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BOSTON MARATHON 2025

Keith Parks

Bib: 13656•M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:44
Rank: #22106
Start → 5K
27:44 | 8:56/mi
10K· 6.21 mi
55:40
Rank: #22245 (-139)
5K → 10K
27:56 | 8:59/mi
15K· 9.32 mi
1:24:21
Rank: #22494 (-249)
10K → 15K
28:41 | 9:14/mi
20K· 12.43 mi
1:51:55
Rank: #21965 (+529)
15K → 20K
27:34 | 8:52/mi
Half· 13.11 mi
1:57:57
Rank: #21904 (+61)
20K → Half
6:02 | 8:51/mi
25K· 15.53 mi
2:21:02
Rank: #21920 (-16)
Half → 25K
23:05 | 9:31/mi
30K· 18.64 mi
2:48:08
Rank: #20959 (+961)
25K → 30K
27:06 | 8:43/mi
20M
3:00:06
Rank: #20581 (+378)
30K → 20M
11:58 | 8:48/mi
21M
3:09:24
Rank: #20288 (+293)
20M → 21M
9:18 | 9:18/mi
35K· 21.75 mi
3:15:44
Rank: #20122 (+166)
21M → 35K
6:20 | 8:28/mi
23M
3:26:49
Rank: #19865 (+257)
35K → 23M
11:05 | 8:51/mi
24M
3:35:26
Rank: #19673 (+192)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:43:01
Rank: #19524 (+149)
24M → 40K
7:35 | 8:52/mi
25.2M
3:46:19
Rank: #19456 (+68)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:54:44
Rank: #19282 (+174)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:57:57
Pace9:00 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:47
Pace8:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:01:4327:448:5627:44
8:56
-
10K
6.21 mi11:29:3955:408:5827:56
8:59
+0:03
15K
9.32 mi11:58:201:24:219:0328:41
9:14
+0:15
20K
12.43 mi12:25:541:51:559:0027:34
8:52
-0:22
Half
13.11 mi12:31:561:57:579:006:02
8:51
-0:01
25K
15.53 mi12:55:012:21:029:0523:05
9:31
+0:40
30K
18.64 mi13:22:072:48:089:0127:06
8:43
-0:48
20M
20.00 mi13:34:053:00:069:0011:58
8:48
+0:05
21M
21.00 mi13:43:233:09:249:019:18
9:18
+0:30
35K
21.75 mi13:49:433:15:449:006:20
8:28
-0:50
23M
23.00 mi14:00:483:26:499:0011:05
8:51
+0:23
24M
24.00 mi14:09:253:35:268:598:37
8:37
-0:14
40K
24.85 mi14:17:003:43:018:587:35
8:52
+0:15
25.2M
25.20 mi14:20:183:46:198:593:18
9:34
+0:42
Finish
26.22 mi14:28:433:54:448:588:25
8:16
-1:18

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

8:16 /mi

Average Pace

8:58 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:22

73% of race

Time at Steady Pace

1:04:22

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:57 /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 mi11:01:4327:448:5627:44
8:56
#22106
10K
6.21 mi11:29:3955:408:5827:56
8:59
#22245
15K
9.32 mi11:58:201:24:219:0328:41
9:14
#22494
20K
12.43 mi12:25:541:51:559:0027:34
8:52
#21965
Half
13.11 mi12:31:561:57:579:006:02
8:51
#21904
25K
15.53 mi12:55:012:21:029:0523:05
9:31
#21920
30K
18.64 mi13:22:072:48:089:0127:06
8:43
#20959
20M
20.00 mi13:34:053:00:069:0011:58
8:48
#20581
21M
21.00 mi13:43:233:09:249:019:18
9:18
#20288
35K
21.75 mi13:49:433:15:449:006:20
8:28
#20122
23M
23.00 mi14:00:483:26:499:0011:05
8:51
#19865
24M
24.00 mi14:09:253:35:268:598:37
8:37
#19673
40K
24.85 mi14:17:003:43:018:587:35
8:52
#19524
25.2M
25.20 mi14:20:183:46:198:593:18
9:34
#19456
Finish
26.22 mi14:28:433:54:448:588:25
8:16
#19282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi22106133561335622961(Top 81%)13816(Top 86%)13816(Top 1097%)
10K6.21 mi3.10 mi22245-13913429-7313429-7322338(Top 79%)13495(Top 84%)13495(Top 1072%)
15K9.32 mi3.11 mi22494-24913577-14813577-14822961(Top 81%)13816(Top 86%)13816(Top 1097%)
20K12.43 mi3.11 mi21965+52913321+25613321+25620333(Top 72%)12604(Top 78%)12604(Top 1001%)
Half13.11 mi0.68 mi21904+6113291+3013291+3021066(Top 74%)12916(Top 80%)12916(Top 1026%)
25K15.53 mi2.42 mi21920-1613300-913300-921923(Top 77%)13253(Top 82%)13253(Top 1053%)
30K18.64 mi3.11 mi20959+96112833+46712833+46716124(Top 57%)10552(Top 66%)10552(Top 838%)
20M20.00 mi1.36 mi20581+37812651+18212651+18215695(Top 55%)10247(Top 64%)10247(Top 814%)
21M21.00 mi1.00 mi20288+29312490+16112490+16115142(Top 53%)9854(Top 61%)9854(Top 783%)
35K21.75 mi0.75 mi20122+16612410+8012410+8015246(Top 54%)9845(Top 61%)9845(Top 782%)
23M23.00 mi1.25 mi19865+25712264+14612264+14615402(Top 54%)9822(Top 61%)9822(Top 780%)
24M24.00 mi1.00 mi19673+19212154+11012154+11015257(Top 54%)9710(Top 60%)9710(Top 771%)
40K24.85 mi0.85 mi19524+14912080+7412080+7415574(Top 55%)9708(Top 60%)9708(Top 771%)
25.2M25.20 mi0.35 mi19456+6812041+3912041+3914947(Top 53%)9404(Top 58%)9404(Top 747%)
Finish26.22 mi1.02 mi19282+17411943+9811943+9814666(Top 52%)9338(Top 58%)9338(Top 742%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

22961

Males

13816

M60-64

13816

5K→10K

3.1 - 6.2 mi

Top 79%
×5stories
+79ft-138ft

Overall

22338

Males

13495

M60-64

13495

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

22961

Males

13816

M60-64

13816

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20333

Males

12604

M60-64

12604

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

21066

Males

12916

M60-64

12916

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21923

Males

13253

M60-64

13253

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16124

Males

10552

M60-64

10552

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

15695

Males

10247

M60-64

10247

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

15142

Males

9854

M60-64

9854

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15246

Males

9845

M60-64

9845

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15402

Males

9822

M60-64

9822

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

15257

Males

9710

M60-64

9710

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15574

Males

9708

M60-64

9708

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14947

Males

9404

M60-64

9404

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14666

Males

9338

M60-64

9338

Passing Analysis

Category:
Athletes Passed
3721
Passed By
897
Net Change
+2824
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22106
5K → 10K198337-139#22106#22245
10K → 15K105354-249#22245#22494
15K → 20K5367+529#22494#21965
20K → Half698+61#21965#21904
Half → 25K149165-16#21904#21920
25K → 30K9621+961#21920#20959
30K → 20M3824+378#20959#20581
20M → 21M2963+293#20581#20288
21M → 35K1671+166#20288#20122
35K → 23M2625+257#20122#19865
23M → 24M1953+192#19865#19673
24M → 40K1534+149#19673#19524
40K → 25.2M691+68#19524#19456
25.2M → Finish1784+174#19456#19282
TOTALS3721897+2824
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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