Jonathan Brumfield

Bib: 18557M

VA

0:00
0:00
/ mi
Masters
Be the first to cheer!
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

Start
0:00:00
Race begins
5K· 3.11 mi
23:53
Rank: #13860
Start5K
7:41/mi
23:53 split
10K· 6.21 mi
50:27
Rank: #17395 (-3535)
5K10K
8:33/mi
26:34 split
15K· 9.32 mi
1:14:22
Rank: #16160 (+1235)
10K15K
7:42/mi
23:55 split
20K· 12.43 mi
1:38:49
Rank: #15556 (+604)
15K20K
7:52/mi
24:27 split
Half· 13.11 mi
1:44:18
Rank: #15595 (-39)
20KHalf
8:02/mi
5:29 split
25K· 15.53 mi
2:05:01
Rank: #15940 (-345)
Half25K
8:33/mi
20:43 split
30K· 18.64 mi
2:33:27
Rank: #16416 (-476)
25K30K
9:09/mi
28:26 split
20M
2:47:15
Rank: #16903 (-487)
30K20M
10:09/mi
13:48 split
21M
2:59:23
Rank: #17637 (-734)
20M21M
12:08/mi
12:08 split
35K· 21.75 mi
3:08:14
Rank: #18253 (-616)
21M35K
11:50/mi
8:51 split
23M
3:24:03
Rank: #19273 (-1020)
35K23M
12:38/mi
15:49 split
24M
3:35:54
Rank: #19775 (-502)
23M24M
11:51/mi
11:51 split
40K· 24.85 mi
3:46:05
Rank: #20158 (-383)
24M40K
11:55/mi
10:11 split
25.2M
3:50:08
Rank: #20235 (-77)
40K25.2M
11:45/mi
4:03 split
Finish· 26.22 mi
3:59:31
Rank: #20259 (-24)
25.2MFinish
9:12/mi
9:23 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
Time1:44:18
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time2:15:13
Pace10:19 /mi
📊Positive Split: 29.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0023:537:4123:53
7:41
-
10K
6.21 mi11:41:3450:278:0726:34
8:33
+0:52
15K
9.32 mi12:05:291:14:227:5923:55
7:42
-0:51
20K
12.43 mi12:29:561:38:497:5724:27
7:52
+0:10
Half
13.11 mi12:35:251:44:187:575:29
8:02
+0:10
25K
15.53 mi12:56:082:05:018:0320:43
8:33
+0:31
30K
18.64 mi13:24:342:33:278:1428:26
9:09
+0:36
20M
20.00 mi13:38:222:47:158:2213:48
10:09
+1:00
21M
21.00 mi13:50:302:59:238:3312:08
12:08
+1:59
35K
21.75 mi13:59:213:08:148:398:51
11:50
-0:18
23M
23.00 mi14:15:103:24:038:5215:49
12:38
+0:48
24M
24.00 mi14:27:013:35:549:0011:51
11:51
-0:47
40K
24.85 mi14:37:123:46:059:0610:11
11:55
+0:04
25.2M
25.20 mi14:41:153:50:089:084:03
11:45
-0:10
Finish
26.22 mi14:50:383:59:319:099:23
9:12
-2:33

