Kevin Butterfield

Bib: 12076M

ON

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 33%
Gender (Male)
#0 / 16105
Top 46%
Masters (Masters Men)
#0 / 10463
Top 34%
Division (M50-54)
#0 / 1996
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:41
Rank: #7661
Start5K
6:59/mi
21:41 split
10K· 6.21 mi
43:30
Rank: #7860 (-199)
5K10K
7:01/mi
21:49 split
15K· 9.32 mi
1:05:25
Rank: #7885 (-25)
10K15K
7:03/mi
21:55 split
20K· 12.43 mi
1:27:43
Rank: #7887 (-2)
15K20K
7:11/mi
22:18 split
Half· 13.11 mi
1:32:31
Rank: #7870 (+17)
20KHalf
7:02/mi
4:48 split
25K· 15.53 mi
1:50:00
Rank: #7800 (+70)
Half25K
7:13/mi
17:29 split
30K· 18.64 mi
2:13:31
Rank: #7769 (+31)
25K30K
7:34/mi
23:31 split
20M
2:23:55
Rank: #7718 (+51)
30K20M
7:39/mi
10:24 split
21M
2:32:11
Rank: #7725 (-7)
20M21M
8:16/mi
8:16 split
35K· 21.75 mi
2:37:59
Rank: #7783 (-58)
21M35K
7:45/mi
5:48 split
23M
2:49:43
Rank: #8452 (-669)
35K23M
9:22/mi
11:44 split
24M
2:58:33
Rank: #8867 (-415)
23M24M
8:50/mi
8:50 split
40K· 24.85 mi
3:06:13
Rank: #9176 (-309)
24M40K
8:58/mi
7:40 split
25.2M
3:09:28
Rank: #9253 (-77)
40K25.2M
9:25/mi
3:15 split
Finish· 26.22 mi
3:17:22
Rank: #9320 (-67)
25.2MFinish
7:45/mi
7:54 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:31
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:44:51
Pace8:00 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3821:416:5921:41
6:59
-
10K
6.21 mi11:11:2743:307:0021:49
7:01
+0:02
15K
9.32 mi11:33:221:05:257:0121:55
7:03
+0:02
20K
12.43 mi11:55:401:27:437:0322:18
7:11
+0:08
Half
13.11 mi12:00:281:32:317:034:48
7:02
-0:09
25K
15.53 mi12:17:571:50:007:0517:29
7:13
+0:11
30K
18.64 mi12:41:282:13:317:1023:31
7:34
+0:21
20M
20.00 mi12:51:522:23:557:1210:24
7:39
+0:05
21M
21.00 mi13:00:082:32:117:158:16
8:16
+0:37
35K
21.75 mi13:05:562:37:597:165:48
7:45
-0:31
23M
23.00 mi13:17:402:49:437:2311:44
9:22
+1:37
24M
24.00 mi13:26:302:58:337:268:50
8:50
-0:32
40K
24.85 mi13:34:103:06:137:307:40
8:58
+0:08
25.2M
25.20 mi13:37:253:09:287:313:15
9:25
+0:27
Finish
26.22 mi13:45:193:17:227:327:54
7:45
-1:40

