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BOSTON MARATHON 2023

Andrew Holton

Bib: 18689•M

CO

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:03
Rank: #11833
Start → 5K
24:03 | 7:44/mi
10K· 6.21 mi
47:51
Rank: #11818 (+15)
5K → 10K
23:48 | 7:40/mi
15K· 9.32 mi
1:12:25
Rank: #12390 (-572)
10K → 15K
24:34 | 7:54/mi
20K· 12.43 mi
1:39:29
Rank: #14153 (-1763)
15K → 20K
27:04 | 8:43/mi
Half· 13.11 mi
1:45:14
Rank: #14308 (-155)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:07:33
Rank: #15419 (-1111)
Half → 25K
22:19 | 9:12/mi
30K· 18.64 mi
2:36:38
Rank: #16170 (-751)
25K → 30K
29:05 | 9:22/mi
20M
2:49:26
Rank: #16352 (-182)
30K → 20M
12:48 | 9:25/mi
21M
3:00:01
Rank: #16638 (-286)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:07:22
Rank: #16855 (-217)
21M → 35K
7:21 | 9:49/mi
23M
3:20:12
Rank: #17195 (-340)
35K → 23M
12:50 | 10:15/mi
24M
3:29:48
Rank: #17356 (-161)
23M → 24M
9:36 | 9:36/mi
40K· 24.85 mi
3:38:28
Rank: #17553 (-197)
24M → 40K
8:40 | 10:08/mi
25.2M
3:42:14
Rank: #17635 (-82)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
3:52:06
Rank: #17789 (-154)
25.2M → Finish
9:52 | 9:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:14
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:06:52
Pace9:41 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0324:037:4424:03
7:44
-
10K
6.21 mi11:38:5147:517:4223:48
7:40
-0:04
15K
9.32 mi12:03:251:12:257:4624:34
7:54
+0:14
20K
12.43 mi12:30:291:39:298:0027:04
8:43
+0:49
Half
13.11 mi12:36:141:45:148:025:45
8:26
-0:17
25K
15.53 mi12:58:332:07:338:1322:19
9:12
+0:46
30K
18.64 mi13:27:382:36:388:2429:05
9:22
+0:10
20M
20.00 mi13:40:262:49:268:2812:48
9:25
+0:03
21M
21.00 mi13:51:013:00:018:3410:35
10:35
+1:10
35K
21.75 mi13:58:223:07:228:377:21
9:49
-0:46
23M
23.00 mi14:11:123:20:128:4212:50
10:15
+0:26
24M
24.00 mi14:20:483:29:488:459:36
9:36
-0:39
40K
24.85 mi14:29:283:38:288:478:40
10:08
+0:32
25.2M
25.20 mi14:33:143:42:148:493:46
10:55
+0:47
Finish
26.22 mi14:43:063:52:068:529:52
9:41
-1:14

