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BOSTON MARATHON 2024

Ambrose Schaffer

Bib: 6453•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 18%
Gender (Male)
#0 / 14578
Top 27%
Masters (Masters Men)
#0 / 9729
Top 16%
Division (M40-44)
#0 / 2009
Top 38%
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:06/mi
22:03
↑ 97↓ 3451.5%
10K· 6.21 mi
7:09/mi
44:17
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:33
↑ 67↓ 78
20K· 12.43 mi
7:12/mi
1:28:54
↑ 106↓ 860.1%
Half· 13.11 mi
7:02/mi
1:33:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:11/mi
1:51:07
↑ 66↓ 880.2%
30K· 18.64 mi
7:17/mi
2:13:46
↑ 181↓ 1480.2%
20M
7:21/mi
2:23:45
↑ 64↓ 500.2%
21M
7:42/mi
2:31:27
↑ 106↓ 241.6%
35K· 21.75 mi
7:13/mi
2:36:51
↑ 17↓ 861.7%
23M
7:25/mi
2:46:08
↑ 23↓ 630.6%
24M
7:02/mi
2:53:10
↓ 821.3%
40K· 24.85 mi
7:19/mi
2:59:25
↓ 200.3%
25.2M
8:04/mi
3:02:12
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:09:18
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:42
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:35:36
Pace7:18 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:0822:037:0622:03
7:06
-
10K
6.21 mi10:49:2244:177:0822:14
7:09
+0:03
15K
9.32 mi11:11:381:06:337:0822:16
7:10
+0:01
20K
12.43 mi11:33:591:28:547:0922:21
7:12
+0:02
Half
13.11 mi11:38:471:33:427:094:48
7:02
-0:10
25K
15.53 mi11:56:121:51:077:0917:25
7:11
+0:09
30K
18.64 mi12:18:512:13:467:1122:39
7:17
+0:06
20M
20.00 mi12:28:502:23:457:119:59
7:21
+0:04
21M
21.00 mi12:36:322:31:277:137:42
7:42
+0:21
35K
21.75 mi12:41:562:36:517:135:24
7:13
-0:29
23M
23.00 mi12:51:132:46:087:139:17
7:25
+0:12
24M
24.00 mi12:58:152:53:107:137:02
7:02
-0:23
40K
24.85 mi13:04:302:59:257:136:15
7:19
+0:17
25.2M
25.20 mi13:07:173:02:127:142:47
8:04
+0:45
Finish
26.22 mi13:14:233:09:187:147:06
6:58
-1:06

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

6:58 /mi

Average Pace

7:14 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:49

94% of race

Time at Steady Pace

10:29

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:13 /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 mi10:27:0822:037:0622:03
7:06
#7633
10K
6.21 mi10:49:2244:177:0822:14
7:09
#7622
15K
9.32 mi11:11:381:06:337:0822:16
7:10
#7465
20K
12.43 mi11:33:591:28:547:0922:21
7:12
#7117
Half
13.11 mi11:38:471:33:427:094:48
7:02
#7048
25K
15.53 mi11:56:121:51:077:0917:25
7:11
#6653
30K
18.64 mi12:18:512:13:467:1122:39
7:17
#6009
20M
20.00 mi12:28:502:23:457:119:59
7:21
#5732
21M
21.00 mi12:36:322:31:277:137:42
7:42
#5464
35K
21.75 mi12:41:562:36:517:135:24
7:13
#5325
23M
23.00 mi12:51:132:46:087:139:17
7:25
#5084
24M
24.00 mi12:58:152:53:107:137:02
7:02
#4857
40K
24.85 mi13:04:302:59:257:136:15
7:19
#4698
25.2M
25.20 mi13:07:173:02:127:142:47
8:04
#4627
Finish
26.22 mi13:14:233:09:187:147:06
6:58
#4500
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7633657765777236(Top 28%)6229(Top 43%)6229(Top 310%)
10K6.21 mi3.10 mi7622+116556+216556+217614(Top 30%)6521(Top 45%)6521(Top 325%)
15K9.32 mi3.11 mi7465+1576428+1286428+1287236(Top 28%)6229(Top 43%)6229(Top 310%)
20K12.43 mi3.11 mi7117+3486166+2626166+2626328(Top 25%)5539(Top 38%)5539(Top 276%)
Half13.11 mi0.68 mi7048+696118+486118+485918(Top 23%)5258(Top 36%)5258(Top 262%)
25K15.53 mi2.42 mi6653+3955820+2985820+2985195(Top 20%)4617(Top 32%)4617(Top 230%)
30K18.64 mi3.11 mi6009+6445304+5165304+5164165(Top 16%)3748(Top 26%)3748(Top 187%)
20M20.00 mi1.36 mi5732+2775069+2355069+2353736(Top 15%)3357(Top 23%)3357(Top 167%)
21M21.00 mi1.00 mi5464+2684847+2224847+2223157(Top 12%)2829(Top 19%)2829(Top 141%)
35K21.75 mi0.75 mi5325+1394730+1174730+1173845(Top 15%)3345(Top 23%)3345(Top 167%)
23M23.00 mi1.25 mi5084+2414523+2074523+2073325(Top 13%)2913(Top 20%)2913(Top 145%)
24M24.00 mi1.00 mi4857+2274329+1944329+1942454(Top 10%)2185(Top 15%)2185(Top 109%)
40K24.85 mi0.85 mi4698+1594182+1474182+1472850(Top 11%)2474(Top 17%)2474(Top 123%)
25.2M25.20 mi0.35 mi4627+714114+684114+682968(Top 12%)2505(Top 17%)2505(Top 125%)
Finish26.22 mi1.02 mi4500+1273991+1233991+1233012(Top 12%)2531(Top 17%)2531(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7236

Males

6229

M40-44

6229

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7614

Males

6521

M40-44

6521

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7236

Males

6229

M40-44

6229

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6328

Males

5539

M40-44

5539

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

5918

Males

5258

M40-44

5258

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5195

Males

4617

M40-44

4617

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4165

Males

3748

M40-44

3748

30K→20M

18.6 - 20.0 mi

Top 15%
×5story building
+64ft-50ft

Overall

3736

Males

3357

M40-44

3357

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3157

Males

2829

M40-44

2829

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

3845

Males

3345

M40-44

3345

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3325

Males

2913

M40-44

2913

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2454

Males

2185

M40-44

2185

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2850

Males

2474

M40-44

2474

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

2968

Males

2505

M40-44

2505

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3012

Males

2531

M40-44

2531

Passing Analysis

Category:
Athletes Passed
3482
Passed By
349
Net Change
+3133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7633
5K → 10K206195+11#7633#7622
10K → 15K21659+157#7622#7465
15K → 20K38537+348#7465#7117
20K → Half745+69#7117#7048
Half → 25K4027+395#7048#6653
25K → 30K6506+644#6653#6009
30K → 20M2869+277#6009#5732
20M → 21M2713+268#5732#5464
21M → 35K1412+139#5464#5325
35K → 23M2465+241#5325#5084
23M → 24M2303+227#5084#4857
24M → 40K1623+159#4857#4698
40K → 25.2M754+71#4698#4627
25.2M → Finish13811+127#4627#4500
TOTALS3482349+3133
📊

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