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BOSTON MARATHON 2023

Jack Gallagher

Bib: 29864•M

GA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 48%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:40
Rank: #15885
Start → 5K
8:16/mi
25:40 split
10K· 6.21 mi
49:54
Rank: #14590 (+1295)
5K → 10K
7:48/mi
24:14 split
15K· 9.32 mi
1:14:06
Rank: #13967 (+623)
10K → 15K
7:47/mi
24:12 split
20K· 12.43 mi
1:38:01
Rank: #13200 (+767)
15K → 20K
7:42/mi
23:55 split
Half· 13.11 mi
1:43:12
Rank: #13061 (+139)
20K → Half
7:36/mi
5:11 split
25K· 15.53 mi
2:02:48
Rank: #13086 (-25)
Half → 25K
8:05/mi
19:36 split
30K· 18.64 mi
2:28:20
Rank: #12965 (+121)
25K → 30K
8:13/mi
25:32 split
20M
2:39:46
Rank: #12946 (+19)
30K → 20M
8:25/mi
11:26 split
21M
2:48:18
Rank: #12761 (+185)
20M → 21M
8:32/mi
8:32 split
35K· 21.75 mi
2:54:38
Rank: #12865 (-104)
21M → 35K
8:28/mi
6:20 split
23M
3:05:30
Rank: #12942 (-77)
35K → 23M
8:41/mi
10:52 split
24M
3:13:27
Rank: #12846 (+96)
23M → 24M
7:57/mi
7:57 split
40K· 24.85 mi
3:21:01
Rank: #12934 (-88)
24M → 40K
8:51/mi
7:34 split
25.2M
3:24:05
Rank: #12907 (+27)
40K → 25.2M
8:54/mi
3:04 split
Finish· 26.22 mi
3:31:29
Rank: #12664 (+243)
25.2M → Finish
7:16/mi
7:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:12
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:48:17
Pace8:16 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0825:408:1625:40
8:16
-
10K
6.21 mi12:07:2249:548:0224:14
7:48
-0:28
15K
9.32 mi12:31:341:14:067:5724:12
7:47
-0:01
20K
12.43 mi12:55:291:38:017:5323:55
7:42
-0:05
Half
13.11 mi13:00:401:43:127:525:11
7:36
-0:06
25K
15.53 mi13:20:162:02:487:5419:36
8:05
+0:29
30K
18.64 mi13:45:482:28:207:5725:32
8:13
+0:08
20M
20.00 mi13:57:142:39:467:5911:26
8:25
+0:12
21M
21.00 mi14:05:462:48:188:018:32
8:32
+0:07
35K
21.75 mi14:12:062:54:388:026:20
8:28
-0:04
23M
23.00 mi14:22:583:05:308:0410:52
8:41
+0:13
24M
24.00 mi14:30:553:13:278:047:57
7:57
-0:44
40K
24.85 mi14:38:293:21:018:057:34
8:51
+0:54
25.2M
25.20 mi14:41:333:24:058:063:04
8:54
+0:03
Finish
26.22 mi14:48:573:31:298:047:24
7:16
-1:38