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

7:40 /mi

Average Pace

8:52 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:14

45% of race

Time at Steady Pace

1:31:01

39% of race

Time at Slower Pace

35:51

15% of race

Average Pace: 8:51 /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 mi11:15:0324:037:4424:03
7:44
#11833
10K
6.21 mi11:38:5147:517:4223:48
7:40
#11818
15K
9.32 mi12:03:251:12:257:4624:34
7:54
#12390
20K
12.43 mi12:30:291:39:298:0027:04
8:43
#14153
Half
13.11 mi12:36:141:45:148:025:45
8:26
#14308
25K
15.53 mi12:58:332:07:338:1322:19
9:12
#15419
30K
18.64 mi13:27:382:36:388:2429:05
9:22
#16170
20M
20.00 mi13:40:262:49:268:2812:48
9:25
#16352
21M
21.00 mi13:51:013:00:018:3410:35
10:35
#16638
35K
21.75 mi13:58:223:07:228:377:21
9:49
#16855
23M
23.00 mi14:11:123:20:128:4212:50
10:15
#17195
24M
24.00 mi14:20:483:29:488:459:36
9:36
#17356
40K
24.85 mi14:29:283:38:288:478:40
10:08
#17553
25.2M
25.20 mi14:33:143:42:148:493:46
10:55
#17635
Finish
26.22 mi14:43:063:52:068:529:52
9:41
#17789
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi118339056905613611(Top 51%)9756(Top 64%)9756(Top 686%)
10K6.21 mi3.10 mi11818+159030+269030+2611883(Top 45%)9072(Top 60%)9072(Top 638%)
15K9.32 mi3.11 mi12390-5729257-2279257-22713611(Top 51%)9756(Top 64%)9756(Top 686%)
20K12.43 mi3.11 mi14153-17639961-7049961-70418187(Top 68%)11554(Top 76%)11554(Top 813%)
Half13.11 mi0.68 mi14308-15510027-6610027-6617267(Top 65%)11198(Top 74%)11198(Top 787%)
25K15.53 mi2.42 mi15419-111110424-39710424-39719850(Top 75%)12213(Top 80%)12213(Top 859%)
30K18.64 mi3.11 mi16170-75110665-24110665-24118865(Top 71%)11722(Top 77%)11722(Top 824%)
20M20.00 mi1.36 mi16352-18210716-5110716-5118522(Top 70%)11457(Top 75%)11457(Top 806%)
21M21.00 mi1.00 mi16638-28610836-12010836-12019831(Top 74%)11971(Top 79%)11971(Top 842%)
35K21.75 mi0.75 mi16855-21710927-9110927-9120807(Top 78%)12385(Top 82%)12385(Top 871%)
23M23.00 mi1.25 mi17195-34011044-11711044-11720699(Top 78%)12328(Top 81%)12328(Top 867%)
24M24.00 mi1.00 mi17356-16111095-5111095-5119545(Top 73%)11783(Top 78%)11783(Top 829%)
40K24.85 mi0.85 mi17553-19711160-6511160-6520322(Top 76%)12063(Top 79%)12063(Top 848%)
25.2M25.20 mi0.35 mi17635-8211184-2411184-2420239(Top 76%)12028(Top 79%)12028(Top 846%)
Finish26.22 mi1.02 mi17789-15411244-6011244-6020718(Top 78%)12276(Top 81%)12276(Top 863%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13611

Males

9756

M55-59

9756

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11883

Males

9072

M55-59

9072

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13611

Males

9756

M55-59

9756

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

18187

Males

11554

M55-59

11554

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17267

Males

11198

M55-59

11198

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

19850

Males

12213

M55-59

12213

25K→30K

15.5 - 18.6 mi

Top 71%
×9stories
+181ft-148ft

Overall

18865

Males

11722

M55-59

11722

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

18522

Males

11457

M55-59

11457

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

19831

Males

11971

M55-59

11971

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20807

Males

12385

M55-59

12385

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20699

Males

12328

M55-59

12328

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19545

Males

11783

M55-59

11783

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20322

Males

12063

M55-59

12063

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20239

Males

12028

M55-59

12028

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

20718

Males

12276

M55-59

12276

Passing Analysis

Category:
Athletes Passed
606
Passed By
6562
Net Change
-5956
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11833
5K → 10K310295+15#11833#11818
10K → 15K55627-572#11818#12390
15K → 20K121775-1763#12390#14153
20K → Half4159-155#14153#14308
Half → 25K151126-1111#14308#15419
25K → 30K41792-751#15419#16170
30K → 20M39221-182#16170#16352
20M → 21M25311-286#16352#16638
21M → 35K11228-217#16638#16855
35K → 23M22362-340#16855#17195
23M → 24M27188-161#17195#17356
24M → 40K18215-197#17356#17553
40K → 25.2M1193-82#17553#17635
25.2M → Finish16170-154#17635#17789
TOTALS6066562-5956
📊

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