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BOSTON MARATHON 2025

Caesar Lastimosa

IL

Bib: 16551 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
10:11/mi
31:38
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:13/mi
1:03:24
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:14/mi
1:35:13
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:47/mi
2:08:42
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:08/mi
2:15:37
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:20/mi
2:40:41
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:00/mi
3:14:50
↑ 181↓ 1480.2%
138 ft elev
20M
10:50/mi
3:29:33
↑ 64↓ 500.2%
148 ft elev
21M
11:25/mi
3:40:58
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:42/mi
3:48:58
↑ 17↓ 861.7%
156 ft elev
23M
10:44/mi
4:02:24
↑ 23↓ 630.6%
116 ft elev
24M
10:36/mi
4:13:00
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:03/mi
4:22:27
↓ 200.3%
20 ft elev
25.2M
11:45/mi
4:26:30
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:56/mi
4:37:39
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:37
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:22:02
Pace10:50 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:3631:3810:1131:38
10:11
-
10K
6.21 mi11:37:221:03:2410:1231:46
10:13
+0:02
15K
9.32 mi12:09:111:35:1310:1331:49
10:14
+0:01
20K
12.43 mi12:42:402:08:4210:2133:29
10:47
+0:33
Half
13.11 mi12:49:352:15:3710:216:55
10:08
-0:39
25K
15.53 mi13:14:392:40:4110:2125:04
10:20
+0:12
30K
18.64 mi13:48:483:14:5010:2734:09
11:00
+0:40
20M
20.00 mi14:03:313:29:3310:2914:43
10:50
-0:10
21M
21.00 mi14:14:563:40:5810:3111:25
11:25
+0:35
35K
21.75 mi14:22:563:48:5810:328:00
10:42
-0:43
23M
23.00 mi14:36:224:02:2410:3213:26
10:44
+0:02
24M
24.00 mi14:46:584:13:0010:3310:36
10:36
-0:08
40K
24.85 mi14:56:254:22:2710:349:27
11:03
+0:27
25.2M
25.20 mi15:00:284:26:3010:354:03
11:45
+0:42
Finish
26.22 mi15:11:374:37:3910:3611:09
10:56
-0:49

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

10:08 /mi

Average Pace

10:36 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:22:11

94% of race

Time at Steady Pace

15:28

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:35 /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 mi11:05:3631:3810:1131:38
10:11
#26023
10K
6.21 mi11:37:221:03:2410:1231:46
10:13
#25914
15K
9.32 mi12:09:111:35:1310:1331:49
10:14
#25753
20K
12.43 mi12:42:402:08:4210:2133:29
10:47
#25706
Half
13.11 mi12:49:352:15:3710:216:55
10:08
#25682
25K
15.53 mi13:14:392:40:4110:2125:04
10:20
#25410
30K
18.64 mi13:48:483:14:5010:2734:09
11:00
#25136
20M
20.00 mi14:03:313:29:3310:2914:43
10:50
#25029
21M
21.00 mi14:14:563:40:5810:3111:25
11:25
#24904
35K
21.75 mi14:22:563:48:5810:328:00
10:42
#24867
23M
23.00 mi14:36:224:02:2410:3213:26
10:44
#24769
24M
24.00 mi14:46:584:13:0010:3310:36
10:36
#24709
40K
24.85 mi14:56:254:22:2710:349:27
11:03
#24656
25.2M
25.20 mi15:00:284:26:3010:354:03
11:45
#24645
Finish
26.22 mi15:11:374:37:3910:3611:09
10:56
#24670
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi26023151851518525489(Top 90%)14921(Top 93%)14921(Top 625%)
10K6.21 mi3.10 mi25914+10915126+5915126+5925783(Top 91%)15042(Top 93%)15042(Top 630%)
15K9.32 mi3.11 mi25753+16115047+7915047+7925489(Top 90%)14921(Top 93%)14921(Top 625%)
20K12.43 mi3.11 mi25706+4715022+2515022+2525674(Top 90%)14978(Top 93%)14978(Top 628%)
Half13.11 mi0.68 mi25682+2415008+1415008+1425111(Top 88%)14720(Top 91%)14720(Top 617%)
25K15.53 mi2.42 mi25410+27214868+14014868+14024039(Top 85%)14215(Top 88%)14215(Top 596%)
30K18.64 mi3.11 mi25136+27414715+15314715+15323985(Top 84%)14066(Top 87%)14066(Top 590%)
20M20.00 mi1.36 mi25029+10714655+6014655+6023239(Top 82%)13634(Top 85%)13634(Top 571%)
21M21.00 mi1.00 mi24904+12514586+6914586+6922433(Top 79%)13172(Top 82%)13172(Top 552%)
35K21.75 mi0.75 mi24867+3714563+2314563+2323566(Top 83%)13669(Top 85%)13669(Top 573%)
23M23.00 mi1.25 mi24769+9814505+5814505+5822590(Top 80%)13149(Top 82%)13149(Top 551%)
24M24.00 mi1.00 mi24709+6014455+5014455+5023079(Top 81%)13350(Top 83%)13350(Top 560%)
40K24.85 mi0.85 mi24656+5314420+3514420+3523270(Top 82%)13380(Top 83%)13380(Top 561%)
25.2M25.20 mi0.35 mi24645+1114415+514415+522664(Top 80%)13119(Top 81%)13119(Top 550%)
Finish26.22 mi1.02 mi24670-2514418-314418-325259(Top 89%)14414(Top 90%)14414(Top 604%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

25489

Males

14921

M45-49

14921

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

25783

Males

15042

M45-49

15042

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

25489

Males

14921

M45-49

14921

15K→20K

9.3 - 12.4 mi

Top 90%
×5story building
+106ft-86ft

Overall

25674

Males

14978

M45-49

14978

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

25111

Males

14720

M45-49

14720

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24039

Males

14215

M45-49

14215

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23985

Males

14066

M45-49

14066

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23239

Males

13634

M45-49

13634

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22433

Males

13172

M45-49

13172

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23566

Males

13669

M45-49

13669

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22590

Males

13149

M45-49

13149

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

23079

Males

13350

M45-49

13350

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23270

Males

13380

M45-49

13380

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22664

Males

13119

M45-49

13119

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

25259

Males

14414

M45-49

14414

Passing Analysis

Category:
Athletes Passed
1801
Passed By
448
Net Change
+1353
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26023
5K → 10K233124+109#26023#25914
10K → 15K21857+161#25914#25753
15K → 20K14699+47#25753#25706
20K → Half339+24#25706#25682
Half → 25K2786+272#25682#25410
25K → 30K29319+274#25410#25136
30K → 20M12013+107#25136#25029
20M → 21M1327+125#25029#24904
21M → 35K6023+37#24904#24867
35K → 23M1046+98#24867#24769
23M → 24M7616+60#24769#24709
24M → 40K6815+53#24709#24656
40K → 25.2M132+11#24656#24645
25.2M → Finish2752-25#24645#24670
TOTALS1801448+1353
📊

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