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BOSTON MARATHON 2024

James Gronquist

Bib: 19090•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:20
Rank: #15727
Start → 5K
25:20 | 8:09/mi
10K· 6.21 mi
50:56
Rank: #15735 (-8)
5K → 10K
25:36 | 8:14/mi
15K· 9.32 mi
1:18:15
Rank: #16466 (-731)
10K → 15K
27:19 | 8:48/mi
20K· 12.43 mi
1:44:38
Rank: #15935 (+531)
15K → 20K
26:23 | 8:30/mi
Half· 13.11 mi
1:50:15
Rank: #15850 (+85)
20K → Half
5:37 | 8:14/mi
25K· 15.53 mi
2:12:15
Rank: #15816 (+34)
Half → 25K
22:00 | 9:04/mi
30K· 18.64 mi
2:41:35
Rank: #15714 (+102)
25K → 30K
29:20 | 9:26/mi
20M
2:53:26
Rank: #15349 (+365)
30K → 20M
11:51 | 8:43/mi
21M
3:02:58
Rank: #15080 (+269)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
3:09:29
Rank: #14955 (+125)
21M → 35K
6:31 | 8:43/mi
23M
3:20:22
Rank: #14609 (+346)
35K → 23M
10:53 | 8:42/mi
24M
3:28:37
Rank: #14277 (+332)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:35:51
Rank: #14024 (+253)
24M → 40K
7:14 | 8:28/mi
25.2M
3:39:11
Rank: #13934 (+90)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:47:08
Rank: #13616 (+318)
25.2M → Finish
7:57 | 7:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:15
Pace8:25 /mi
2nd Half
Distance13.11 mi
Time1:56:53
Pace8:55 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5025:208:0925:20
8:09
-
10K
6.21 mi11:44:2650:568:1225:36
8:14
+0:05
15K
9.32 mi12:11:451:18:158:2427:19
8:48
+0:34
20K
12.43 mi12:38:081:44:388:2526:23
8:30
-0:18
Half
13.11 mi12:43:451:50:158:255:37
8:14
-0:16
25K
15.53 mi13:05:452:12:158:3122:00
9:04
+0:50
30K
18.64 mi13:35:052:41:358:4029:20
9:26
+0:22
20M
20.00 mi13:46:562:53:268:4011:51
8:43
-0:43
21M
21.00 mi13:56:283:02:588:439:32
9:32
+0:49
35K
21.75 mi14:02:593:09:298:436:31
8:43
-0:49
23M
23.00 mi14:13:523:20:228:4310:53
8:42
-0:01
24M
24.00 mi14:22:073:28:378:428:15
8:15
-0:27
40K
24.85 mi14:29:213:35:518:417:14
8:28
+0:13
25.2M
25.20 mi14:32:413:39:118:423:20
9:40
+1:12
Finish
26.22 mi14:40:383:47:088:407:57
7:48
-1:52

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

7:48 /mi

Average Pace

8:40 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:45

32% of race

Time at Steady Pace

1:30:11

40% of race

Time at Slower Pace

1:04:12

28% of race

Average Pace: 8:40 /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 mi11:18:5025:208:0925:20
8:09
#15727
10K
6.21 mi11:44:2650:568:1225:36
8:14
#15735
15K
9.32 mi12:11:451:18:158:2427:19
8:48
#16466
20K
12.43 mi12:38:081:44:388:2526:23
8:30
#15935
Half
13.11 mi12:43:451:50:158:255:37
8:14
#15850
25K
15.53 mi13:05:452:12:158:3122:00
9:04
#15816
30K
18.64 mi13:35:052:41:358:4029:20
9:26
#15714
20M
20.00 mi13:46:562:53:268:4011:51
8:43
#15349
21M
21.00 mi13:56:283:02:588:439:32
9:32
#15080
35K
21.75 mi14:02:593:09:298:436:31
8:43
#14955
23M
23.00 mi14:13:523:20:228:4310:53
8:42
#14609
24M
24.00 mi14:22:073:28:378:428:15
8:15
#14277
40K
24.85 mi14:29:213:35:518:417:14
8:28
#14024
25.2M
25.20 mi14:32:413:39:118:423:20
9:40
#13934
Finish
26.22 mi14:40:383:47:088:407:57
7:48
#13616
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15727102831028317927(Top 70%)11210(Top 77%)11210(Top 733%)
10K6.21 mi3.10 mi15735-810320-3710320-3715761(Top 62%)10341(Top 71%)10341(Top 676%)
15K9.32 mi3.11 mi16466-73110593-27310593-27317927(Top 70%)11210(Top 77%)11210(Top 733%)
20K12.43 mi3.11 mi15935+53110361+23210361+23214757(Top 58%)9853(Top 68%)9853(Top 644%)
Half13.11 mi0.68 mi15850+8510320+4110320+4114155(Top 55%)9556(Top 66%)9556(Top 625%)
25K15.53 mi2.42 mi15816+3410279+4110279+4115823(Top 62%)10169(Top 70%)10169(Top 665%)
30K18.64 mi3.11 mi15714+10210180+9910180+9915215(Top 60%)9650(Top 66%)9650(Top 631%)
20M20.00 mi1.36 mi15349+3659984+1969984+19610649(Top 42%)7345(Top 50%)7345(Top 480%)
21M21.00 mi1.00 mi15080+2699827+1579827+15710980(Top 43%)7221(Top 50%)7221(Top 472%)
35K21.75 mi0.75 mi14955+1259743+849743+8411850(Top 46%)7618(Top 52%)7618(Top 498%)
23M23.00 mi1.25 mi14609+3469532+2119532+2119514(Top 37%)6363(Top 44%)6363(Top 416%)
24M24.00 mi1.00 mi14277+3329358+1749358+1748033(Top 31%)5521(Top 38%)5521(Top 361%)
40K24.85 mi0.85 mi14024+2539210+1489210+1488149(Top 32%)5479(Top 38%)5479(Top 358%)
25.2M25.20 mi0.35 mi13934+909148+629148+629436(Top 37%)6067(Top 42%)6067(Top 397%)
Finish26.22 mi1.02 mi13616+3188979+1698979+1697358(Top 29%)5070(Top 35%)5070(Top 332%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

17927

Males

11210

M55-59

11210

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

15761

Males

10341

M55-59

10341

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

17927

Males

11210

M55-59

11210

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

14757

Males

9853

M55-59

9853

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14155

Males

9556

M55-59

9556

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

15823

Males

10169

M55-59

10169

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15215

Males

9650

M55-59

9650

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

10649

Males

7345

M55-59

7345

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

10980

Males

7221

M55-59

7221

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

11850

Males

7618

M55-59

7618

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9514

Males

6363

M55-59

6363

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8033

Males

5521

M55-59

5521

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8149

Males

5479

M55-59

5479

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9436

Males

6067

M55-59

6067

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7358

Males

5070

M55-59

5070

Passing Analysis

Category:
Athletes Passed
3673
Passed By
1562
Net Change
+2111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15727
5K → 10K277285-8#15727#15735
10K → 15K70801-731#15735#16466
15K → 20K57241+531#16466#15935
20K → Half916+85#15935#15850
Half → 25K225191+34#15850#15816
25K → 30K294192+102#15816#15714
30K → 20M3683+365#15714#15349
20M → 21M28011+269#15349#15080
21M → 35K13813+125#15080#14955
35K → 23M3493+346#14955#14609
23M → 24M3342+332#14609#14277
24M → 40K2552+253#14277#14024
40K → 25.2M977+90#14024#13934
25.2M → Finish3235+318#13934#13616
TOTALS36731562+2111
📊

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