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BOSTON MARATHON 2023

Sandeep Singla

Bib: 30235•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:04/mi
31:16
↑ 97↓ 3451.5%
10K· 6.21 mi
9:55/mi
1:02:04
↑ 79↓ 1380.4%
15K· 9.32 mi
10:23/mi
1:34:21
↑ 67↓ 78
20K· 12.43 mi
11:08/mi
2:08:56
↑ 106↓ 860.1%
Half· 13.11 mi
10:52/mi
2:16:21
↑ 19↓ 370.5%
25K· 15.53 mi
12:19/mi
2:46:13
↑ 66↓ 880.2%
30K· 18.64 mi
13:49/mi
3:29:10
↑ 181↓ 1480.2%
20M
14:11/mi
3:48:26
↑ 64↓ 500.2%
21M
15:11/mi
4:03:37
↑ 106↓ 241.6%
35K· 21.75 mi
12:30/mi
4:12:58
↑ 17↓ 861.7%
23M
14:10/mi
4:30:42
↑ 23↓ 630.6%
24M
12:34/mi
4:43:16
↓ 821.3%
40K· 24.85 mi
14:23/mi
4:55:34
↓ 200.3%
25.2M
14:24/mi
5:00:32
↑ 13↓ 160.2%
Finish· 26.22 mi
11:50/mi
5:12:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:21
Pace10:24 /mi
2nd Half
Distance13.11 mi
Time2:56:15
Pace13:27 /mi
📊Positive Split: 29.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0731:1610:0431:16
10:04
-
10K
6.21 mi12:20:551:02:049:5930:48
9:55
-0:09
15K
9.32 mi12:53:121:34:2110:0732:17
10:23
+0:28
20K
12.43 mi13:27:472:08:5610:2234:35
11:08
+0:45
Half
13.11 mi13:35:122:16:2110:247:25
10:52
-0:16
25K
15.53 mi14:05:042:46:1310:4229:52
12:19
+1:27
30K
18.64 mi14:48:013:29:1011:1342:57
13:49
+1:30
20M
20.00 mi15:07:173:48:2611:2519:16
14:11
+0:22
21M
21.00 mi15:22:284:03:3711:3615:11
15:11
+1:00
35K
21.75 mi15:31:494:12:5811:389:21
12:30
-2:41
23M
23.00 mi15:49:334:30:4211:4617:44
14:10
+1:40
24M
24.00 mi16:02:074:43:1611:4812:34
12:34
-1:36
40K
24.85 mi16:14:254:55:3411:5412:18
14:23
+1:49
25.2M
25.20 mi16:19:235:00:3211:564:58
14:24
+0:01
Finish
26.22 mi16:31:275:12:3611:5612:04
11:50
-2:34

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

9:55 /mi

Average Pace

11:56 /mi

Slowest Pace

15:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:21

44% of race

Time at Steady Pace

1:03:51

20% of race

Time at Slower Pace

1:52:24

36% of race

Average Pace: 11:55 /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 mi11:50:0731:1610:0431:16
10:04
#23584
10K
6.21 mi12:20:551:02:049:5930:48
9:55
#23599
15K
9.32 mi12:53:121:34:2110:0732:17
10:23
#23843
20K
12.43 mi13:27:472:08:5610:2234:35
11:08
#24170
Half
13.11 mi13:35:122:16:2110:247:25
10:52
#24201
25K
15.53 mi14:05:042:46:1310:4229:52
12:19
#24559
30K
18.64 mi14:48:013:29:1011:1342:57
13:49
#25001
20M
20.00 mi15:07:173:48:2611:2519:16
14:11
#25135
21M
21.00 mi15:22:284:03:3711:3615:11
15:11
#25200
35K
21.75 mi15:31:494:12:5811:389:21
12:30
#25210
23M
23.00 mi15:49:334:30:4211:4617:44
14:10
#25278
24M
24.00 mi16:02:074:43:1611:4812:34
12:34
#25292
40K
24.85 mi16:14:254:55:3411:5412:18
14:23
#25333
25.2M
25.20 mi16:19:235:00:3211:564:58
14:24
#25337
Finish
26.22 mi16:31:275:12:3611:5612:04
11:50
#25339
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi23584138711387124261(Top 91%)14205(Top 94%)14205(Top 634%)
10K6.21 mi3.10 mi23599-1513902-3113902-3123518(Top 88%)13862(Top 91%)13862(Top 619%)
15K9.32 mi3.11 mi23843-24414018-11614018-11624261(Top 91%)14205(Top 94%)14205(Top 634%)
20K12.43 mi3.11 mi24170-32714164-14614164-14624781(Top 93%)14407(Top 95%)14407(Top 643%)
Half13.11 mi0.68 mi24201-3114174-1014174-1024759(Top 93%)14388(Top 95%)14388(Top 642%)
25K15.53 mi2.42 mi24559-35814315-14114315-14125399(Top 95%)14640(Top 96%)14640(Top 653%)
30K18.64 mi3.11 mi25001-44214493-17814493-17825934(Top 97%)14842(Top 98%)14842(Top 662%)
20M20.00 mi1.36 mi25135-13414541-4814541-4825929(Top 97%)14821(Top 98%)14821(Top 661%)
21M21.00 mi1.00 mi25200-6514570-2914570-2925830(Top 97%)14788(Top 97%)14788(Top 660%)
35K21.75 mi0.75 mi25210-1014560+1014560+1025168(Top 95%)14402(Top 95%)14402(Top 643%)
23M23.00 mi1.25 mi25278-6814580-2014580-2025923(Top 97%)14793(Top 97%)14793(Top 660%)
24M24.00 mi1.00 mi25292-1414586-614586-625119(Top 94%)14354(Top 95%)14354(Top 641%)
40K24.85 mi0.85 mi25333-4114601-1514601-1525896(Top 97%)14745(Top 97%)14745(Top 658%)
25.2M25.20 mi0.35 mi25337-414602-114602-125315(Top 95%)14459(Top 95%)14459(Top 645%)
Finish26.22 mi1.02 mi25339-214601+114601+125090(Top 94%)14357(Top 95%)14357(Top 641%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

24261

Males

14205

M40-44

14205

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

23518

Males

13862

M40-44

13862

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

24261

Males

14205

M40-44

14205

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24781

Males

14407

M40-44

14407

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24759

Males

14388

M40-44

14388

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25399

Males

14640

M40-44

14640

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25934

Males

14842

M40-44

14842

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25929

Males

14821

M40-44

14821

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25830

Males

14788

M40-44

14788

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25168

Males

14402

M40-44

14402

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25923

Males

14793

M40-44

14793

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

25119

Males

14354

M40-44

14354

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

25896

Males

14745

M40-44

14745

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25315

Males

14459

M40-44

14459

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

25090

Males

14357

M40-44

14357

Passing Analysis

Category:
Athletes Passed
415
Passed By
2170
Net Change
-1755
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23584
5K → 10K193208-15#23584#23599
10K → 15K50294-244#23599#23843
15K → 20K33360-327#23843#24170
20K → Half1546-31#24170#24201
Half → 25K15373-358#24201#24559
25K → 30K12454-442#24559#25001
30K → 20M11145-134#25001#25135
20M → 21M1378-65#25135#25200
21M → 35K2131-10#25200#25210
35K → 23M775-68#25210#25278
23M → 24M1832-14#25278#25292
24M → 40K950-41#25292#25333
40K → 25.2M610-4#25333#25337
25.2M → Finish1214-2#25337#25339
TOTALS4152170-1755
📊

Passing Visuals

Category:
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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