Jeffrey Chalmers

Bib: 11992M

OH

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:50
Rank: #9559
Start5K
22:50 | 7:21/mi
10K· 6.21 mi
45:52
Rank: #9496 (+63)
5K10K
23:02 | 7:25/mi
15K· 9.32 mi
1:08:50
Rank: #9229 (+267)
10K15K
22:58 | 7:24/mi
20K· 12.43 mi
1:31:51
Rank: #8790 (+439)
15K20K
23:01 | 7:25/mi
Half· 13.11 mi
1:36:49
Rank: #8717 (+73)
20KHalf
4:58 | 7:17/mi
25K· 15.53 mi
1:54:57
Rank: #8321 (+396)
Half25K
18:08 | 7:29/mi
30K· 18.64 mi
2:20:45
Rank: #8495 (-174)
25K30K
25:48 | 8:18/mi
20M
2:33:22
Rank: #8884 (-389)
30K20M
12:37 | 9:17/mi
21M
2:44:52
Rank: #9587 (-703)
20M21M
11:30 | 11:30/mi
35K· 21.75 mi
2:52:14
Rank: #9937 (-350)
21M35K
7:22 | 9:51/mi
23M
3:06:45
Rank: #10930 (-993)
35K23M
14:31 | 11:36/mi
24M
3:18:58
Rank: #11858 (-928)
23M24M
12:13 | 12:13/mi
40K· 24.85 mi
3:31:52
Rank: #13068 (-1210)
24M40K
12:54 | 15:05/mi
25.2M
3:37:32
Rank: #13510 (-442)
40K25.2M
5:40 | 16:26/mi
Finish· 26.22 mi
3:51:02
Rank: #14474 (-964)
25.2MFinish
13:30 | 13:15/mi

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
Time1:36:49
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time2:14:13
Pace10:14 /mi
📊Positive Split: 38.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1622:507:2122:50
7:21
-
10K
6.21 mi11:13:1845:527:2323:02
7:25
+0:04
15K
9.32 mi11:36:161:08:507:2322:58
7:24
-0:01
20K
12.43 mi11:59:171:31:517:2323:01
7:25
+0:01
Half
13.11 mi12:04:151:36:497:234:58
7:17
-0:08
25K
15.53 mi12:22:231:54:577:2418:08
7:29
+0:12
30K
18.64 mi12:48:112:20:457:3325:48
8:18
+0:49
20M
20.00 mi13:00:482:33:227:4012:37
9:17
+0:59
21M
21.00 mi13:12:182:44:527:5111:30
11:30
+2:13
35K
21.75 mi13:19:402:52:147:557:22
9:51
-1:39
23M
23.00 mi13:34:113:06:458:0714:31
11:36
+1:45
24M
24.00 mi13:46:243:18:588:1712:13
12:13
+0:37
40K
24.85 mi13:59:183:31:528:3112:54
15:05
+2:52
25.2M
25.20 mi14:04:583:37:328:385:40
16:26
+1:21
Finish
26.22 mi14:18:283:51:028:4913:30
13:15
-3:11

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

7:17 /mi

Average Pace

8:49 /mi

Slowest Pace

16:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:57

50% of race

Time at Steady Pace

45:47

20% of race

Time at Slower Pace

1:10:18

30% of race

Average Pace: 8:49 /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 mi10:50:1622:507:2122:50
7:21
#9559
10K
6.21 mi11:13:1845:527:2323:02
7:25
#9496
15K
9.32 mi11:36:161:08:507:2322:58
7:24
#9229
20K
12.43 mi11:59:171:31:517:2323:01
7:25
#8790
Half
13.11 mi12:04:151:36:497:234:58
7:17
#8717
25K
15.53 mi12:22:231:54:577:2418:08
7:29
#8321
30K
18.64 mi12:48:112:20:457:3325:48
8:18
#8495
20M
20.00 mi13:00:482:33:227:4012:37
9:17
#8884
21M
21.00 mi13:12:182:44:527:5111:30
11:30
#9587
35K
21.75 mi13:19:402:52:147:557:22
9:51
#9937
23M
23.00 mi13:34:113:06:458:0714:31
11:36
#10930
24M
24.00 mi13:46:243:18:588:1712:13
12:13
#11858
40K
24.85 mi13:59:183:31:528:3112:54
15:05
#13068
25.2M
25.20 mi14:04:583:37:328:385:40
16:26
#13510
Finish
26.22 mi14:18:283:51:028:4913:30
13:15
#14474
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9559772277228838(Top 35%)7205(Top 49%)7205(Top 325%)
10K6.21 mi3.10 mi9496+637655+677655+679532(Top 37%)7626(Top 52%)7626(Top 344%)
15K9.32 mi3.11 mi9229+2677487+1687487+1688838(Top 35%)7205(Top 49%)7205(Top 325%)
20K12.43 mi3.11 mi8790+4397200+2877200+2877692(Top 30%)6418(Top 44%)6418(Top 289%)
Half13.11 mi0.68 mi8717+737152+487152+487529(Top 29%)6337(Top 43%)6337(Top 286%)
25K15.53 mi2.42 mi8321+3966879+2736879+2736843(Top 27%)5724(Top 39%)5724(Top 258%)
30K18.64 mi3.11 mi8495-1746885-66885-69598(Top 38%)7075(Top 49%)7075(Top 319%)
20M20.00 mi1.36 mi8884-3897047-1627047-16213550(Top 53%)8647(Top 59%)8647(Top 390%)
21M21.00 mi1.00 mi9587-7037350-3037350-30317647(Top 69%)10444(Top 72%)10444(Top 471%)
35K21.75 mi0.75 mi9937-3507477-1277477-12716656(Top 65%)9937(Top 68%)9937(Top 448%)
23M23.00 mi1.25 mi10930-9937910-4337910-43319838(Top 78%)11480(Top 79%)11480(Top 518%)
24M24.00 mi1.00 mi11858-9288296-3868296-38621856(Top 86%)12441(Top 85%)12441(Top 561%)
40K24.85 mi0.85 mi13068-12108780-4848780-48424583(Top 96%)13920(Top 95%)13920(Top 628%)
25.2M25.20 mi0.35 mi13510-4428966-1868966-18624327(Top 95%)13770(Top 94%)13770(Top 621%)
Finish26.22 mi1.02 mi14474-9649364-3989364-39824539(Top 96%)13886(Top 95%)13886(Top 626%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

8838

Males

7205

M45-49

7205

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9532

Males

7626

M45-49

7626

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

8838

Males

7205

M45-49

7205

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7692

Males

6418

M45-49

6418

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7529

Males

6337

M45-49

6337

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

6843

Males

5724

M45-49

5724

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9598

Males

7075

M45-49

7075

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13550

Males

8647

M45-49

8647

20M→21M

20.0 - 21.0 mi

Top 69%
×8stories
+106ft-24ft

Overall

17647

Males

10444

M45-49

10444

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

16656

Males

9937

M45-49

9937

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

19838

Males

11480

M45-49

11480

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

21856

Males

12441

M45-49

12441

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24583

Males

13920

M45-49

13920

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24327

Males

13770

M45-49

13770

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

24539

Males

13886

M45-49

13886

Passing Analysis

Category:
Athletes Passed
1905
Passed By
6819
Net Change
-4915
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9559
5K10K272209+63#9559#9496
10K15K32659+267#9496#9229
15K20K45314+439#9229#8790
20KHalf818+73#8790#8717
Half25K42024+396#8717#8321
25K30K214388-174#8321#8495
30K20M43432-389#8495#8884
20M21M20723-703#8884#9587
21M35K23373-350#9587#9937
35K23M181010-993#9937#10930
23M24M13941-928#10930#11858
24M40K51215-1210#11858#13068
40K25.2M4446-442#13068#13510
25.2MFinish13977-964#13510#14474
TOTALS19056819-4915
📊

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