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BOSTON MARATHON 2023

Forrest Harrington

Bib: 29563•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
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
26:28
Rank: #17680
Start → 5K
26:28 | 8:31/mi
10K· 6.21 mi
52:33
Rank: #17608 (+72)
5K → 10K
26:05 | 8:24/mi
15K· 9.32 mi
1:17:58
Rank: #16945 (+663)
10K → 15K
25:25 | 8:11/mi
20K· 12.43 mi
1:43:24
Rank: #16429 (+516)
15K → 20K
25:26 | 8:11/mi
Half· 13.11 mi
1:49:00
Rank: #16399 (+30)
20K → Half
5:36 | 8:12/mi
25K· 15.53 mi
2:09:49
Rank: #16453 (-54)
Half → 25K
20:49 | 8:35/mi
30K· 18.64 mi
2:38:16
Rank: #16714 (-261)
25K → 30K
28:27 | 9:09/mi
20M
2:51:14
Rank: #16910 (-196)
30K → 20M
12:58 | 9:33/mi
21M
3:04:28
Rank: #17894 (-984)
20M → 21M
13:14 | 13:14/mi
35K· 21.75 mi
3:12:40
Rank: #18265 (-371)
21M → 35K
8:12 | 10:58/mi
23M
3:25:55
Rank: #18582 (-317)
35K → 23M
13:15 | 10:35/mi
24M
3:36:29
Rank: #18845 (-263)
23M → 24M
10:34 | 10:34/mi
40K· 24.85 mi
3:45:09
Rank: #18949 (-104)
24M → 40K
8:40 | 10:08/mi
25.2M
3:48:35
Rank: #18921 (+28)
40K → 25.2M
3:26 | 9:57/mi
Finish· 26.22 mi
3:58:14
Rank: #18994 (-73)
25.2M → Finish
9:39 | 9:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:00
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time2:09:14
Pace9:51 /mi
📊Positive Split: 18.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3326:288:3126:28
8:31
-
10K
6.21 mi12:10:3852:338:2726:05
8:24
-0:07
15K
9.32 mi12:36:031:17:588:2225:25
8:11
-0:13
20K
12.43 mi13:01:291:43:248:1925:26
8:11
0:00
Half
13.11 mi13:07:051:49:008:195:36
8:12
+0:01
25K
15.53 mi13:27:542:09:498:2120:49
8:35
+0:23
30K
18.64 mi13:56:212:38:168:2928:27
9:09
+0:34
20M
20.00 mi14:09:192:51:148:3412:58
9:33
+0:24
21M
21.00 mi14:22:333:04:288:4713:14
13:14
+3:41
35K
21.75 mi14:30:453:12:408:528:12
10:58
-2:16
23M
23.00 mi14:44:003:25:558:5713:15
10:35
-0:23
24M
24.00 mi14:54:343:36:299:0110:34
10:34
-0:01
40K
24.85 mi15:03:143:45:099:048:40
10:08
-0:26
25.2M
25.20 mi15:06:403:48:359:043:26
9:57
-0:11
Finish
26.22 mi15:16:193:58:149:069:39
9:28
-0:29

