Boston Marathon logo
BOSTON MARATHON 2024

Robert Spies

Bib: 5338•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 26%
Gender (Male)
#0 / 14578
Top 38%
Masters (Masters Men)
#0 / 9729
Top 27%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #5926
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:40
Rank: #5931 (-5)
5K → 10K
21:26 | 6:54/mi
15K· 9.32 mi
1:03:57
Rank: #5671 (+260)
10K → 15K
21:17 | 6:51/mi
20K· 12.43 mi
1:25:35
Rank: #5468 (+203)
15K → 20K
21:38 | 6:58/mi
Half· 13.11 mi
1:30:14
Rank: #5414 (+54)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:48:12
Rank: #5509 (-95)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:13:53
Rank: #6057 (-548)
25K → 30K
25:41 | 8:16/mi
20M
2:24:49
Rank: #6054 (+3)
30K → 20M
10:56 | 8:03/mi
21M
2:34:11
Rank: #6218 (-164)
20M → 21M
9:22 | 9:22/mi
35K· 21.75 mi
2:39:57
Rank: #6153 (+65)
21M → 35K
5:46 | 7:42/mi
23M
2:51:28
Rank: #6414 (-261)
35K → 23M
11:31 | 9:12/mi
24M
2:59:43
Rank: #6415 (-1)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:08:13
Rank: #6755 (-340)
24M → 40K
8:30 | 9:56/mi
25.2M
3:11:17
Rank: #6727 (+28)
40K → 25.2M
3:04 | 8:54/mi
Finish· 26.22 mi
3:19:26
Rank: #6764 (-37)
25.2M → Finish
8:09 | 8:00/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
Time1:30:14
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:49:12
Pace8:20 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:4921:146:5021:14
6:50
-
10K
6.21 mi10:47:1542:406:5221:26
6:54
+0:04
15K
9.32 mi11:08:321:03:576:5221:17
6:51
-0:03
20K
12.43 mi11:30:101:25:356:5321:38
6:58
+0:07
Half
13.11 mi11:34:491:30:146:534:39
6:49
-0:09
25K
15.53 mi11:52:471:48:126:5817:58
7:25
+0:36
30K
18.64 mi12:18:282:13:537:1125:41
8:16
+0:51
20M
20.00 mi12:29:242:24:497:1410:56
8:03
-0:13
21M
21.00 mi12:38:462:34:117:219:22
9:22
+1:19
35K
21.75 mi12:44:322:39:577:215:46
7:42
-1:40
23M
23.00 mi12:56:032:51:287:2711:31
9:12
+1:30
24M
24.00 mi13:04:182:59:437:298:15
8:15
-0:57
40K
24.85 mi13:12:483:08:137:348:30
9:56
+1:41
25.2M
25.20 mi13:15:523:11:177:353:04
8:54
-1:02
Finish
26.22 mi13:24:013:19:267:378:09
8:00
-0:54

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

6:49 /mi

Average Pace

7:37 /mi

Slowest Pace

9:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:12

54% of race

Time at Steady Pace

58:47

29% of race

Time at Slower Pace

32:27

16% of race

Average Pace: 7:36 /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 mi10:25:4921:146:5021:14
6:50
#5926
10K
6.21 mi10:47:1542:406:5221:26
6:54
#5931
15K
9.32 mi11:08:321:03:576:5221:17
6:51
#5671
20K
12.43 mi11:30:101:25:356:5321:38
6:58
#5468
Half
13.11 mi11:34:491:30:146:534:39
6:49
#5414
25K
15.53 mi11:52:471:48:126:5817:58
7:25
#5509
30K
18.64 mi12:18:282:13:537:1125:41
8:16
#6057
20M
20.00 mi12:29:242:24:497:1410:56
8:03
#6054
21M
21.00 mi12:38:462:34:117:219:22
9:22
#6218
35K
21.75 mi12:44:322:39:577:215:46
7:42
#6153
23M
23.00 mi12:56:032:51:287:2711:31
9:12
#6414
24M
24.00 mi13:04:182:59:437:298:15
8:15
#6415
40K
24.85 mi13:12:483:08:137:348:30
9:56
#6755
25.2M
25.20 mi13:15:523:11:177:353:04
8:54
#6727
Finish
26.22 mi13:24:013:19:267:378:09
8:00
#6764
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5926539153915201(Top 20%)4767(Top 33%)4767(Top 237%)
10K6.21 mi3.10 mi5931-55378+135378+135990(Top 23%)5403(Top 37%)5403(Top 269%)
15K9.32 mi3.11 mi5671+2605181+1975181+1975201(Top 20%)4767(Top 33%)4767(Top 237%)
20K12.43 mi3.11 mi5468+2034991+1904991+1905023(Top 20%)4591(Top 31%)4591(Top 229%)
Half13.11 mi0.68 mi5414+544954+374954+374659(Top 18%)4297(Top 29%)4297(Top 214%)
25K15.53 mi2.42 mi5509-955011-575011-576465(Top 25%)5490(Top 38%)5490(Top 273%)
30K18.64 mi3.11 mi6057-5485340-3295340-3299366(Top 37%)6948(Top 48%)6948(Top 346%)
20M20.00 mi1.36 mi6054+35299+415299+417018(Top 27%)5448(Top 37%)5448(Top 271%)
21M21.00 mi1.00 mi6218-1645385-865385-8610229(Top 40%)6853(Top 47%)6853(Top 341%)
35K21.75 mi0.75 mi6153+655315+705315+706121(Top 24%)4749(Top 33%)4749(Top 236%)
23M23.00 mi1.25 mi6414-2615452-1375452-13712105(Top 47%)7611(Top 52%)7611(Top 379%)
24M24.00 mi1.00 mi6415-15416+365416+368011(Top 31%)5499(Top 38%)5499(Top 274%)
40K24.85 mi0.85 mi6755-3405581-1655581-16514765(Top 58%)8820(Top 61%)8820(Top 439%)
25.2M25.20 mi0.35 mi6727+285546+355546+356031(Top 24%)4290(Top 29%)4290(Top 214%)
Finish26.22 mi1.02 mi6764-375538+85538+88488(Top 33%)5647(Top 39%)5647(Top 281%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5201

Males

4767

M40-44

4767

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

5990

Males

5403

M40-44

5403

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5201

Males

4767

M40-44

4767

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5023

Males

4591

M40-44

4591

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4659

Males

4297

M40-44

4297

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6465

Males

5490

M40-44

5490

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9366

Males

6948

M40-44

6948

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7018

Males

5448

M40-44

5448

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

10229

Males

6853

M40-44

6853

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6121

Males

4749

M40-44

4749

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12105

Males

7611

M40-44

7611

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8011

Males

5499

M40-44

5499

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

14765

Males

8820

M40-44

8820

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6031

Males

4290

M40-44

4290

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8488

Males

5647

M40-44

5647

Passing Analysis

Category:
Athletes Passed
1565
Passed By
2403
Net Change
-838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5926
5K → 10K190195-5#5926#5931
10K → 15K29737+260#5931#5671
15K → 20K26562+203#5671#5468
20K → Half6410+54#5468#5414
Half → 25K124219-95#5414#5509
25K → 30K75623-548#5509#6057
30K → 20M104101+3#6057#6054
20M → 21M64228-164#6054#6218
21M → 35K9732+65#6218#6153
35K → 23M53314-261#6153#6414
23M → 24M8485-1#6414#6415
24M → 40K33373-340#6415#6755
40K → 25.2M5325+28#6755#6727
25.2M → Finish6299-37#6727#6764
TOTALS15652403-838
📊

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