James Niederjohn

Bib: 13244M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 47%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:23
Rank: #17879
Start5K
25:23 | 8:10/mi
10K· 6.21 mi
51:15
Rank: #18277 (-398)
5K10K
25:52 | 8:20/mi
15K· 9.32 mi
1:16:43
Rank: #17963 (+314)
10K15K
25:28 | 8:12/mi
20K· 12.43 mi
1:42:30
Rank: #17662 (+301)
15K20K
25:47 | 8:18/mi
Half· 13.11 mi
1:47:55
Rank: #17542 (+120)
20KHalf
5:25 | 7:56/mi
25K· 15.53 mi
2:07:41
Rank: #17065 (+477)
Half25K
19:46 | 8:09/mi
30K· 18.64 mi
2:32:41
Rank: #16153 (+912)
25K30K
25:00 | 8:03/mi
20M
2:43:36
Rank: #15697 (+456)
30K20M
10:55 | 8:02/mi
21M
2:51:44
Rank: #15229 (+468)
20M21M
8:08 | 8:08/mi
35K· 21.75 mi
2:57:25
Rank: #15005 (+224)
21M35K
5:41 | 7:36/mi
23M
3:07:14
Rank: #14601 (+404)
35K23M
9:49 | 7:50/mi
24M
3:14:48
Rank: #14312 (+289)
23M24M
7:34 | 7:34/mi
40K· 24.85 mi
3:21:22
Rank: #14064 (+248)
24M40K
6:34 | 7:41/mi
25.2M
3:24:04
Rank: #13867 (+197)
40K25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:30:56
Rank: #13457 (+410)
25.2MFinish
6:52 | 6:44/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 Half
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:43:01
Pace7:52 /mi
📊Negative Split: 4.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1225:238:1025:23
8:10
-
10K
6.21 mi11:22:0451:158:1525:52
8:20
+0:10
15K
9.32 mi11:47:321:16:438:1425:28
8:12
-0:08
20K
12.43 mi12:13:191:42:308:1525:47
8:18
+0:06
Half
13.11 mi12:18:441:47:558:145:25
7:56
-0:22
25K
15.53 mi12:38:302:07:418:1319:46
8:09
+0:13
30K
18.64 mi13:03:302:32:418:1125:00
8:03
-0:06
20M
20.00 mi13:14:252:43:368:1110:55
8:02
-0:01
21M
21.00 mi13:22:332:51:448:118:08
8:08
+0:06
35K
21.75 mi13:28:142:57:258:095:41
7:36
-0:32
23M
23.00 mi13:38:033:07:148:089:49
7:50
+0:14
24M
24.00 mi13:45:373:14:488:077:34
7:34
-0:16
40K
24.85 mi13:52:113:21:228:066:34
7:41
+0:07
25.2M
25.20 mi13:54:533:24:048:062:42
7:50
+0:09
Finish
26.22 mi14:01:453:30:568:036:52
6:44
-1:06

