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BOSTON MARATHON 2023

Andrew Krone

Bib: 4705•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
Masters (Masters Men)
#0 / 9891
Top 34%
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
20:51
Rank: #3789
Start → 5K
20:51 | 6:43/mi
10K· 6.21 mi
41:31
Rank: #3792 (-3)
5K → 10K
20:40 | 6:39/mi
15K· 9.32 mi
1:02:29
Rank: #4059 (-267)
10K → 15K
20:58 | 6:45/mi
20K· 12.43 mi
1:24:30
Rank: #4848 (-789)
15K → 20K
22:01 | 7:05/mi
Half· 13.11 mi
1:29:25
Rank: #5070 (-222)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:47:19
Rank: #5645 (-575)
Half → 25K
17:54 | 7:23/mi
30K· 18.64 mi
2:12:10
Rank: #6346 (-701)
25K → 30K
24:51 | 8:00/mi
20M
2:23:12
Rank: #6576 (-230)
30K → 20M
11:02 | 8:07/mi
21M
2:31:57
Rank: #6797 (-221)
20M → 21M
8:45 | 8:45/mi
35K· 21.75 mi
2:37:58
Rank: #6923 (-126)
21M → 35K
6:01 | 8:03/mi
23M
2:48:44
Rank: #7255 (-332)
35K → 23M
10:46 | 8:36/mi
24M
2:57:27
Rank: #7586 (-331)
23M → 24M
8:43 | 8:43/mi
40K· 24.85 mi
3:04:55
Rank: #7858 (-272)
24M → 40K
7:28 | 8:44/mi
25.2M
3:08:09
Rank: #7950 (-92)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:17:15
Rank: #8374 (-424)
25.2M → Finish
9:06 | 8:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:25
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:47:50
Pace8:14 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5520:516:4320:51
6:43
-
10K
6.21 mi10:43:3541:316:4120:40
6:39
-0:04
15K
9.32 mi11:04:331:02:296:4220:58
6:45
+0:06
20K
12.43 mi11:26:341:24:306:4822:01
7:05
+0:20
Half
13.11 mi11:31:291:29:256:494:55
7:12
+0:07
25K
15.53 mi11:49:231:47:196:5517:54
7:23
+0:11
30K
18.64 mi12:14:142:12:107:0524:51
8:00
+0:37
20M
20.00 mi12:25:162:23:127:1011:02
8:07
+0:07
21M
21.00 mi12:34:012:31:577:148:45
8:45
+0:38
35K
21.75 mi12:40:022:37:587:166:01
8:03
-0:42
23M
23.00 mi12:50:482:48:447:2010:46
8:36
+0:33
24M
24.00 mi12:59:312:57:277:248:43
8:43
+0:07
40K
24.85 mi13:06:593:04:557:267:28
8:44
+0:01
25.2M
25.20 mi13:10:133:08:097:283:14
9:23
+0:39
Finish
26.22 mi13:19:193:17:157:329:06
8:56
-0:27

