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BOSTON MARATHON 2023

Dev Sahani

Bib: 9202•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Top 50%
Masters (Masters Men)
#0 / 9891
Top 38%
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
21:57
Rank: #6662
Start → 5K
21:57 | 7:04/mi
10K· 6.21 mi
42:50
Rank: #5769 (+893)
5K → 10K
20:53 | 6:43/mi
15K· 9.32 mi
1:04:23
Rank: #5902 (-133)
10K → 15K
21:33 | 6:56/mi
20K· 12.43 mi
1:26:29
Rank: #6104 (-202)
15K → 20K
22:06 | 7:07/mi
Half· 13.11 mi
1:31:17
Rank: #6133 (-29)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:48:57
Rank: #6303 (-170)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:12:45
Rank: #6529 (-226)
25K → 30K
23:48 | 7:40/mi
20M
2:23:13
Rank: #6583 (-54)
30K → 20M
10:28 | 7:42/mi
21M
2:31:45
Rank: #6735 (-152)
20M → 21M
8:32 | 8:32/mi
35K· 21.75 mi
2:37:39
Rank: #6839 (-104)
21M → 35K
5:54 | 7:53/mi
23M
2:49:49
Rank: #7562 (-723)
35K → 23M
12:10 | 9:43/mi
24M
2:58:35
Rank: #7952 (-390)
23M → 24M
8:46 | 8:46/mi
40K· 24.85 mi
3:06:50
Rank: #8443 (-491)
24M → 40K
8:15 | 9:39/mi
25.2M
3:10:59
Rank: #8816 (-373)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
3:20:37
Rank: #9350 (-534)
25.2M → Finish
9:38 | 9:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:17
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:49:20
Pace8:20 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4721:577:0421:57
7:04
-
10K
6.21 mi11:08:4042:506:5420:53
6:43
-0:21
15K
9.32 mi11:30:131:04:236:5421:33
6:56
+0:13
20K
12.43 mi11:52:191:26:296:5822:06
7:07
+0:11
Half
13.11 mi11:57:071:31:176:584:48
7:02
-0:05
25K
15.53 mi12:14:471:48:577:0117:40
7:17
+0:15
30K
18.64 mi12:38:352:12:457:0723:48
7:40
+0:23
20M
20.00 mi12:49:032:23:137:1010:28
7:42
+0:02
21M
21.00 mi12:57:352:31:457:148:32
8:32
+0:50
35K
21.75 mi13:03:292:37:397:155:54
7:53
-0:39
23M
23.00 mi13:15:392:49:497:2312:10
9:43
+1:50
24M
24.00 mi13:24:252:58:357:268:46
8:46
-0:57
40K
24.85 mi13:32:403:06:507:318:15
9:39
+0:53
25.2M
25.20 mi13:36:493:10:597:354:09
12:02
+2:23
Finish
26.22 mi13:46:273:20:377:399:38
9:27
-2:35

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

6:43 /mi

Average Pace

7:39 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:26

21% of race

Time at Steady Pace

1:46:41

53% of race

Time at Slower Pace

51:30

26% of race

Average Pace: 7:39 /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 mi10:47:4721:577:0421:57
7:04
#6662
10K
6.21 mi11:08:4042:506:5420:53
6:43
#5769
15K
9.32 mi11:30:131:04:236:5421:33
6:56
#5902
20K
12.43 mi11:52:191:26:296:5822:06
7:07
#6104
Half
13.11 mi11:57:071:31:176:584:48
7:02
#6133
25K
15.53 mi12:14:471:48:577:0117:40
7:17
#6303
30K
18.64 mi12:38:352:12:457:0723:48
7:40
#6529
20M
20.00 mi12:49:032:23:137:1010:28
7:42
#6583
21M
21.00 mi12:57:352:31:457:148:32
8:32
#6735
35K
21.75 mi13:03:292:37:397:155:54
7:53
#6839
23M
23.00 mi13:15:392:49:497:2312:10
9:43
#7562
24M
24.00 mi13:24:252:58:357:268:46
8:46
#7952
40K
24.85 mi13:32:403:06:507:318:15
9:39
#8443
25.2M
25.20 mi13:36:493:10:597:354:09
12:02
#8816
Finish
26.22 mi13:46:273:20:377:399:38
9:27
#9350
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi6662601360136189(Top 23%)5611(Top 37%)5611(Top 250%)
10K6.21 mi3.10 mi5769+8935300+7135300+7134578(Top 17%)4275(Top 28%)4275(Top 191%)
15K9.32 mi3.11 mi5902-1335402-1025402-1026189(Top 23%)5611(Top 37%)5611(Top 250%)
20K12.43 mi3.11 mi6104-2025555-1535555-1536619(Top 25%)5931(Top 39%)5931(Top 265%)
Half13.11 mi0.68 mi6133-295580-255580-256781(Top 25%)6088(Top 40%)6088(Top 272%)
25K15.53 mi2.42 mi6303-1705707-1275707-1277213(Top 27%)6301(Top 42%)6301(Top 281%)
30K18.64 mi3.11 mi6529-2265867-1605867-1608366(Top 31%)6907(Top 46%)6907(Top 308%)
20M20.00 mi1.36 mi6583-545890-235890-238201(Top 31%)6724(Top 44%)6724(Top 300%)
21M21.00 mi1.00 mi6735-1525991-1015991-10110649(Top 40%)7929(Top 52%)7929(Top 354%)
35K21.75 mi0.75 mi6839-1046070-796070-7911238(Top 42%)8220(Top 54%)8220(Top 367%)
23M23.00 mi1.25 mi7562-7236532-4626532-46219123(Top 72%)11618(Top 77%)11618(Top 518%)
24M24.00 mi1.00 mi7952-3906753-2216753-22115988(Top 60%)10156(Top 67%)10156(Top 453%)
40K24.85 mi0.85 mi8443-4917044-2917044-29118835(Top 71%)11408(Top 75%)11408(Top 509%)
25.2M25.20 mi0.35 mi8816-3737251-2077251-20722524(Top 85%)13079(Top 86%)13079(Top 584%)
Finish26.22 mi1.02 mi9350-5347539-2887539-28819937(Top 75%)11948(Top 79%)11948(Top 533%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6189

Males

5611

M40-44

5611

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4578

Males

4275

M40-44

4275

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6189

Males

5611

M40-44

5611

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6619

Males

5931

M40-44

5931

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6781

Males

6088

M40-44

6088

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7213

Males

6301

M40-44

6301

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8366

Males

6907

M40-44

6907

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8201

Males

6724

M40-44

6724

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10649

Males

7929

M40-44

7929

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11238

Males

8220

M40-44

8220

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19123

Males

11618

M40-44

11618

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15988

Males

10156

M40-44

10156

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18835

Males

11408

M40-44

11408

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22524

Males

13079

M40-44

13079

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19937

Males

11948

M40-44

11948

Passing Analysis

Category:
Athletes Passed
1248
Passed By
3936
Net Change
-2688
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6662
5K → 10K90411+893#6662#5769
10K → 15K71204-133#5769#5902
15K → 20K47249-202#5902#6104
20K → Half736-29#6104#6133
Half → 25K42212-170#6133#6303
25K → 30K60286-226#6303#6529
30K → 20M46100-54#6529#6583
20M → 21M26178-152#6583#6735
21M → 35K14118-104#6735#6839
35K → 23M11734-723#6839#7562
23M → 24M12402-390#7562#7952
24M → 40K4495-491#7952#8443
40K → 25.2M3376-373#8443#8816
25.2M → Finish1535-534#8816#9350
TOTALS12483936-2688
📊

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