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

6:44 /mi

Average Pace

8:03 /mi

Slowest Pace

8:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

39:12

19% of race

Time at Steady Pace

2:00:05

57% of race

Time at Slower Pace

51:39

24% of race

Average Pace: 8:03 /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 mi10:56:1225:238:1025:23
8:10
#17879
10K
6.21 mi11:22:0451:158:1525:52
8:20
#18277
15K
9.32 mi11:47:321:16:438:1425:28
8:12
#17963
20K
12.43 mi12:13:191:42:308:1525:47
8:18
#17662
Half
13.11 mi12:18:441:47:558:145:25
7:56
#17542
25K
15.53 mi12:38:302:07:418:1319:46
8:09
#17065
30K
18.64 mi13:03:302:32:418:1125:00
8:03
#16153
20M
20.00 mi13:14:252:43:368:1110:55
8:02
#15697
21M
21.00 mi13:22:332:51:448:118:08
8:08
#15229
35K
21.75 mi13:28:142:57:258:095:41
7:36
#15005
23M
23.00 mi13:38:033:07:148:089:49
7:50
#14601
24M
24.00 mi13:45:373:14:488:077:34
7:34
#14312
40K
24.85 mi13:52:113:21:228:066:34
7:41
#14064
25.2M
25.20 mi13:54:533:24:048:062:42
7:50
#13867
Finish
26.22 mi14:01:453:30:568:036:52
6:44
#13457
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi17879115561155617354(Top 61%)11371(Top 71%)11371(Top 570%)
10K6.21 mi3.10 mi18277-39811732-17611732-17618697(Top 66%)11935(Top 74%)11935(Top 598%)
15K9.32 mi3.11 mi17963+31411605+12711605+12717354(Top 61%)11371(Top 71%)11371(Top 570%)
20K12.43 mi3.11 mi17662+30111474+13111474+13116922(Top 60%)11139(Top 69%)11139(Top 558%)
Half13.11 mi0.68 mi17542+12011433+4111433+4115333(Top 54%)10470(Top 65%)10470(Top 525%)
25K15.53 mi2.42 mi17065+47711210+22311210+22314975(Top 53%)10208(Top 63%)10208(Top 511%)
30K18.64 mi3.11 mi16153+91210791+41910791+41911720(Top 41%)8541(Top 53%)8541(Top 428%)
20M20.00 mi1.36 mi15697+45610555+23610555+23610668(Top 38%)7876(Top 49%)7876(Top 395%)
21M21.00 mi1.00 mi15229+46810327+22810327+2288169(Top 29%)6362(Top 40%)6362(Top 319%)
35K21.75 mi0.75 mi15005+22410222+10510222+1059327(Top 33%)7033(Top 44%)7033(Top 352%)
23M23.00 mi1.25 mi14601+40410010+21210010+2128877(Top 31%)6665(Top 41%)6665(Top 334%)
24M24.00 mi1.00 mi14312+2899854+1569854+1568166(Top 29%)6224(Top 39%)6224(Top 312%)
40K24.85 mi0.85 mi14064+2489712+1429712+1427962(Top 28%)5982(Top 37%)5982(Top 300%)
25.2M25.20 mi0.35 mi13867+1979596+1169596+1165069(Top 18%)4186(Top 26%)4186(Top 210%)
Finish26.22 mi1.02 mi13457+4109410+1869410+1864149(Top 15%)3552(Top 22%)3552(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17354

Males

11371

M50-54

11371

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

18697

Males

11935

M50-54

11935

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17354

Males

11371

M50-54

11371

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

16922

Males

11139

M50-54

11139

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

15333

Males

10470

M50-54

10470

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14975

Males

10208

M50-54

10208

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11720

Males

8541

M50-54

8541

30K→20M

18.6 - 20.0 mi

Top 38%
×5stories
+64ft-50ft

Overall

10668

Males

7876

M50-54

7876

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

8169

Males

6362

M50-54

6362

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

9327

Males

7033

M50-54

7033

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8877

Males

6665

M50-54

6665

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8166

Males

6224

M50-54

6224

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7962

Males

5982

M50-54

5982

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5069

Males

4186

M50-54

4186

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4149

Males

3552

M50-54

3552

Passing Analysis

Category:
Athletes Passed
5102
Passed By
680
Net Change
+4422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17879
5K10K141539-398#17879#18277
10K15K37157+314#18277#17963
15K20K36766+301#17963#17662
20KHalf1244+120#17662#17542
Half25K4858+477#17542#17065
25K30K9120+912#17065#16153
30K20M4582+456#16153#15697
20M21M4680+468#15697#15229
21M35K2251+224#15229#15005
35K23M4051+404#15005#14601
23M24M2901+289#14601#14312
24M40K2491+248#14312#14064
40K25.2M1970+197#14064#13867
25.2MFinish4100+410#13867#13457
TOTALS5102680+4422
📊

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