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

7:16 /mi

Average Pace

8:04 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:53

44% of race

Time at Steady Pace

1:22:14

39% of race

Time at Slower Pace

36:22

17% of race

Average Pace: 8:04 /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 mi11:43:0825:408:1625:40
8:16
#15885
10K
6.21 mi12:07:2249:548:0224:14
7:48
#14590
15K
9.32 mi12:31:341:14:067:5724:12
7:47
#13967
20K
12.43 mi12:55:291:38:017:5323:55
7:42
#13200
Half
13.11 mi13:00:401:43:127:525:11
7:36
#13061
25K
15.53 mi13:20:162:02:487:5419:36
8:05
#13086
30K
18.64 mi13:45:482:28:207:5725:32
8:13
#12965
20M
20.00 mi13:57:142:39:467:5911:26
8:25
#12946
21M
21.00 mi14:05:462:48:188:018:32
8:32
#12761
35K
21.75 mi14:12:062:54:388:026:20
8:28
#12865
23M
23.00 mi14:22:583:05:308:0410:52
8:41
#12942
24M
24.00 mi14:30:553:13:278:047:57
7:57
#12846
40K
24.85 mi14:38:293:21:018:057:34
8:51
#12934
25.2M
25.20 mi14:41:333:24:058:063:04
8:54
#12907
Finish
26.22 mi14:48:573:31:298:047:24
7:16
#12664
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15885106581065812632(Top 47%)9360(Top 62%)9360(Top 177%)
10K6.21 mi3.10 mi14590+129510171+48710171+48713105(Top 49%)9595(Top 63%)9595(Top 182%)
15K9.32 mi3.11 mi13967+6239909+2629909+26212632(Top 47%)9360(Top 62%)9360(Top 177%)
20K12.43 mi3.11 mi13200+7679576+3339576+33310903(Top 41%)8530(Top 56%)8530(Top 161%)
Half13.11 mi0.68 mi13061+1399527+499527+4910984(Top 41%)8623(Top 57%)8623(Top 163%)
25K15.53 mi2.42 mi13086-259529-29529-213383(Top 50%)9512(Top 63%)9512(Top 180%)
30K18.64 mi3.11 mi12965+1219420+1099420+10912463(Top 47%)9006(Top 59%)9006(Top 170%)
20M20.00 mi1.36 mi12946+199393+279393+2713078(Top 49%)9158(Top 60%)9158(Top 173%)
21M21.00 mi1.00 mi12761+1859296+979296+9710675(Top 40%)7955(Top 52%)7955(Top 151%)
35K21.75 mi0.75 mi12865-1049319-239319-2315060(Top 57%)9886(Top 65%)9886(Top 187%)
23M23.00 mi1.25 mi12942-779331-129331-1214221(Top 53%)9459(Top 62%)9459(Top 179%)
24M24.00 mi1.00 mi12846+969270+619270+6110872(Top 41%)7845(Top 52%)7845(Top 148%)
40K24.85 mi0.85 mi12934-889282-129282-1215320(Top 58%)9818(Top 65%)9818(Top 186%)
25.2M25.20 mi0.35 mi12907+279262+209262+2011846(Top 44%)8189(Top 54%)8189(Top 155%)
Finish26.22 mi1.02 mi12664+2439149+1139149+1136851(Top 26%)5486(Top 36%)5486(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12632

Males

9360

M18-39

9360

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

13105

Males

9595

M18-39

9595

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12632

Males

9360

M18-39

9360

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10903

Males

8530

M18-39

8530

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10984

Males

8623

M18-39

8623

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13383

Males

9512

M18-39

9512

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

12463

Males

9006

M18-39

9006

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13078

Males

9158

M18-39

9158

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10675

Males

7955

M18-39

7955

21M→35K

21.0 - 21.8 mi

Top 57%
×7story building
+17ft-86ft

Overall

15060

Males

9886

M18-39

9886

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14221

Males

9459

M18-39

9459

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10872

Males

7845

M18-39

7845

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15320

Males

9818

M18-39

9818

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11846

Males

8189

M18-39

8189

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6851

Males

5486

M18-39

5486

Passing Analysis

Category:
Athletes Passed
4119
Passed By
898
Net Change
+3221
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15885
5K → 10K132732+1295#15885#14590
10K → 15K65027+623#14590#13967
15K → 20K7714+767#13967#13200
20K → Half1401+139#13200#13061
Half → 25K141166-25#13061#13086
25K → 30K246125+121#13086#12965
30K → 20M10485+19#12965#12946
20M → 21M20419+185#12946#12761
21M → 35K23127-104#12761#12865
35K → 23M58135-77#12865#12942
23M → 24M12630+96#12942#12846
24M → 40K41129-88#12846#12934
40K → 25.2M4417+27#12934#12907
25.2M → Finish2441+243#12907#12664
TOTALS4119898+3221
📊

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