Boston Marathon logo
BOSTON MARATHON 2024

Dan Gritton

Bib: 9880•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 17%
Gender (Male)
#0 / 14578
Top 27%
Masters (Masters Men)
#0 / 9729
Top 15%
Division (M50-54)
#0 / 1935
Top 10%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:59
Rank: #5260
Start → 5K
20:59 | 6:45/mi
10K· 6.21 mi
41:41
Rank: #4624 (+636)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:02:37
Rank: #4462 (+162)
10K → 15K
20:56 | 6:44/mi
20K· 12.43 mi
1:23:39
Rank: #4198 (+264)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:28:10
Rank: #4127 (+71)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:51
Rank: #3987 (+140)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:08:04
Rank: #4221 (-234)
25K → 30K
23:13 | 7:28/mi
20M
2:18:24
Rank: #4233 (-12)
30K → 20M
10:20 | 7:36/mi
21M
2:28:02
Rank: #4590 (-357)
20M → 21M
9:38 | 9:38/mi
35K· 21.75 mi
2:33:33
Rank: #4540 (+50)
21M → 35K
5:31 | 7:22/mi
23M
2:43:29
Rank: #4506 (+34)
35K → 23M
9:56 | 7:56/mi
24M
2:52:07
Rank: #4655 (-149)
23M → 24M
8:38 | 8:38/mi
40K· 24.85 mi
2:59:00
Rank: #4622 (+33)
24M → 40K
6:53 | 8:03/mi
25.2M
3:01:42
Rank: #4527 (+95)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:08:31
Rank: #4344 (+183)
25.2M → Finish
6:49 | 6:41/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
Time1:28:10
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:40:21
Pace7:39 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5620:596:4520:59
6:45
-
10K
6.21 mi11:07:3841:416:4220:42
6:40
-0:05
15K
9.32 mi11:28:341:02:376:4320:56
6:44
+0:04
20K
12.43 mi11:49:361:23:396:4421:02
6:46
+0:02
Half
13.11 mi11:54:071:28:106:444:31
6:37
-0:09
25K
15.53 mi12:10:481:44:516:4516:41
6:53
+0:16
30K
18.64 mi12:34:012:08:046:5223:13
7:28
+0:35
20M
20.00 mi12:44:212:18:246:5510:20
7:36
+0:08
21M
21.00 mi12:53:592:28:027:039:38
9:38
+2:02
35K
21.75 mi12:59:302:33:337:045:31
7:22
-2:16
23M
23.00 mi13:09:262:43:297:069:56
7:56
+0:34
24M
24.00 mi13:18:042:52:077:108:38
8:38
+0:42
40K
24.85 mi13:24:572:59:007:126:53
8:03
-0:35
25.2M
25.20 mi13:27:393:01:427:132:42
7:50
-0:13
Finish
26.22 mi13:34:283:08:317:126:49
6:41
-1:09

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

6:37 /mi

Average Pace

7:12 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:40

59% of race

Time at Steady Pace

39:04

21% of race

Time at Slower Pace

37:47

20% of race

Average Pace: 7:11 /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 mi10:46:5620:596:4520:59
6:45
#5260
10K
6.21 mi11:07:3841:416:4220:42
6:40
#4624
15K
9.32 mi11:28:341:02:376:4320:56
6:44
#4462
20K
12.43 mi11:49:361:23:396:4421:02
6:46
#4198
Half
13.11 mi11:54:071:28:106:444:31
6:37
#4127
25K
15.53 mi12:10:481:44:516:4516:41
6:53
#3987
30K
18.64 mi12:34:012:08:046:5223:13
7:28
#4221
20M
20.00 mi12:44:212:18:246:5510:20
7:36
#4233
21M
21.00 mi12:53:592:28:027:039:38
9:38
#4590
35K
21.75 mi12:59:302:33:337:045:31
7:22
#4540
23M
23.00 mi13:09:262:43:297:069:56
7:56
#4506
24M
24.00 mi13:18:042:52:077:108:38
8:38
#4655
40K
24.85 mi13:24:572:59:007:126:53
8:03
#4622
25.2M
25.20 mi13:27:393:01:427:132:42
7:50
#4527
Finish
26.22 mi13:34:283:08:317:126:49
6:41
#4344
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5260485048504203(Top 16%)3939(Top 27%)3939(Top 204%)
10K6.21 mi3.10 mi4624+6364318+5324318+5324039(Top 16%)3801(Top 26%)3801(Top 196%)
15K9.32 mi3.11 mi4462+1624171+1474171+1474203(Top 16%)3939(Top 27%)3939(Top 204%)
20K12.43 mi3.11 mi4198+2643940+2313940+2313654(Top 14%)3443(Top 24%)3443(Top 178%)
Half13.11 mi0.68 mi4127+713880+603880+603320(Top 13%)3154(Top 22%)3154(Top 163%)
25K15.53 mi2.42 mi3987+1403747+1333747+1333678(Top 14%)3423(Top 23%)3423(Top 177%)
30K18.64 mi3.11 mi4221-2343931-1843931-1844944(Top 19%)4305(Top 30%)4305(Top 222%)
20M20.00 mi1.36 mi4233-123921+103921+104754(Top 19%)4088(Top 28%)4088(Top 211%)
21M21.00 mi1.00 mi4590-3574198-2774198-27711383(Top 45%)7409(Top 51%)7409(Top 383%)
35K21.75 mi0.75 mi4540+504144+544144+544474(Top 18%)3778(Top 26%)3778(Top 195%)
23M23.00 mi1.25 mi4506+344093+514093+515408(Top 21%)4203(Top 29%)4203(Top 217%)
24M24.00 mi1.00 mi4655-1494175-824175-8210181(Top 40%)6611(Top 45%)6611(Top 342%)
40K24.85 mi0.85 mi4622+334125+504125+506021(Top 24%)4342(Top 30%)4342(Top 224%)
25.2M25.20 mi0.35 mi4527+954034+914034+912275(Top 9%)1999(Top 14%)1999(Top 103%)
Finish26.22 mi1.02 mi4344+1833874+1603874+1601973(Top 8%)1733(Top 12%)1733(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4203

Males

3939

M50-54

3939

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4039

Males

3801

M50-54

3801

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4203

Males

3939

M50-54

3939

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3654

Males

3443

M50-54

3443

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3320

Males

3154

M50-54

3154

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3678

Males

3423

M50-54

3423

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4944

Males

4305

M50-54

4305

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4754

Males

4088

M50-54

4088

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11383

Males

7409

M50-54

7409

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4474

Males

3778

M50-54

3778

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5408

Males

4203

M50-54

4203

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10181

Males

6611

M50-54

6611

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6021

Males

4342

M50-54

4342

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2275

Males

1999

M50-54

1999

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

1973

Males

1733

M50-54

1733

Passing Analysis

Category:
Athletes Passed
2274
Passed By
1358
Net Change
+916
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5260
5K → 10K65317+636#5260#4624
10K → 15K21553+162#4624#4462
15K → 20K30036+264#4462#4198
20K → Half721+71#4198#4127
Half → 25K19656+140#4127#3987
25K → 30K131365-234#3987#4221
30K → 20M99111-12#4221#4233
20M → 21M25382-357#4233#4590
21M → 35K8333+50#4590#4540
35K → 23M10268+34#4540#4506
23M → 24M39188-149#4506#4655
24M → 40K7845+33#4655#4622
40K → 25.2M950+95#4622#4527
25.2M → Finish1863+183#4527#4344
TOTALS22741358+916
📊

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