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BOSTON MARATHON 2025

Timothy Byram

Bib: 24821•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Race Day Weather
50°/40°F
broken 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
8:38/mi
26:49
↑ 97↓ 3451.5%
10K· 6.21 mi
8:48/mi
54:10
↑ 79↓ 1380.4%
15K· 9.32 mi
8:47/mi
1:21:28
↑ 67↓ 78
20K· 12.43 mi
8:57/mi
1:49:15
↑ 106↓ 860.1%
Half· 13.11 mi
8:58/mi
1:55:22
↑ 19↓ 370.5%
25K· 15.53 mi
9:04/mi
2:17:20
↑ 66↓ 880.2%
30K· 18.64 mi
9:34/mi
2:47:02
↑ 181↓ 1480.2%
20M
10:02/mi
3:00:40
↑ 64↓ 500.2%
21M
11:49/mi
3:12:29
↑ 106↓ 241.6%
35K· 21.75 mi
10:26/mi
3:20:17
↑ 17↓ 861.7%
23M
11:07/mi
3:34:12
↑ 23↓ 630.6%
24M
12:04/mi
3:46:16
↓ 821.3%
40K· 24.85 mi
10:48/mi
3:55:30
↓ 200.3%
25.2M
12:31/mi
3:59:49
↑ 13↓ 160.2%
Finish· 26.22 mi
10:30/mi
4:10:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:22
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:15:09
Pace10:19 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:4126:498:3826:49
8:38
-
10K
6.21 mi11:54:0254:108:4327:21
8:48
+0:10
15K
9.32 mi12:21:201:21:288:4427:18
8:47
-0:01
20K
12.43 mi12:49:071:49:158:4727:47
8:57
+0:10
Half
13.11 mi12:55:141:55:228:486:07
8:58
+0:01
25K
15.53 mi13:17:122:17:208:5021:58
9:04
+0:06
30K
18.64 mi13:46:542:47:028:5829:42
9:34
+0:30
20M
20.00 mi14:00:323:00:409:0213:38
10:02
+0:28
21M
21.00 mi14:12:213:12:299:1011:49
11:49
+1:47
35K
21.75 mi14:20:093:20:179:137:48
10:26
-1:23
23M
23.00 mi14:34:043:34:129:1913:55
11:07
+0:41
24M
24.00 mi14:46:083:46:169:2612:04
12:04
+0:57
40K
24.85 mi14:55:223:55:309:299:14
10:48
-1:16
25.2M
25.20 mi14:59:413:59:499:314:19
12:31
+1:43
Finish
26.22 mi15:10:234:10:319:3410:42
10:30
-2:01

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

8:38 /mi

Average Pace

9:34 /mi

Slowest Pace

12:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:20

55% of race

Time at Steady Pace

1:01:50

25% of race

Time at Slower Pace

51:21

20% of race

Average Pace: 9:33 /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 mi11:26:4126:498:3826:49
8:38
#20644
10K
6.21 mi11:54:0254:108:4327:21
8:48
#20989
15K
9.32 mi12:21:201:21:288:4427:18
8:47
#20953
20K
12.43 mi12:49:071:49:158:4727:47
8:57
#20875
Half
13.11 mi12:55:141:55:228:486:07
8:58
#20932
25K
15.53 mi13:17:122:17:208:5021:58
9:04
#20821
30K
18.64 mi13:46:542:47:028:5829:42
9:34
#20684
20M
20.00 mi14:00:323:00:409:0213:38
10:02
#20712
21M
21.00 mi14:12:213:12:299:1011:49
11:49
#20955
35K
21.75 mi14:20:093:20:179:137:48
10:26
#21077
23M
23.00 mi14:34:043:34:129:1913:55
11:07
#21279
24M
24.00 mi14:46:083:46:169:2612:04
12:04
#21609
40K
24.85 mi14:55:223:55:309:299:14
10:48
#21668
25.2M
25.20 mi14:59:413:59:499:314:19
12:31
#21715
Finish
26.22 mi15:10:234:10:319:3410:42
10:30
#21806
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi20644127091270920959(Top 74%)12924(Top 80%)12924(Top 2023%)
10K6.21 mi3.10 mi20989-34512882-17312882-17321411(Top 75%)13095(Top 81%)13095(Top 2049%)
15K9.32 mi3.11 mi20953+3612879+312879+320959(Top 74%)12924(Top 80%)12924(Top 2023%)
20K12.43 mi3.11 mi20875+7812852+2712852+2720678(Top 73%)12745(Top 79%)12745(Top 1995%)
Half13.11 mi0.68 mi20932-5712880-2812880-2821659(Top 76%)13199(Top 82%)13199(Top 2066%)
25K15.53 mi2.42 mi20821+11112824+5612824+5620174(Top 71%)12490(Top 78%)12490(Top 1955%)
30K18.64 mi3.11 mi20684+13712710+11412710+11420177(Top 71%)12379(Top 77%)12379(Top 1937%)
20M20.00 mi1.36 mi20712-2812706+412706+421057(Top 74%)12614(Top 78%)12614(Top 1974%)
21M21.00 mi1.00 mi20955-24312804-9812804-9823237(Top 82%)13554(Top 84%)13554(Top 2121%)
35K21.75 mi0.75 mi21077-12212844-4012844-4022996(Top 81%)13379(Top 83%)13379(Top 2094%)
23M23.00 mi1.25 mi21279-20212912-6812912-6823481(Top 83%)13582(Top 84%)13582(Top 2126%)
24M24.00 mi1.00 mi21609-33013039-12713039-12725755(Top 91%)14681(Top 91%)14681(Top 2297%)
40K24.85 mi0.85 mi21668-5913031+813031+822667(Top 80%)13073(Top 81%)13073(Top 2046%)
25.2M25.20 mi0.35 mi21715-4713044-1313044-1324199(Top 85%)13862(Top 86%)13862(Top 2169%)
Finish26.22 mi1.02 mi21806-9113074-3013074-3024275(Top 85%)13905(Top 86%)13905(Top 2176%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

20959

Males

12924

M65-69

12924

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

21411

Males

13095

M65-69

13095

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

20959

Males

12924

M65-69

12924

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20678

Males

12745

M65-69

12745

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

21659

Males

13199

M65-69

13199

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

20174

Males

12490

M65-69

12490

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

20177

Males

12379

M65-69

12379

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21057

Males

12614

M65-69

12614

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23237

Males

13554

M65-69

13554

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

22996

Males

13379

M65-69

13379

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23481

Males

13582

M65-69

13582

23M→24M

23.0 - 24.0 mi

Top 91%
×6story building
+12ft-82ft

Overall

25755

Males

14681

M65-69

14681

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22667

Males

13073

M65-69

13073

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24199

Males

13862

M65-69

13862

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

24275

Males

13905

M65-69

13905

Passing Analysis

Category:
Athletes Passed
1341
Passed By
2503
Net Change
-1162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20644
5K → 10K139484-345#20644#20989
10K → 15K206170+36#20989#20953
15K → 20K223145+78#20953#20875
20K → Half2279-57#20875#20932
Half → 25K20291+111#20932#20821
25K → 30K274137+137#20821#20684
30K → 20M93121-28#20684#20712
20M → 21M34277-243#20712#20955
21M → 35K29151-122#20955#21077
35K → 23M46248-202#21077#21279
23M → 24M8338-330#21279#21609
24M → 40K3998-59#21609#21668
40K → 25.2M754-47#21668#21715
25.2M → Finish19110-91#21715#21806
TOTALS13412503-1162
📊

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