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BOSTON MARATHON 2025

Ronald Locandro Jr

CT

Bib: 16312 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
7:58/mi
24:46
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:47/mi
48:56
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:18/mi
1:14:42
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:21/mi
1:40:39
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:10/mi
1:46:13
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:59/mi
2:07:59
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:07/mi
2:39:25
↑ 181↓ 1480.2%
138 ft elev
20M
10:34/mi
2:53:46
↑ 64↓ 500.2%
148 ft elev
21M
11:34/mi
3:05:20
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:55/mi
3:12:00
↑ 17↓ 861.7%
156 ft elev
23M
9:24/mi
3:23:46
↑ 23↓ 630.6%
116 ft elev
24M
10:29/mi
3:34:15
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:22/mi
3:43:07
↓ 200.3%
20 ft elev
25.2M
11:10/mi
3:46:58
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:16/mi
3:56:25
↑ 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
Time1:46:13
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time2:10:12
Pace9:56 /mi
📊Positive Split: 22.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:59:3024:467:5824:46
7:58
-
10K
6.21 mi11:23:4048:567:5324:10
7:47
-0:11
15K
9.32 mi11:49:261:14:428:0125:46
8:18
+0:31
20K
12.43 mi12:15:231:40:398:0625:57
8:21
+0:03
Half
13.11 mi12:20:571:46:138:065:34
8:10
-0:11
25K
15.53 mi12:42:432:07:598:1421:46
8:59
+0:49
30K
18.64 mi13:14:092:39:258:3331:26
10:07
+1:08
20M
20.00 mi13:28:302:53:468:4114:21
10:34
+0:27
21M
21.00 mi13:40:043:05:208:5011:34
11:34
+1:00
35K
21.75 mi13:46:443:12:008:506:40
8:55
-2:39
23M
23.00 mi13:58:303:23:468:5211:46
9:24
+0:29
24M
24.00 mi14:08:593:34:158:5610:29
10:29
+1:05
40K
24.85 mi14:17:513:43:078:598:52
10:22
-0:07
25.2M
25.20 mi14:21:423:46:589:003:51
11:10
+0:48
Finish
26.22 mi14:31:093:56:259:019:27
9:16
-1:54

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

7:47 /mi

Average Pace

9:01 /mi

Slowest Pace

11:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:13

45% of race

Time at Steady Pace

49:39

21% of race

Time at Slower Pace

1:20:33

34% of race

Average Pace: 9:01 /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 mi10:59:3024:467:5824:46
7:58
#16359
10K
6.21 mi11:23:4048:567:5324:10
7:47
#15448
15K
9.32 mi11:49:261:14:428:0125:46
8:18
#16442
20K
12.43 mi12:15:231:40:398:0625:57
8:21
#16673
Half
13.11 mi12:20:571:46:138:065:34
8:10
#16689
25K
15.53 mi12:42:432:07:598:1421:46
8:59
#17205
30K
18.64 mi13:14:092:39:258:3331:26
10:07
#18458
20M
20.00 mi13:28:302:53:468:4114:21
10:34
#18963
21M
21.00 mi13:40:043:05:208:5011:34
11:34
#19311
35K
21.75 mi13:46:443:12:008:506:40
8:55
#19266
23M
23.00 mi13:58:303:23:468:5211:46
9:24
#19194
24M
24.00 mi14:08:593:34:158:5610:29
10:29
#19442
40K
24.85 mi14:17:513:43:078:598:52
10:22
#19550
25.2M
25.20 mi14:21:423:46:589:003:51
11:10
#19596
Finish
26.22 mi14:31:093:56:259:019:27
9:16
#19642
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16359109481094817999(Top 63%)11632(Top 72%)11632(Top 706%)
10K6.21 mi3.10 mi15448+91110596+35210596+35214621(Top 51%)10263(Top 64%)10263(Top 623%)
15K9.32 mi3.11 mi16442-99410992-39610992-39617999(Top 63%)11632(Top 72%)11632(Top 706%)
20K12.43 mi3.11 mi16673-23111083-9111083-9117241(Top 61%)11286(Top 70%)11286(Top 685%)
Half13.11 mi0.68 mi16689-1611089-611089-617012(Top 60%)11203(Top 70%)11203(Top 680%)
25K15.53 mi2.42 mi17205-51611272-18311272-18319787(Top 70%)12324(Top 77%)12324(Top 748%)
30K18.64 mi3.11 mi18458-125311764-49211764-49221949(Top 77%)13136(Top 82%)13136(Top 797%)
20M20.00 mi1.36 mi18963-50511954-19011954-19022585(Top 80%)13325(Top 83%)13325(Top 809%)
21M21.00 mi1.00 mi19311-34812074-12012074-12022733(Top 80%)13311(Top 83%)13311(Top 808%)
35K21.75 mi0.75 mi19266+4512046+2812046+2817799(Top 63%)10971(Top 68%)10971(Top 666%)
23M23.00 mi1.25 mi19194+7211980+6611980+6618228(Top 64%)11086(Top 69%)11086(Top 673%)
24M24.00 mi1.00 mi19442-24812058-7812058-7822757(Top 80%)13179(Top 82%)13179(Top 800%)
40K24.85 mi0.85 mi19550-10812091-3312091-3321566(Top 76%)12545(Top 78%)12545(Top 761%)
25.2M25.20 mi0.35 mi19596-4612090+112090+121094(Top 74%)12335(Top 77%)12335(Top 748%)
Finish26.22 mi1.02 mi19642-4612100-1012100-1020259(Top 71%)11933(Top 74%)11933(Top 724%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

17999

Males

11632

M55-59

11632

5K→10K

3.1 - 6.2 mi

Top 51%
×5story building
+79ft-138ft

Overall

14621

Males

10263

M55-59

10263

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

17999

Males

11632

M55-59

11632

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17241

Males

11286

M55-59

11286

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17012

Males

11203

M55-59

11203

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19787

Males

12324

M55-59

12324

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

21949

Males

13136

M55-59

13136

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

22585

Males

13325

M55-59

13325

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22733

Males

13311

M55-59

13311

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

17799

Males

10971

M55-59

10971

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18228

Males

11086

M55-59

11086

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22757

Males

13179

M55-59

13179

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

21566

Males

12545

M55-59

12545

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

21094

Males

12335

M55-59

12335

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

20259

Males

11933

M55-59

11933

Passing Analysis

Category:
Athletes Passed
1638
Passed By
4921
Net Change
-3283
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16359
5K → 10K97463+911#16359#15448
10K → 15K341028-994#15448#16442
15K → 20K133364-231#16442#16673
20K → Half3349-16#16673#16689
Half → 25K53569-516#16689#17205
25K → 30K401293-1253#17205#18458
30K → 20M22527-505#18458#18963
20M → 21M30378-348#18963#19311
21M → 35K7126+45#19311#19266
35K → 23M12654+72#19266#19194
23M → 24M21269-248#19194#19442
24M → 40K38146-108#19442#19550
40K → 25.2M2268-46#19550#19596
25.2M → Finish4187-46#19596#19642
TOTALS16384921-3283
📊

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