Boston Marathon logo
BOSTON MARATHON 2024

Brian Glass

Bib: 5364•M

PA

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 (M45-49)
#0 / 2218
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:57
Rank: #7426
Start → 5K
21:57 | 7:04/mi
10K· 6.21 mi
44:24
Rank: #7734 (-308)
5K → 10K
22:27 | 7:14/mi
15K· 9.32 mi
1:06:57
Rank: #7761 (-27)
10K → 15K
22:33 | 7:15/mi
20K· 12.43 mi
1:29:23
Rank: #7382 (+379)
15K → 20K
22:26 | 7:13/mi
Half· 13.11 mi
1:34:22
Rank: #7391 (-9)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:51:56
Rank: #6970 (+421)
Half → 25K
17:34 | 7:15/mi
30K· 18.64 mi
2:14:44
Rank: #6336 (+634)
25K → 30K
22:48 | 7:20/mi
20M
2:24:47
Rank: #6041 (+295)
30K → 20M
10:03 | 7:24/mi
21M
2:32:26
Rank: #5722 (+319)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:37:28
Rank: #5490 (+232)
21M → 35K
5:02 | 6:44/mi
23M
2:46:25
Rank: #5144 (+346)
35K → 23M
8:57 | 7:09/mi
24M
2:53:28
Rank: #4917 (+227)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:59:37
Rank: #4744 (+173)
24M → 40K
6:09 | 7:12/mi
25.2M
3:02:17
Rank: #4649 (+95)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:08:49
Rank: #4408 (+241)
25.2M → Finish
6:32 | 6:25/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⚖️ Balanced
Distance13.11 mi
Time1:34:22
Pace7:12 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:34:27
Pace7:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1521:577:0421:57
7:04
-
10K
6.21 mi10:48:4244:247:0922:27
7:14
+0:10
15K
9.32 mi11:11:151:06:577:1122:33
7:15
+0:01
20K
12.43 mi11:33:411:29:237:1222:26
7:13
-0:02
Half
13.11 mi11:38:401:34:227:124:59
7:18
+0:05
25K
15.53 mi11:56:141:51:567:1217:34
7:15
-0:03
30K
18.64 mi12:19:022:14:447:1422:48
7:20
+0:05
20M
20.00 mi12:29:052:24:477:1410:03
7:24
+0:04
21M
21.00 mi12:36:442:32:267:167:39
7:39
+0:15
35K
21.75 mi12:41:462:37:287:145:02
6:44
-0:55
23M
23.00 mi12:50:432:46:257:148:57
7:09
+0:25
24M
24.00 mi12:57:462:53:287:147:03
7:03
-0:06
40K
24.85 mi13:03:552:59:377:146:09
7:12
+0:09
25.2M
25.20 mi13:06:353:02:177:142:40
7:44
+0:32
Finish
26.22 mi13:13:073:08:497:126:32
6:25
-1:19

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

6:25 /mi

Average Pace

7:12 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:34

21% of race

Time at Steady Pace

2:07:53

68% of race

Time at Slower Pace

20:22

11% of race

Average Pace: 7:12 /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 mi10:26:1521:577:0421:57
7:04
#7426
10K
6.21 mi10:48:4244:247:0922:27
7:14
#7734
15K
9.32 mi11:11:151:06:577:1122:33
7:15
#7761
20K
12.43 mi11:33:411:29:237:1222:26
7:13
#7382
Half
13.11 mi11:38:401:34:227:124:59
7:18
#7391
25K
15.53 mi11:56:141:51:567:1217:34
7:15
#6970
30K
18.64 mi12:19:022:14:447:1422:48
7:20
#6336
20M
20.00 mi12:29:052:24:477:1410:03
7:24
#6041
21M
21.00 mi12:36:442:32:267:167:39
7:39
#5722
35K
21.75 mi12:41:462:37:287:145:02
6:44
#5490
23M
23.00 mi12:50:432:46:257:148:57
7:09
#5144
24M
24.00 mi12:57:462:53:287:147:03
7:03
#4917
40K
24.85 mi13:03:552:59:377:146:09
7:12
#4744
25.2M
25.20 mi13:06:353:02:177:142:40
7:44
#4649
Finish
26.22 mi13:13:073:08:497:126:32
6:25
#4408
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7426643764377865(Top 31%)6644(Top 46%)6644(Top 300%)
10K6.21 mi3.10 mi7734-3086619-1826619-1828093(Top 32%)6790(Top 47%)6790(Top 306%)
15K9.32 mi3.11 mi7761-276616+36616+37865(Top 31%)6644(Top 46%)6644(Top 300%)
20K12.43 mi3.11 mi7382+3796345+2716345+2716501(Top 25%)5653(Top 39%)5653(Top 255%)
Half13.11 mi0.68 mi7391-96344+16344+17595(Top 30%)6341(Top 43%)6341(Top 286%)
25K15.53 mi2.42 mi6970+4216031+3136031+3135541(Top 22%)4868(Top 33%)4868(Top 219%)
30K18.64 mi3.11 mi6336+6345543+4885543+4884374(Top 17%)3893(Top 27%)3893(Top 176%)
20M20.00 mi1.36 mi6041+2955291+2525291+2523914(Top 15%)3487(Top 24%)3487(Top 157%)
21M21.00 mi1.00 mi5722+3195037+2545037+2542999(Top 12%)2700(Top 19%)2700(Top 122%)
35K21.75 mi0.75 mi5490+2324845+1924845+1922039(Top 8%)1886(Top 13%)1886(Top 85%)
23M23.00 mi1.25 mi5144+3464566+2794566+2792413(Top 9%)2177(Top 15%)2177(Top 98%)
24M24.00 mi1.00 mi4917+2274374+1924374+1922507(Top 10%)2231(Top 15%)2231(Top 101%)
40K24.85 mi0.85 mi4744+1734219+1554219+1552474(Top 10%)2170(Top 15%)2170(Top 98%)
25.2M25.20 mi0.35 mi4649+954131+884131+882030(Top 8%)1798(Top 12%)1798(Top 81%)
Finish26.22 mi1.02 mi4408+2413929+2023929+2021169(Top 5%)1071(Top 7%)1071(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

7865

Males

6644

M45-49

6644

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8093

Males

6790

M45-49

6790

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

7865

Males

6644

M45-49

6644

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6501

Males

5653

M45-49

5653

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7595

Males

6341

M45-49

6341

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5541

Males

4868

M45-49

4868

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4374

Males

3893

M45-49

3893

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3914

Males

3487

M45-49

3487

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

2999

Males

2700

M45-49

2700

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2039

Males

1886

M45-49

1886

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2413

Males

2177

M45-49

2177

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2507

Males

2231

M45-49

2231

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2474

Males

2170

M45-49

2170

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2030

Males

1798

M45-49

1798

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1169

Males

1071

M45-49

1071

Passing Analysis

Category:
Athletes Passed
3683
Passed By
665
Net Change
+3018
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7426
5K → 10K91399-308#7426#7734
10K → 15K153180-27#7734#7761
15K → 20K40223+379#7761#7382
20K → Half2938-9#7382#7391
Half → 25K43413+421#7391#6970
25K → 30K6384+634#6970#6336
30K → 20M2972+295#6336#6041
20M → 21M3212+319#6041#5722
21M → 35K2320+232#5722#5490
35K → 23M3471+346#5490#5144
23M → 24M2292+227#5144#4917
24M → 40K1741+173#4917#4744
40K → 25.2M950+95#4744#4649
25.2M → Finish2410+241#4649#4408
TOTALS3683665+3018
📊

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