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

6:59 /mi

Average Pace

7:32 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:00

56% of race

Time at Steady Pace

47:37

24% of race

Time at Slower Pace

39:45

20% of race

Average Pace: 7:32 /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 mi10:49:3821:416:5921:41
6:59
#7661
10K
6.21 mi11:11:2743:307:0021:49
7:01
#7860
15K
9.32 mi11:33:221:05:257:0121:55
7:03
#7885
20K
12.43 mi11:55:401:27:437:0322:18
7:11
#7887
Half
13.11 mi12:00:281:32:317:034:48
7:02
#7870
25K
15.53 mi12:17:571:50:007:0517:29
7:13
#7800
30K
18.64 mi12:41:282:13:317:1023:31
7:34
#7769
20M
20.00 mi12:51:522:23:557:1210:24
7:39
#7718
21M
21.00 mi13:00:082:32:117:158:16
8:16
#7725
35K
21.75 mi13:05:562:37:597:165:48
7:45
#7783
23M
23.00 mi13:17:402:49:437:2311:44
9:22
#8452
24M
24.00 mi13:26:302:58:337:268:50
8:50
#8867
40K
24.85 mi13:34:103:06:137:307:40
8:58
#9176
25.2M
25.20 mi13:37:253:09:287:313:15
9:25
#9253
Finish
26.22 mi13:45:193:17:227:327:54
7:45
#9320
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7661677167717992(Top 28%)6938(Top 43%)6938(Top 348%)
10K6.21 mi3.10 mi7860-1996890-1196890-1198078(Top 28%)7020(Top 44%)7020(Top 352%)
15K9.32 mi3.11 mi7885-256908-186908-187992(Top 28%)6938(Top 43%)6938(Top 348%)
20K12.43 mi3.11 mi7887-26883+256883+258025(Top 28%)6892(Top 43%)6892(Top 345%)
Half13.11 mi0.68 mi7870+176869+146869+147830(Top 28%)6792(Top 42%)6792(Top 340%)
25K15.53 mi2.42 mi7800+706806+636806+637693(Top 27%)6574(Top 41%)6574(Top 329%)
30K18.64 mi3.11 mi7769+316734+726734+728211(Top 29%)6713(Top 42%)6713(Top 336%)
20M20.00 mi1.36 mi7718+516671+636671+638049(Top 28%)6476(Top 40%)6476(Top 324%)
21M21.00 mi1.00 mi7725-76638+336638+338993(Top 32%)6812(Top 42%)6812(Top 341%)
35K21.75 mi0.75 mi7783-586646-86646-810419(Top 37%)7573(Top 47%)7573(Top 379%)
23M23.00 mi1.25 mi8452-6697015-3697015-36918087(Top 64%)11009(Top 68%)11009(Top 552%)
24M24.00 mi1.00 mi8867-4157228-2137228-21316467(Top 58%)10231(Top 64%)10231(Top 513%)
40K24.85 mi0.85 mi9176-3097366-1387366-13816066(Top 57%)9939(Top 62%)9939(Top 498%)
25.2M25.20 mi0.35 mi9253-777389-237389-2314051(Top 49%)8936(Top 55%)8936(Top 448%)
Finish26.22 mi1.02 mi9320-677394-57394-511052(Top 39%)7529(Top 47%)7529(Top 377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7992

Males

6938

M50-54

6938

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

8078

Males

7020

M50-54

7020

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7992

Males

6938

M50-54

6938

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

8025

Males

6892

M50-54

6892

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7830

Males

6792

M50-54

6792

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7693

Males

6574

M50-54

6574

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

8211

Males

6713

M50-54

6713

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

8049

Males

6476

M50-54

6476

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8993

Males

6812

M50-54

6812

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

10419

Males

7573

M50-54

7573

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18087

Males

11009

M50-54

11009

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16467

Males

10231

M50-54

10231

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16066

Males

9939

M50-54

9939

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

14051

Males

8936

M50-54

8936

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11052

Males

7529

M50-54

7529

Passing Analysis

Category:
Athletes Passed
1145
Passed By
2804
Net Change
-1659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7661
5K10K120319-199#7661#7860
10K15K132157-25#7860#7885
15K20K134136-2#7885#7887
20KHalf3316+17#7887#7870
Half25K14777+70#7870#7800
25K30K203172+31#7800#7769
30K20M11564+51#7769#7718
20M21M96103-7#7718#7725
21M35K42100-58#7725#7783
35K23M15684-669#7783#8452
23M24M20435-415#8452#8867
24M40K25334-309#8867#9176
40K25.2M1794-77#9176#9253
25.2MFinish46113-67#9253#9320
TOTALS11452804-1659
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing