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BOSTON MARATHON 2023

Austin Greenstein

Bib: 25856•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
33:11
Rank: #25132
Start → 5K
33:11 | 10:41/mi
10K· 6.21 mi
1:06:57
Rank: #25216 (-84)
5K → 10K
33:46 | 10:52/mi
15K· 9.32 mi
1:40:04
Rank: #25048 (+168)
10K → 15K
33:07 | 10:40/mi
20K· 12.43 mi
2:13:17
Rank: #24808 (+240)
15K → 20K
33:13 | 10:41/mi
Half· 13.11 mi
2:20:32
Rank: #24791 (+17)
20K → Half
7:15 | 10:38/mi
25K· 15.53 mi
2:47:36
Rank: #24691 (+100)
Half → 25K
27:04 | 11:10/mi
30K· 18.64 mi
3:22:09
Rank: #24438 (+253)
25K → 30K
34:33 | 11:07/mi
20M
3:38:06
Rank: #24385 (+53)
30K → 20M
15:57 | 11:44/mi
21M
3:50:23
Rank: #24304 (+81)
20M → 21M
12:17 | 12:17/mi
35K· 21.75 mi
3:58:32
Rank: #24258 (+46)
21M → 35K
8:09 | 10:54/mi
23M
4:12:40
Rank: #24209 (+49)
35K → 23M
14:08 | 11:17/mi
24M
4:24:37
Rank: #24231 (-22)
23M → 24M
11:57 | 11:57/mi
40K· 24.85 mi
4:34:47
Rank: #24217 (+14)
24M → 40K
10:10 | 11:53/mi
25.2M
4:39:05
Rank: #24196 (+21)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:49:31
Rank: #24142 (+54)
25.2M → Finish
10:26 | 10:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:32
Pace10:43 /mi
2nd Half
Distance13.11 mi
Time2:28:59
Pace11:22 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1633:1110:4133:11
10:41
-
10K
6.21 mi12:29:021:06:5710:4633:46
10:52
+0:11
15K
9.32 mi13:02:091:40:0410:4433:07
10:40
-0:12
20K
12.43 mi13:35:222:13:1710:4333:13
10:41
+0:01
Half
13.11 mi13:42:372:20:3210:437:15
10:38
-0:03
25K
15.53 mi14:09:412:47:3610:4727:04
11:10
+0:32
30K
18.64 mi14:44:143:22:0910:5134:33
11:07
-0:03
20M
20.00 mi15:00:113:38:0610:5415:57
11:44
+0:37
21M
21.00 mi15:12:283:50:2310:5812:17
12:17
+0:33
35K
21.75 mi15:20:373:58:3210:588:09
10:54
-1:23
23M
23.00 mi15:34:454:12:4010:5914:08
11:17
+0:23
24M
24.00 mi15:46:424:24:3711:0211:57
11:57
+0:40
40K
24.85 mi15:56:524:34:4711:0310:10
11:53
-0:04
25.2M
25.20 mi16:01:104:39:0511:044:18
12:28
+0:35
Finish
26.22 mi16:11:364:49:3111:0310:26
10:14
-2:14

