James Gronquist

Bib: 19093M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:32
Rank: #19800
Start5K
27:32 | 8:52/mi
10K· 6.21 mi
56:03
Rank: #20716 (-916)
5K10K
28:31 | 9:11/mi
15K· 9.32 mi
1:23:36
Rank: #20430 (+286)
10K15K
27:33 | 8:52/mi
20K· 12.43 mi
1:50:26
Rank: #19789 (+641)
15K20K
26:50 | 8:38/mi
Half· 13.11 mi
1:56:12
Rank: #19674 (+115)
20KHalf
5:46 | 8:27/mi
25K· 15.53 mi
2:17:14
Rank: #19282 (+392)
Half25K
21:02 | 8:41/mi
30K· 18.64 mi
2:44:59
Rank: #18842 (+440)
25K30K
27:45 | 8:56/mi
20M
2:57:08
Rank: #18648 (+194)
30K20M
12:09 | 8:56/mi
21M
3:06:46
Rank: #18510 (+138)
20M21M
9:38 | 9:38/mi
35K· 21.75 mi
3:13:15
Rank: #18405 (+105)
21M35K
6:29 | 8:40/mi
23M
3:24:21
Rank: #18227 (+178)
35K23M
11:06 | 8:52/mi
24M
3:32:56
Rank: #18106 (+121)
23M24M
8:35 | 8:35/mi
40K· 24.85 mi
3:40:23
Rank: #17990 (+116)
24M40K
7:27 | 8:43/mi
25.2M
3:43:39
Rank: #17931 (+59)
40K25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:52:25
Rank: #17857 (+74)
25.2MFinish
8:46 | 8:36/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:56:12
Pace8:52 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:56:13
Pace8:52 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5427:328:5227:32
8:52
-
10K
6.21 mi11:52:2556:039:0128:31
9:11
+0:19
15K
9.32 mi12:19:581:23:368:5827:33
8:52
-0:19
20K
12.43 mi12:46:481:50:268:5326:50
8:38
-0:14
Half
13.11 mi12:52:341:56:128:525:46
8:27
-0:11
25K
15.53 mi13:13:362:17:148:5021:02
8:41
+0:14
30K
18.64 mi13:41:212:44:598:5127:45
8:56
+0:15
20M
20.00 mi13:53:302:57:088:5112:09
8:56
0:00
21M
21.00 mi14:03:083:06:468:549:38
9:38
+0:42
35K
21.75 mi14:09:373:13:158:536:29
8:40
-0:58
23M
23.00 mi14:20:433:24:218:5311:06
8:52
+0:12
24M
24.00 mi14:29:183:32:568:528:35
8:35
-0:17
40K
24.85 mi14:36:453:40:238:527:27
8:43
+0:08
25.2M
25.20 mi14:40:013:43:398:533:16
9:28
+0:45
Finish
26.22 mi14:48:473:52:258:528:46
8:36
-0:52

