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BOSTON MARATHON 2025

Christopher Harris

IL

Bib: 5097 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 27%
Gender (Male)
#0 / 16105
Top 40%
Masters (Masters Men)
#0 / 10463
Top 27%
Division (M50-54)
#0 / 1996
Top 23%
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
6:41/mi
20:47
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:38/mi
41:24
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:36/mi
1:01:55
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:45/mi
1:22:54
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:45/mi
1:27:30
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:45/mi
1:43:52
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:59/mi
2:05:33
↑ 181↓ 1480.2%
138 ft elev
20M
7:16/mi
2:15:25
↑ 64↓ 500.2%
148 ft elev
21M
8:07/mi
2:23:32
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:48/mi
2:29:22
↑ 17↓ 861.7%
156 ft elev
23M
9:09/mi
2:40:50
↑ 23↓ 630.6%
116 ft elev
24M
10:11/mi
2:51:01
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:16/mi
2:59:48
↓ 200.3%
20 ft elev
25.2M
11:16/mi
3:03:41
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:07/mi
3:11:57
↑ 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
Time1:27:30
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:44:27
Pace7:58 /mi
📊Positive Split: 19.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1620:476:4120:47
6:41
-
10K
6.21 mi10:45:5341:246:4020:37
6:38
-0:03
15K
9.32 mi11:06:241:01:556:3920:31
6:36
-0:02
20K
12.43 mi11:27:231:22:546:4020:59
6:45
+0:09
Half
13.11 mi11:31:591:27:306:404:36
6:45
0:00
25K
15.53 mi11:48:211:43:526:4116:22
6:45
0:00
30K
18.64 mi12:10:022:05:336:4421:41
6:59
+0:14
20M
20.00 mi12:19:542:15:256:469:52
7:16
+0:17
21M
21.00 mi12:28:012:23:326:508:07
8:07
+0:51
35K
21.75 mi12:33:512:29:226:525:50
7:48
-0:19
23M
23.00 mi12:45:192:40:507:0011:28
9:09
+1:21
24M
24.00 mi12:55:302:51:017:0810:11
10:11
+1:02
40K
24.85 mi13:04:172:59:487:148:47
10:16
+0:05
25.2M
25.20 mi13:08:103:03:417:173:53
11:16
+1:00
Finish
26.22 mi13:16:263:11:577:208:16
8:07
-3:09

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

6:36 /mi

Average Pace

7:20 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:21:15

74% of race

Time at Slower Pace

50:42

26% of race

Average Pace: 7:19 /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 mi10:25:1620:476:4120:47
6:41
#5353
10K
6.21 mi10:45:5341:246:4020:37
6:38
#5023
15K
9.32 mi11:06:241:01:556:3920:31
6:36
#4740
20K
12.43 mi11:27:231:22:546:4020:59
6:45
#4741
Half
13.11 mi11:31:591:27:306:404:36
6:45
#4767
25K
15.53 mi11:48:211:43:526:4116:22
6:45
#4679
30K
18.64 mi12:10:022:05:336:4421:41
6:59
#4608
20M
20.00 mi12:19:542:15:256:469:52
7:16
#4705
21M
21.00 mi12:28:012:23:326:508:07
8:07
#4895
35K
21.75 mi12:33:512:29:226:525:50
7:48
#5141
23M
23.00 mi12:45:192:40:507:0011:28
9:09
#5756
24M
24.00 mi12:55:302:51:017:0810:11
10:11
#6478
40K
24.85 mi13:04:172:59:487:148:47
10:16
#7117
25.2M
25.20 mi13:08:103:03:417:173:53
11:16
#7374
Finish
26.22 mi13:16:263:11:577:208:16
8:07
#7601
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5353497749774256(Top 15%)4000(Top 25%)4000(Top 200%)
10K6.21 mi3.10 mi5023+3304682+2954682+2954747(Top 17%)4444(Top 28%)4444(Top 223%)
15K9.32 mi3.11 mi4740+2834434+2484434+2484256(Top 15%)4000(Top 25%)4000(Top 200%)
20K12.43 mi3.11 mi4741-14425+94425+94875(Top 17%)4512(Top 28%)4512(Top 226%)
Half13.11 mi0.68 mi4767-264446-214446-215625(Top 20%)5145(Top 32%)5145(Top 258%)
25K15.53 mi2.42 mi4679+884360+864360+864495(Top 16%)4155(Top 26%)4155(Top 208%)
30K18.64 mi3.11 mi4608+714290+704290+704572(Top 16%)4173(Top 26%)4173(Top 209%)
20M20.00 mi1.36 mi4705-974360-704360-705551(Top 20%)4876(Top 30%)4876(Top 244%)
21M21.00 mi1.00 mi4895-1904514-1544514-1548017(Top 28%)6252(Top 39%)6252(Top 313%)
35K21.75 mi0.75 mi5141-2464713-1994713-19910728(Top 38%)7710(Top 48%)7710(Top 386%)
23M23.00 mi1.25 mi5756-6155190-4775190-47717114(Top 60%)10549(Top 66%)10549(Top 529%)
24M24.00 mi1.00 mi6478-7225715-5255715-52521866(Top 77%)12734(Top 79%)12734(Top 638%)
40K24.85 mi0.85 mi7117-6396114-3996114-39921275(Top 75%)12408(Top 77%)12408(Top 622%)
25.2M25.20 mi0.35 mi7374-2576264-1506264-15021350(Top 75%)12439(Top 77%)12439(Top 623%)
Finish26.22 mi1.02 mi7601-2276374-1106374-11013626(Top 48%)8815(Top 55%)8815(Top 442%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4256

Males

4000

M50-54

4000

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4747

Males

4444

M50-54

4444

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4256

Males

4000

M50-54

4000

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4875

Males

4512

M50-54

4512

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5625

Males

5145

M50-54

5145

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4495

Males

4155

M50-54

4155

25K→30K

15.5 - 18.6 mi

Top 16%
×9story building
+181ft-148ft

Overall

4572

Males

4173

M50-54

4173

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5551

Males

4876

M50-54

4876

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

8017

Males

6252

M50-54

6252

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10728

Males

7710

M50-54

7710

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17114

Males

10549

M50-54

10549

23M→24M

23.0 - 24.0 mi

Top 77%
×6story building
+12ft-82ft

Overall

21866

Males

12734

M50-54

12734

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21275

Males

12408

M50-54

12408

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21350

Males

12439

M50-54

12439

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13626

Males

8815

M50-54

8815

Passing Analysis

Category:
Athletes Passed
1285
Passed By
3533
Net Change
-2248
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5353
5K → 10K39565+330#5353#5023
10K → 15K29815+283#5023#4740
15K → 20K125126-1#4740#4741
20K → Half1339-26#4741#4767
Half → 25K14355+88#4767#4679
25K → 30K184113+71#4679#4608
30K → 20M40137-97#4608#4705
20M → 21M25215-190#4705#4895
21M → 35K17263-246#4895#5141
35K → 23M15630-615#5141#5756
23M → 24M3725-722#5756#6478
24M → 40K4643-639#6478#7117
40K → 25.2M3260-257#7117#7374
25.2M → Finish20247-227#7374#7601
TOTALS12853533-2248
📊

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