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

8:11 /mi

Average Pace

9:06 /mi

Slowest Pace

13:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:49

54% of race

Time at Steady Pace

1:03:10

27% of race

Time at Slower Pace

45:15

19% of race

Average Pace: 9:05 /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 mi11:44:3326:288:3126:28
8:31
#17680
10K
6.21 mi12:10:3852:338:2726:05
8:24
#17608
15K
9.32 mi12:36:031:17:588:2225:25
8:11
#16945
20K
12.43 mi13:01:291:43:248:1925:26
8:11
#16429
Half
13.11 mi13:07:051:49:008:195:36
8:12
#16399
25K
15.53 mi13:27:542:09:498:2120:49
8:35
#16453
30K
18.64 mi13:56:212:38:168:2928:27
9:09
#16714
20M
20.00 mi14:09:192:51:148:3412:58
9:33
#16910
21M
21.00 mi14:22:333:04:288:4713:14
13:14
#17894
35K
21.75 mi14:30:453:12:408:528:12
10:58
#18265
23M
23.00 mi14:44:003:25:558:5713:15
10:35
#18582
24M
24.00 mi14:54:343:36:299:0110:34
10:34
#18845
40K
24.85 mi15:03:143:45:099:048:40
10:08
#18949
25.2M
25.20 mi15:06:403:48:359:043:26
9:57
#18921
Finish
26.22 mi15:16:193:58:149:069:39
9:28
#18994
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17680113021130215712(Top 59%)10577(Top 70%)10577(Top 200%)
10K6.21 mi3.10 mi17608+7211296+611296+617554(Top 66%)11321(Top 75%)11321(Top 214%)
15K9.32 mi3.11 mi16945+66311052+24411052+24415712(Top 59%)10577(Top 70%)10577(Top 200%)
20K12.43 mi3.11 mi16429+51610847+20510847+20514882(Top 56%)10234(Top 67%)10234(Top 194%)
Half13.11 mi0.68 mi16399+3010829+1810829+1815857(Top 60%)10645(Top 70%)10645(Top 201%)
25K15.53 mi2.42 mi16453-5410823+610823+616728(Top 63%)10858(Top 72%)10858(Top 205%)
30K18.64 mi3.11 mi16714-26110887-6410887-6417960(Top 67%)11315(Top 75%)11315(Top 214%)
20M20.00 mi1.36 mi16910-19610972-8510972-8519007(Top 71%)11681(Top 77%)11681(Top 221%)
21M21.00 mi1.00 mi17894-98411348-37611348-37624325(Top 91%)14042(Top 93%)14042(Top 266%)
35K21.75 mi0.75 mi18265-37111486-13811486-13823221(Top 87%)13487(Top 89%)13487(Top 255%)
23M23.00 mi1.25 mi18582-31711623-13711623-13721493(Top 81%)12682(Top 84%)12682(Top 240%)
24M24.00 mi1.00 mi18845-26311710-8711710-8722157(Top 83%)12942(Top 85%)12942(Top 245%)
40K24.85 mi0.85 mi18949-10411759-4911759-4920324(Top 76%)12065(Top 80%)12065(Top 228%)
25.2M25.20 mi0.35 mi18921+2811740+1911740+1917169(Top 64%)10638(Top 70%)10638(Top 201%)
Finish26.22 mi1.02 mi18994-7311766-2611766-2620000(Top 75%)11978(Top 79%)11978(Top 227%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15712

Males

10577

M18-39

10577

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17554

Males

11321

M18-39

11321

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15712

Males

10577

M18-39

10577

15K→20K

9.3 - 12.4 mi

Top 56%
×5stories
+106ft-86ft

Overall

14882

Males

10234

M18-39

10234

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

15857

Males

10645

M18-39

10645

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16728

Males

10858

M18-39

10858

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

17960

Males

11315

M18-39

11315

30K→20M

18.6 - 20.0 mi

Top 71%
×5stories
+64ft-50ft

Overall

19007

Males

11681

M18-39

11681

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

24325

Males

14042

M18-39

14042

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23221

Males

13487

M18-39

13487

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

21493

Males

12682

M18-39

12682

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22157

Males

12942

M18-39

12942

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

20324

Males

12065

M18-39

12065

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17169

Males

10638

M18-39

10638

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

20000

Males

11978

M18-39

11978

Passing Analysis

Category:
Athletes Passed
2013
Passed By
3327
Net Change
-1314
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17680
5K → 10K340268+72#17680#17608
10K → 15K69330+663#17608#16945
15K → 20K53418+516#16945#16429
20K → Half4818+30#16429#16399
Half → 25K118172-54#16399#16453
25K → 30K110371-261#16453#16714
30K → 20M39235-196#16714#16910
20M → 21M2986-984#16910#17894
21M → 35K6377-371#17894#18265
35K → 23M22339-317#18265#18582
23M → 24M15278-263#18582#18845
24M → 40K23127-104#18845#18949
40K → 25.2M4214+28#18949#18921
25.2M → Finish2194-73#18921#18994
TOTALS20133327-1314
📊

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