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

8:27 /mi

Average Pace

8:52 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:39:31

94% of race

Time at Steady Pace

12:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:52 /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 mi11:23:5427:328:5227:32
8:52
#19800
10K
6.21 mi11:52:2556:039:0128:31
9:11
#20716
15K
9.32 mi12:19:581:23:368:5827:33
8:52
#20430
20K
12.43 mi12:46:481:50:268:5326:50
8:38
#19789
Half
13.11 mi12:52:341:56:128:525:46
8:27
#19674
25K
15.53 mi13:13:362:17:148:5021:02
8:41
#19282
30K
18.64 mi13:41:212:44:598:5127:45
8:56
#18842
20M
20.00 mi13:53:302:57:088:5112:09
8:56
#18648
21M
21.00 mi14:03:083:06:468:549:38
9:38
#18510
35K
21.75 mi14:09:373:13:158:536:29
8:40
#18405
23M
23.00 mi14:20:433:24:218:5311:06
8:52
#18227
24M
24.00 mi14:29:183:32:568:528:35
8:35
#18106
40K
24.85 mi14:36:453:40:238:527:27
8:43
#17990
25.2M
25.20 mi14:40:013:43:398:533:16
9:28
#17931
Finish
26.22 mi14:48:473:52:258:528:46
8:36
#17857
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19800120891208919867(Top 75%)12234(Top 81%)12234(Top 860%)
10K6.21 mi3.10 mi20716-91612541-45212541-45221549(Top 81%)12954(Top 85%)12954(Top 911%)
15K9.32 mi3.11 mi20430+28612431+11012431+11019867(Top 75%)12234(Top 81%)12234(Top 860%)
20K12.43 mi3.11 mi19789+64112168+26312168+26317712(Top 67%)11343(Top 75%)11343(Top 798%)
Half13.11 mi0.68 mi19674+11512129+3912129+3917431(Top 65%)11265(Top 74%)11265(Top 792%)
25K15.53 mi2.42 mi19282+39211968+16111968+16117237(Top 65%)11084(Top 73%)11084(Top 779%)
30K18.64 mi3.11 mi18842+44011769+19911769+19916826(Top 63%)10844(Top 71%)10844(Top 763%)
20M20.00 mi1.36 mi18648+19411670+9911670+9916223(Top 61%)10507(Top 69%)10507(Top 739%)
21M21.00 mi1.00 mi18510+13811608+6211608+6216570(Top 62%)10601(Top 70%)10601(Top 745%)
35K21.75 mi0.75 mi18405+10511547+6111547+6116225(Top 61%)10387(Top 68%)10387(Top 730%)
23M23.00 mi1.25 mi18227+17811462+8511462+8515353(Top 58%)9969(Top 66%)9969(Top 701%)
24M24.00 mi1.00 mi18106+12111394+6811394+6814960(Top 56%)9738(Top 64%)9738(Top 685%)
40K24.85 mi0.85 mi17990+11611336+5811336+5814575(Top 55%)9500(Top 63%)9500(Top 668%)
25.2M25.20 mi0.35 mi17931+5911312+2411312+2415040(Top 56%)9716(Top 64%)9716(Top 683%)
Finish26.22 mi1.02 mi17857+7411274+3811274+3815984(Top 60%)10170(Top 67%)10170(Top 715%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21stories
+97ft-345ft

Overall

19867

Males

12234

M55-59

12234

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21549

Males

12954

M55-59

12954

10K→15K

6.2 - 9.3 mi

Top 75%
×3stories
+67ft-78ft

Overall

19867

Males

12234

M55-59

12234

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17712

Males

11343

M55-59

11343

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17431

Males

11265

M55-59

11265

Half→25K

13.1 - 15.5 mi

Top 65%
×4stories
+66ft-88ft

Overall

17237

Males

11084

M55-59

11084

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16826

Males

10844

M55-59

10844

30K→20M

18.6 - 20.0 mi

Top 61%
×5stories
+64ft-50ft

Overall

16223

Males

10507

M55-59

10507

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

16570

Males

10601

M55-59

10601

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16225

Males

10387

M55-59

10387

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15353

Males

9969

M55-59

9969

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14960

Males

9738

M55-59

9738

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14575

Males

9500

M55-59

9500

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15040

Males

9716

M55-59

9716

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

15984

Males

10170

M55-59

10170

Passing Analysis

Category:
Athletes Passed
3116
Passed By
1173
Net Change
+1943
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19800
5K10K52968-916#19800#20716
10K15K34660+286#20716#20430
15K20K6498+641#20430#19789
20KHalf1183+115#19789#19674
Half25K3997+392#19674#19282
25K30K45616+440#19282#18842
30K20M20915+194#18842#18648
20M21M17032+138#18648#18510
21M35K1127+105#18510#18405
35K23M19315+178#18405#18227
23M24M1309+121#18227#18106
24M40K1226+116#18106#17990
40K25.2M623+59#17990#17931
25.2MFinish9824+74#17931#17857
TOTALS31161173+1943
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing