 20K13982+57#3967#3910
20K → Half1033-23#3910#3933
Half → 25K59112-53#3933#3986
25K → 30K12692+34#3986#3952
30K → 20M10929+80#3952#3872
20M → 21M11116+95#3872#3777
21M → 35K3015+15#3777#3762
35K → 23M10134+67#3762#3695
23M → 24M7517+58#3695#3637
24M → 40K6526+39#3637#3598
40K → 25.2M3010+20#3598#3578
25.2M → Finish8134+47#3578#3531
TOTALS11481014+134
📊

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