James Caldwell

Bib: 24880M

WI

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
36:56
Rank: #25378
Start5K
11:53/mi
36:56 split
10K· 6.21 mi
1:12:52
Rank: #25184 (+194)
5K10K
11:34/mi
35:56 split
15K· 9.32 mi
1:50:02
Rank: #25045 (+139)
10K15K
11:58/mi
37:10 split
20K· 12.43 mi
2:25:45
Rank: #24734 (+311)
15K20K
11:30/mi
35:43 split
Half· 13.11 mi
2:33:29
Rank: #24704 (+30)
20KHalf
11:20/mi
7:44 split
25K· 15.53 mi
3:02:24
Rank: #24467 (+237)
Half25K
11:56/mi
28:55 split
30K· 18.64 mi
3:40:49
Rank: #24154 (+313)
25K30K
12:22/mi
38:25 split
20M
3:57:12
Rank: #24015 (+139)
30K20M
12:03/mi
16:23 split
21M
4:09:40
Rank: #23849 (+166)
20M21M
12:28/mi
12:28 split
35K· 21.75 mi
4:18:09
Rank: #23769 (+80)
21M35K
11:20/mi
8:29 split
23M
4:33:19
Rank: #23646 (+123)
35K23M
12:07/mi
15:10 split
24M
4:45:04
Rank: #23576 (+70)
23M24M
11:45/mi
11:45 split
40K· 24.85 mi
4:55:46
Rank: #23511 (+65)
24M40K
12:31/mi
10:42 split
25.2M
5:00:27
Rank: #23484 (+27)
40K25.2M
13:35/mi
4:41 split
Finish· 26.22 mi
5:13:06
Rank: #23507 (-23)
25.2MFinish
12:25/mi
12:39 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
Time2:33:29
Pace11:42 /mi
2nd Half
Distance13.11 mi
Time2:39:37
Pace12:11 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4236:5611:5336:56
11:53
-
10K
6.21 mi12:28:381:12:5211:4435:56
11:34
-0:19
15K
9.32 mi13:05:481:50:0211:4837:10
11:58
+0:24
20K
12.43 mi13:41:312:25:4511:4435:43
11:30
-0:28
Half
13.11 mi13:49:152:33:2911:427:44
11:20
-0:10
25K
15.53 mi14:18:103:02:2411:4528:55
11:56
+0:36
30K
18.64 mi14:56:353:40:4911:5138:25
12:22
+0:26
20M
20.00 mi15:12:583:57:1211:5216:23
12:03
-0:19
21M
21.00 mi15:25:264:09:4011:5312:28
12:28
+0:25
35K
21.75 mi15:33:554:18:0911:528:29
11:20
-1:08
23M
23.00 mi15:49:054:33:1911:5315:10
12:07
+0:47
24M
24.00 mi16:00:504:45:0411:5311:45
11:45
-0:22
40K
24.85 mi16:11:324:55:4611:5410:42
12:31
+0:46
25.2M
25.20 mi16:16:135:00:2711:554:41
13:35
+1:04
Finish
26.22 mi16:28:525:13:0611:5712:39
12:25
-1:10

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

11:20 /mi

Average Pace

11:57 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:57:43

95% of race

Time at Steady Pace

10:42

3% of race

Time at Slower Pace

4:41

1% of race

Average Pace: 11:56 /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 mi11:52:4236:5611:5336:56
11:53
#25378
10K
6.21 mi12:28:381:12:5211:4435:56
11:34
#25184
15K
9.32 mi13:05:481:50:0211:4837:10
11:58
#25045
20K
12.43 mi13:41:312:25:4511:4435:43
11:30
#24734
Half
13.11 mi13:49:152:33:2911:427:44
11:20
#24704
25K
15.53 mi14:18:103:02:2411:4528:55
11:56
#24467
30K
18.64 mi14:56:353:40:4911:5138:25
12:22
#24154
20M
20.00 mi15:12:583:57:1211:5216:23
12:03
#24015
21M
21.00 mi15:25:264:09:4011:5312:28
12:28
#23849
35K
21.75 mi15:33:554:18:0911:528:29
11:20
#23769
23M
23.00 mi15:49:054:33:1911:5315:10
12:07
#23646
24M
24.00 mi16:00:504:45:0411:5311:45
11:45
#23576
40K
24.85 mi16:11:324:55:4611:5410:42
12:31
#23511
25.2M
25.20 mi16:16:135:00:2711:554:41
13:35
#23484
Finish
26.22 mi16:28:525:13:0611:5712:39
12:25
#23507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi25378145131451324688(Top 97%)14259(Top 98%)14259(Top 737%)
10K6.21 mi3.10 mi25184+19414454+5914454+5924827(Top 97%)14314(Top 98%)14314(Top 740%)
15K9.32 mi3.11 mi25045+13914409+4514409+4524688(Top 97%)14259(Top 98%)14259(Top 737%)
20K12.43 mi3.11 mi24734+31114283+12614283+12623364(Top 91%)13676(Top 94%)13676(Top 707%)
Half13.11 mi0.68 mi24704+3014274+914274+923922(Top 94%)13866(Top 95%)13866(Top 717%)
25K15.53 mi2.42 mi24467+23714169+10514169+10523045(Top 90%)13440(Top 92%)13440(Top 695%)
30K18.64 mi3.11 mi24154+31314007+16214007+16222511(Top 88%)13057(Top 90%)13057(Top 675%)
20M20.00 mi1.36 mi24015+13913926+8113926+8121464(Top 84%)12433(Top 85%)12433(Top 643%)
21M21.00 mi1.00 mi23849+16613830+9613830+9619792(Top 77%)11540(Top 79%)11540(Top 596%)
35K21.75 mi0.75 mi23769+8013792+3813792+3820512(Top 80%)11878(Top 81%)11878(Top 614%)
23M23.00 mi1.25 mi23646+12313711+8113711+8120970(Top 82%)12058(Top 83%)12058(Top 623%)
24M24.00 mi1.00 mi23576+7013668+4313668+4320916(Top 82%)11984(Top 82%)11984(Top 619%)
40K24.85 mi0.85 mi23511+6513622+4613622+4621418(Top 84%)12190(Top 84%)12190(Top 630%)
25.2M25.20 mi0.35 mi23484+2713603+1913603+1920878(Top 82%)11905(Top 82%)11905(Top 615%)
Finish26.22 mi1.02 mi23507-2313610-713610-723765(Top 93%)13432(Top 92%)13432(Top 694%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

24688

Males

14259

M50-54

14259

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

24827

Males

14314

M50-54

14314

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

24688

Males

14259

M50-54

14259

15K→20K

9.3 - 12.4 mi

Top 91%
×5stories
+106ft-86ft

Overall

23364

Males

13676

M50-54

13676

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

23922

Males

13866

M50-54

13866

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

23045

Males

13440

M50-54

13440

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

22511

Males

13057

M50-54

13057

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

21464

Males

12433

M50-54

12433

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

19792

Males

11540

M50-54

11540

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

20512

Males

11878

M50-54

11878

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

20970

Males

12058

M50-54

12058

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

20916

Males

11984

M50-54

11984

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21418

Males

12190

M50-54

12190

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20878

Males

11905

M50-54

11905

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

23765

Males

13432

M50-54

13432

Passing Analysis

Category:
Athletes Passed
1992
Passed By
121
Net Change
+1871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25378
5K10K2039+194#25378#25184
10K15K15314+139#25184#25045
15K20K3110+311#25045#24734
20KHalf344+30#24734#24704
Half25K2403+237#24704#24467
25K30K3185+313#24467#24154
30K20M1412+139#24154#24015
20M21M1660+166#24015#23849
21M35K811+80#23849#23769
35K23M1329+123#23769#23646
23M24M777+70#23646#23576
24M40K7712+65#23576#23511
40K25.2M314+27#23511#23484
25.2MFinish2851-23#23484#23507
TOTALS1992121+1871
📊

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