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

6:39 /mi

Average Pace

7:32 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:19

54% of race

Time at Steady Pace

41:54

21% of race

Time at Slower Pace

48:02

24% of race

Average Pace: 7:31 /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 mi10:22:5520:516:4320:51
6:43
#3789
10K
6.21 mi10:43:3541:316:4120:40
6:39
#3792
15K
9.32 mi11:04:331:02:296:4220:58
6:45
#4059
20K
12.43 mi11:26:341:24:306:4822:01
7:05
#4848
Half
13.11 mi11:31:291:29:256:494:55
7:12
#5070
25K
15.53 mi11:49:231:47:196:5517:54
7:23
#5645
30K
18.64 mi12:14:142:12:107:0524:51
8:00
#6346
20M
20.00 mi12:25:162:23:127:1011:02
8:07
#6576
21M
21.00 mi12:34:012:31:577:148:45
8:45
#6797
35K
21.75 mi12:40:022:37:587:166:01
8:03
#6923
23M
23.00 mi12:50:482:48:447:2010:46
8:36
#7255
24M
24.00 mi12:59:312:57:277:248:43
8:43
#7586
40K
24.85 mi13:06:593:04:557:267:28
8:44
#7858
25.2M
25.20 mi13:10:133:08:097:283:14
9:23
#7950
Finish
26.22 mi13:19:193:17:157:329:06
8:56
#8374
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3789356335634614(Top 17%)4310(Top 28%)4310(Top 192%)
10K6.21 mi3.10 mi3792-33572-93572-93915(Top 15%)3688(Top 24%)3688(Top 165%)
15K9.32 mi3.11 mi4059-2673817-2453817-2454614(Top 17%)4310(Top 28%)4310(Top 192%)
20K12.43 mi3.11 mi4848-7894515-6984515-6986490(Top 24%)5835(Top 38%)5835(Top 260%)
Half13.11 mi0.68 mi5070-2224708-1934708-1937889(Top 30%)6837(Top 45%)6837(Top 305%)
25K15.53 mi2.42 mi5645-5755193-4855193-4857866(Top 30%)6716(Top 44%)6716(Top 300%)
30K18.64 mi3.11 mi6346-7015728-5355728-53510874(Top 41%)8276(Top 55%)8276(Top 369%)
20M20.00 mi1.36 mi6576-2305885-1575885-15711119(Top 42%)8303(Top 55%)8303(Top 371%)
21M21.00 mi1.00 mi6797-2216043-1586043-15811927(Top 45%)8544(Top 56%)8544(Top 381%)
35K21.75 mi0.75 mi6923-1266128-856128-8512365(Top 46%)8699(Top 57%)8699(Top 388%)
23M23.00 mi1.25 mi7255-3326325-1976325-19713764(Top 52%)9258(Top 61%)9258(Top 413%)
24M24.00 mi1.00 mi7586-3316526-2016526-20115712(Top 59%)10035(Top 66%)10035(Top 448%)
40K24.85 mi0.85 mi7858-2726678-1526678-15214663(Top 55%)9513(Top 63%)9513(Top 424%)
25.2M25.20 mi0.35 mi7950-926728-506728-5014475(Top 54%)9431(Top 62%)9431(Top 421%)
Finish26.22 mi1.02 mi8374-4246969-2416969-24117585(Top 66%)10856(Top 72%)10856(Top 484%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4614

Males

4310

M40-44

4310

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3915

Males

3688

M40-44

3688

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4614

Males

4310

M40-44

4310

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6490

Males

5835

M40-44

5835

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7889

Males

6837

M40-44

6837

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7866

Males

6716

M40-44

6716

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10874

Males

8276

M40-44

8276

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

11119

Males

8303

M40-44

8303

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11927

Males

8544

M40-44

8544

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12365

Males

8699

M40-44

8699

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13764

Males

9258

M40-44

9258

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

15712

Males

10035

M40-44

10035

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14663

Males

9513

M40-44

9513

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14475

Males

9431

M40-44

9431

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17585

Males

10856

M40-44

10856

Passing Analysis

Category:
Athletes Passed
415
Passed By
5000
Net Change
-4585
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3789
5K → 10K211214-3#3789#3792
10K → 15K43310-267#3792#4059
15K → 20K8797-789#4059#4848
20K → Half1223-222#4848#5070
Half → 25K16591-575#5070#5645
25K → 30K22723-701#5645#6346
30K → 20M14244-230#6346#6576
20M → 21M17238-221#6576#6797
21M → 35K16142-126#6797#6923
35K → 23M26358-332#6923#7255
23M → 24M10341-331#7255#7586
24M → 40K16288-272#7586#7858
40K → 25.2M9101-92#7858#7950
25.2M → Finish6430-424#7950#8374
TOTALS4155000-4585
📊

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