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

7:41 /mi

Average Pace

9:09 /mi

Slowest Pace

12:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:44

32% of race

Time at Steady Pace

1:25:06

36% of race

Time at Slower Pace

1:16:41

32% of race

Average Pace: 9:08 /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 mi11:15:0023:537:4123:53
7:41
#13860
10K
6.21 mi11:41:3450:278:0726:34
8:33
#17395
15K
9.32 mi12:05:291:14:227:5923:55
7:42
#16160
20K
12.43 mi12:29:561:38:497:5724:27
7:52
#15556
Half
13.11 mi12:35:251:44:187:575:29
8:02
#15595
25K
15.53 mi12:56:082:05:018:0320:43
8:33
#15940
30K
18.64 mi13:24:342:33:278:1428:26
9:09
#16416
20M
20.00 mi13:38:222:47:158:2213:48
10:09
#16903
21M
21.00 mi13:50:302:59:238:3312:08
12:08
#17637
35K
21.75 mi13:59:213:08:148:398:51
11:50
#18253
23M
23.00 mi14:15:103:24:038:5215:49
12:38
#19273
24M
24.00 mi14:27:013:35:549:0011:51
11:51
#19775
40K
24.85 mi14:37:123:46:059:0610:11
11:55
#20158
25.2M
25.20 mi14:41:153:50:089:084:03
11:45
#20235
Finish
26.22 mi14:50:383:59:319:099:23
9:12
#20259
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi13860100121001213482(Top 47%)9722(Top 60%)9722(Top 590%)
10K6.21 mi3.10 mi17395-353511374-136211374-136220091(Top 71%)12521(Top 78%)12521(Top 760%)
15K9.32 mi3.11 mi16160+123510880+49410880+49413482(Top 47%)9722(Top 60%)9722(Top 590%)
20K12.43 mi3.11 mi15556+60410614+26610614+26613842(Top 49%)9803(Top 61%)9803(Top 595%)
Half13.11 mi0.68 mi15595-3910622-810622-816188(Top 57%)10861(Top 67%)10861(Top 659%)
25K15.53 mi2.42 mi15940-34510763-14110763-14117448(Top 61%)11294(Top 70%)11294(Top 685%)
30K18.64 mi3.11 mi16416-47610891-12810891-12818417(Top 65%)11578(Top 72%)11578(Top 703%)
20M20.00 mi1.36 mi16903-48711071-18011071-18021438(Top 75%)12786(Top 79%)12786(Top 776%)
21M21.00 mi1.00 mi17637-73411350-27911350-27923813(Top 84%)13823(Top 86%)13823(Top 839%)
35K21.75 mi0.75 mi18253-61611603-25311603-25325605(Top 90%)14632(Top 91%)14632(Top 888%)
23M23.00 mi1.25 mi19273-102012018-41512018-41525966(Top 91%)14817(Top 92%)14817(Top 899%)
24M24.00 mi1.00 mi19775-50212199-18112199-18125478(Top 90%)14544(Top 90%)14544(Top 883%)
40K24.85 mi0.85 mi20158-38312356-15712356-15724765(Top 87%)14143(Top 88%)14143(Top 858%)
25.2M25.20 mi0.35 mi20235-7712393-3712393-3722635(Top 80%)13090(Top 81%)13090(Top 794%)
Finish26.22 mi1.02 mi20259-2412391+212391+219972(Top 70%)11793(Top 73%)11793(Top 716%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

13482

Males

9722

M55-59

9722

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

20091

Males

12521

M55-59

12521

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

13482

Males

9722

M55-59

9722

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13842

Males

9803

M55-59

9803

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

16188

Males

10861

M55-59

10861

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

17448

Males

11294

M55-59

11294

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

18417

Males

11578

M55-59

11578

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21438

Males

12786

M55-59

12786

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

23813

Males

13823

M55-59

13823

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25605

Males

14632

M55-59

14632

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

25966

Males

14817

M55-59

14817

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

25478

Males

14544

M55-59

14544

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24765

Males

14143

M55-59

14143

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22635

Males

13090

M55-59

13090

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19972

Males

11793

M55-59

11793

Passing Analysis

Category:
Athletes Passed
2234
Passed By
8633
Net Change
-6399
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13860
5K10K63541-3535#13860#17395
10K15K12394+1235#17395#16160
15K20K61410+604#16160#15556
20KHalf2564-39#15556#15595
Half25K95440-345#15595#15940
25K30K112588-476#15940#16416
30K20M26513-487#16416#16903
20M21M20754-734#16903#17637
21M35K6622-616#17637#18253
35K23M91029-1020#18253#19273
23M24M12514-502#19273#19775
24M40K7390-383#19775#20158
40K25.2M986-77#20158#20235
25.2MFinish5478-24#20235#20259
TOTALS22348633-6399
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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