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BOSTON MARATHON 2023

Samson Ramasamy

Bib: 2733•M

DC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2546
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:02
Rank: #2197 (+349)
5K → 10K
19:41 | 6:20/mi
15K· 9.32 mi
59:35
Rank: #1975 (+222)
10K → 15K
19:33 | 6:18/mi
20K· 12.43 mi
1:19:20
Rank: #1859 (+116)
15K → 20K
19:45 | 6:21/mi
Half· 13.11 mi
1:23:35
Rank: #1841 (+18)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:39:10
Rank: #1826 (+15)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
1:59:34
Rank: #1800 (+26)
25K → 30K
20:24 | 6:34/mi
20M
2:08:39
Rank: #1811 (-11)
30K → 20M
9:05 | 6:41/mi
21M
2:15:41
Rank: #1827 (-16)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:20:31
Rank: #1826 (+1)
21M → 35K
4:50 | 6:28/mi
23M
2:28:52
Rank: #1819 (+7)
35K → 23M
8:21 | 6:40/mi
24M
2:35:41
Rank: #1869 (-50)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:41:28
Rank: #1879 (-10)
24M → 40K
5:47 | 6:46/mi
25.2M
2:44:06
Rank: #1897 (-18)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:52:04
Rank: #2119 (-222)
25.2M → Finish
7:58 | 7:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:35
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:28:29
Pace6:45 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2220:216:3320:21
6:33
-
10K
6.21 mi10:41:0340:026:2719:41
6:20
-0:13
15K
9.32 mi11:00:3659:356:2419:33
6:18
-0:02
20K
12.43 mi11:20:211:19:206:2319:45
6:21
+0:03
Half
13.11 mi11:24:361:23:356:234:15
6:14
-0:07
25K
15.53 mi11:40:111:39:106:2315:35
6:26
+0:12
30K
18.64 mi12:00:351:59:346:2520:24
6:34
+0:08
20M
20.00 mi12:09:402:08:396:269:05
6:41
+0:07
21M
21.00 mi12:16:422:15:416:287:02
7:02
+0:21
35K
21.75 mi12:21:322:20:316:284:50
6:28
-0:34
23M
23.00 mi12:29:532:28:526:288:21
6:40
+0:12
24M
24.00 mi12:36:422:35:416:296:49
6:49
+0:09
40K
24.85 mi12:42:292:41:286:305:47
6:46
-0:03
25.2M
25.20 mi12:45:072:44:066:312:38
7:38
+0:52
Finish
26.22 mi12:53:052:52:046:347:58
7:49
+0:11

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

6:14 /mi

Average Pace

6:34 /mi

Slowest Pace

7:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

43:29

25% of race

Time at Steady Pace

1:44:08

61% of race

Time at Slower Pace

24:27

14% of race

Average Pace: 6:34 /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 mi10:21:2220:216:3320:21
6:33
#2546
10K
6.21 mi10:41:0340:026:2719:41
6:20
#2197
15K
9.32 mi11:00:3659:356:2419:33
6:18
#1975
20K
12.43 mi11:20:211:19:206:2319:45
6:21
#1859
Half
13.11 mi11:24:361:23:356:234:15
6:14
#1841
25K
15.53 mi11:40:111:39:106:2315:35
6:26
#1826
30K
18.64 mi12:00:351:59:346:2520:24
6:34
#1800
20M
20.00 mi12:09:402:08:396:269:05
6:41
#1811
21M
21.00 mi12:16:422:15:416:287:02
7:02
#1827
35K
21.75 mi12:21:322:20:316:284:50
6:28
#1826
23M
23.00 mi12:29:532:28:526:288:21
6:40
#1819
24M
24.00 mi12:36:422:35:416:296:49
6:49
#1869
40K
24.85 mi12:42:292:41:286:305:47
6:46
#1879
25.2M
25.20 mi12:45:072:44:066:312:38
7:38
#1897
Finish
26.22 mi12:53:052:52:046:347:58
7:49
#2119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2546242924291622(Top 6%)1549(Top 10%)1549(Top 29%)
10K6.21 mi3.10 mi2197+3492103+3262103+3261920(Top 7%)1839(Top 12%)1839(Top 35%)
15K9.32 mi3.11 mi1975+2221890+2131890+2131622(Top 6%)1549(Top 10%)1549(Top 29%)
20K12.43 mi3.11 mi1859+1161779+1111779+1111630(Top 6%)1559(Top 10%)1559(Top 29%)
Half13.11 mi0.68 mi1841+181762+171762+171522(Top 6%)1458(Top 10%)1458(Top 28%)
25K15.53 mi2.42 mi1826+151746+161746+161850(Top 7%)1773(Top 12%)1773(Top 34%)
30K18.64 mi3.11 mi1800+261723+231723+231824(Top 7%)1747(Top 12%)1747(Top 33%)
20M20.00 mi1.36 mi1811-111731-81731-82196(Top 8%)2088(Top 14%)2088(Top 40%)
21M21.00 mi1.00 mi1827-161749-181749-182276(Top 9%)2149(Top 14%)2149(Top 41%)
35K21.75 mi0.75 mi1826+11747+21747+22214(Top 8%)2101(Top 14%)2101(Top 40%)
23M23.00 mi1.25 mi1819+71740+71740+72044(Top 8%)1934(Top 13%)1934(Top 37%)
24M24.00 mi1.00 mi1869-501789-491789-493710(Top 14%)3396(Top 22%)3396(Top 64%)
40K24.85 mi0.85 mi1879-101798-91798-92621(Top 10%)2420(Top 16%)2420(Top 46%)
25.2M25.20 mi0.35 mi1897-181813-151813-154455(Top 17%)3868(Top 25%)3868(Top 73%)
Finish26.22 mi1.02 mi2119-2222032-2192032-21910747(Top 40%)7658(Top 50%)7658(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1622

Males

1549

M18-39

1549

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1920

Males

1839

M18-39

1839

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1622

Males

1549

M18-39

1549

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1630

Males

1559

M18-39

1559

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1522

Males

1458

M18-39

1458

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1850

Males

1773

M18-39

1773

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1824

Males

1747

M18-39

1747

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2196

Males

2088

M18-39

2088

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2276

Males

2149

M18-39

2149

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2214

Males

2101

M18-39

2101

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2044

Males

1934

M18-39

1934

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3710

Males

3396

M18-39

3396

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2621

Males

2420

M18-39

2420

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4455

Males

3868

M18-39

3868

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

10747

Males

7658

M18-39

7658

Passing Analysis

Category:
Athletes Passed
1013
Passed By
586
Net Change
+427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2546
5K → 10K37122+349#2546#2197
10K → 15K2264+222#2197#1975
15K → 20K13115+116#1975#1859
20K → Half213+18#1859#1841
Half → 25K3722+15#1841#1826
25K → 30K6842+26#1826#1800
30K → 20M3344-11#1800#1811
20M → 21M2036-16#1811#1827
21M → 35K1817+1#1827#1826
35K → 23M4134+7#1826#1819
23M → 24M1363-50#1819#1869
24M → 40K2535-10#1869#1879
40K → 25.2M523-18#1879#1897
25.2M → Finish4226-222#1897#2119
TOTALS1013586+427
📊

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