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

10:14 /mi

Average Pace

11:03 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:12

40% of race

Time at Steady Pace

1:57:40

41% of race

Time at Slower Pace

54:39

19% of race

Average Pace: 11:03 /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 mi11:55:1633:1110:4133:11
10:41
#25132
10K
6.21 mi12:29:021:06:5710:4633:46
10:52
#25216
15K
9.32 mi13:02:091:40:0410:4433:07
10:40
#25048
20K
12.43 mi13:35:222:13:1710:4333:13
10:41
#24808
Half
13.11 mi13:42:372:20:3210:437:15
10:38
#24791
25K
15.53 mi14:09:412:47:3610:4727:04
11:10
#24691
30K
18.64 mi14:44:143:22:0910:5134:33
11:07
#24438
20M
20.00 mi15:00:113:38:0610:5415:57
11:44
#24385
21M
21.00 mi15:12:283:50:2310:5812:17
12:17
#24304
35K
21.75 mi15:20:373:58:3210:588:09
10:54
#24258
23M
23.00 mi15:34:454:12:4010:5914:08
11:17
#24209
24M
24.00 mi15:46:424:24:3711:0211:57
11:57
#24231
40K
24.85 mi15:56:524:34:4711:0310:10
11:53
#24217
25.2M
25.20 mi16:01:104:39:0511:044:18
12:28
#24196
Finish
26.22 mi16:11:364:49:3111:0310:26
10:14
#24142
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25132146021460224736(Top 93%)14400(Top 95%)14400(Top 272%)
10K6.21 mi3.10 mi25216-8414644-4214644-4225295(Top 95%)14664(Top 97%)14664(Top 277%)
15K9.32 mi3.11 mi25048+16814563+8114563+8124736(Top 93%)14400(Top 95%)14400(Top 272%)
20K12.43 mi3.11 mi24808+24014440+12314440+12324159(Top 91%)14135(Top 93%)14135(Top 267%)
Half13.11 mi0.68 mi24791+1714428+1214428+1224403(Top 92%)14223(Top 94%)14223(Top 269%)
25K15.53 mi2.42 mi24691+10014373+5514373+5524209(Top 91%)14123(Top 93%)14123(Top 267%)
30K18.64 mi3.11 mi24438+25314246+12714246+12723275(Top 87%)13644(Top 90%)13644(Top 258%)
20M20.00 mi1.36 mi24385+5314215+3114215+3123864(Top 90%)13842(Top 91%)13842(Top 262%)
21M21.00 mi1.00 mi24304+8114168+4714168+4723164(Top 87%)13513(Top 89%)13513(Top 256%)
35K21.75 mi0.75 mi24258+4614134+3414134+3423114(Top 87%)13440(Top 89%)13440(Top 254%)
23M23.00 mi1.25 mi24209+4914108+2614108+2622874(Top 86%)13331(Top 88%)13331(Top 252%)
24M24.00 mi1.00 mi24231-2214112-414112-424450(Top 92%)14023(Top 92%)14023(Top 265%)
40K24.85 mi0.85 mi24217+1414101+1114101+1123750(Top 89%)13670(Top 90%)13670(Top 259%)
25.2M25.20 mi0.35 mi24196+2114085+1614085+1623225(Top 87%)13425(Top 88%)13425(Top 254%)
Finish26.22 mi1.02 mi24142+5414055+3014055+3022389(Top 84%)13046(Top 86%)13046(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

24736

Males

14400

M18-39

14400

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

25295

Males

14664

M18-39

14664

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

24736

Males

14400

M18-39

14400

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

24159

Males

14135

M18-39

14135

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

24403

Males

14223

M18-39

14223

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24209

Males

14123

M18-39

14123

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23275

Males

13644

M18-39

13644

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

23864

Males

13842

M18-39

13842

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23164

Males

13513

M18-39

13513

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

23114

Males

13440

M18-39

13440

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22874

Males

13331

M18-39

13331

23M→24M

23.0 - 24.0 mi

Top 92%
×6stories
+12ft-82ft

Overall

24450

Males

14023

M18-39

14023

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23750

Males

13670

M18-39

13670

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23225

Males

13425

M18-39

13425

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

22389

Males

13046

M18-39

13046

Passing Analysis

Category:
Athletes Passed
1429
Passed By
439
Net Change
+990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25132
5K → 10K137221-84#25132#25216
10K → 15K20133+168#25216#25048
15K → 20K26121+240#25048#24808
20K → Half2912+17#24808#24791
Half → 25K13030+100#24791#24691
25K → 30K2629+253#24691#24438
30K → 20M6815+53#24438#24385
20M → 21M9615+81#24385#24304
21M → 35K504+46#24304#24258
35K → 23M6213+49#24258#24209
23M → 24M1638-22#24209#24231
24M → 40K3420+14#24231#24217
40K → 25.2M254+21#24217#24196
25.2M → Finish584+54#24196#24142
TOTALS1429439+990
📊

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