Boston Marathon logo
BOSTON MARATHON 2023

Ted Mumby

Bib: 23531•M

TX

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:51/mi
27:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:56/mi
55:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:03/mi
1:23:21
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:51:56
↑ 106↓ 860.1%
Half· 13.11 mi
9:20/mi
1:58:18
↑ 19↓ 370.5%
25K· 15.53 mi
9:49/mi
2:22:06
↑ 66↓ 880.2%
30K· 18.64 mi
10:35/mi
2:54:58
↑ 181↓ 1480.2%
20M
10:59/mi
3:09:53
↑ 64↓ 500.2%
21M
12:04/mi
3:21:57
↑ 106↓ 241.6%
35K· 21.75 mi
11:03/mi
3:30:13
↑ 17↓ 861.7%
23M
11:25/mi
3:44:31
↑ 23↓ 630.6%
24M
11:16/mi
3:55:47
↓ 821.3%
40K· 24.85 mi
11:36/mi
4:05:42
↓ 200.3%
25.2M
12:17/mi
4:09:56
↑ 13↓ 160.2%
Finish· 26.22 mi
10:47/mi
4:20:55
↑ 22↓ 21

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
Time1:58:18
Pace9:01 /mi
2nd Half
Distance13.11 mi
Time2:22:37
Pace10:53 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:3927:298:5127:29
8:51
-
10K
6.21 mi11:50:2455:148:5327:45
8:56
+0:05
15K
9.32 mi12:18:311:23:218:5728:07
9:03
+0:07
20K
12.43 mi12:47:061:51:569:0028:35
9:12
+0:09
Half
13.11 mi12:53:281:58:189:016:22
9:20
+0:08
25K
15.53 mi13:17:162:22:069:0923:48
9:49
+0:29
30K
18.64 mi13:50:082:54:589:2332:52
10:35
+0:46
20M
20.00 mi14:05:033:09:539:3014:55
10:59
+0:24
21M
21.00 mi14:17:073:21:579:3712:04
12:04
+1:05
35K
21.75 mi14:25:233:30:139:408:16
11:03
-1:01
23M
23.00 mi14:39:413:44:319:4614:18
11:25
+0:22
24M
24.00 mi14:50:573:55:479:4911:16
11:16
-0:09
40K
24.85 mi15:00:524:05:429:539:55
11:36
+0:20
25.2M
25.20 mi15:05:064:09:569:554:14
12:17
+0:41
Finish
26.22 mi15:16:054:20:559:5810:59
10:47
-1:30

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

8:51 /mi

Average Pace

9:58 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:06

54% of race

Time at Steady Pace

1:18:18

30% of race

Time at Slower Pace

40:31

16% of race

Average Pace: 9:57 /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 mi11:22:3927:298:5127:29
8:51
#19716
10K
6.21 mi11:50:2455:148:5327:45
8:56
#20140
15K
9.32 mi12:18:311:23:218:5728:07
9:03
#20305
20K
12.43 mi12:47:061:51:569:0028:35
9:12
#20396
Half
13.11 mi12:53:281:58:189:016:22
9:20
#20466
25K
15.53 mi13:17:162:22:069:0923:48
9:49
#20750
30K
18.64 mi13:50:082:54:589:2332:52
10:35
#21134
20M
20.00 mi14:05:033:09:539:3014:55
10:59
#21258
21M
21.00 mi14:17:073:21:579:3712:04
12:04
#21396
35K
21.75 mi14:25:233:30:139:408:16
11:03
#21493
23M
23.00 mi14:39:413:44:319:4614:18
11:25
#21634
24M
24.00 mi14:50:573:55:479:4911:16
11:16
#21763
40K
24.85 mi15:00:524:05:429:539:55
11:36
#21830
25.2M
25.20 mi15:05:064:09:569:554:14
12:17
#21857
Finish
26.22 mi15:16:054:20:559:5810:59
10:47
#21926
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19716120541205420728(Top 78%)12630(Top 83%)12630(Top 2301%)
10K6.21 mi3.10 mi20140-42412274-22012274-22020586(Top 77%)12540(Top 83%)12540(Top 2284%)
15K9.32 mi3.11 mi20305-16512378-10412378-10420728(Top 78%)12630(Top 83%)12630(Top 2301%)
20K12.43 mi3.11 mi20396-9112434-5612434-5620573(Top 77%)12562(Top 83%)12562(Top 2288%)
Half13.11 mi0.68 mi20466-7012470-3612470-3621614(Top 81%)13019(Top 86%)13019(Top 2371%)
25K15.53 mi2.42 mi20750-28412607-13712607-13721773(Top 82%)13041(Top 86%)13041(Top 2375%)
30K18.64 mi3.11 mi21134-38412762-15512762-15522363(Top 84%)13233(Top 87%)13233(Top 2410%)
20M20.00 mi1.36 mi21258-12412788-2612788-2622661(Top 85%)13300(Top 88%)13300(Top 2423%)
21M21.00 mi1.00 mi21396-13812851-6312851-6322852(Top 86%)13361(Top 88%)13361(Top 2434%)
35K21.75 mi0.75 mi21493-9712887-3612887-3623377(Top 88%)13549(Top 89%)13549(Top 2468%)
23M23.00 mi1.25 mi21634-14112936-4912936-4923100(Top 87%)13437(Top 89%)13437(Top 2448%)
24M24.00 mi1.00 mi21763-12912984-4812984-4823527(Top 88%)13594(Top 90%)13594(Top 2476%)
40K24.85 mi0.85 mi21830-6713003-1913003-1923350(Top 88%)13475(Top 89%)13475(Top 2454%)
25.2M25.20 mi0.35 mi21857-2713015-1213015-1222921(Top 86%)13279(Top 88%)13279(Top 2419%)
Finish26.22 mi1.02 mi21926-6913038-2313038-2323558(Top 88%)13598(Top 90%)13598(Top 2477%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

20728

Males

12630

M65-69

12630

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20586

Males

12540

M65-69

12540

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

20728

Males

12630

M65-69

12630

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20573

Males

12562

M65-69

12562

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

21614

Males

13019

M65-69

13019

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21773

Males

13041

M65-69

13041

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22363

Males

13233

M65-69

13233

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22661

Males

13300

M65-69

13300

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

22852

Males

13361

M65-69

13361

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23377

Males

13549

M65-69

13549

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23100

Males

13437

M65-69

13437

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23527

Males

13594

M65-69

13594

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23350

Males

13475

M65-69

13475

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22921

Males

13279

M65-69

13279

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2story building
+22ft-21ft

Overall

23558

Males

13598

M65-69

13598

Passing Analysis

Category:
Athletes Passed
658
Passed By
2868
Net Change
-2210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19716
5K → 10K147571-424#19716#20140
10K → 15K114279-165#20140#20305
15K → 20K137228-91#20305#20396
20K → Half1282-70#20396#20466
Half → 25K33317-284#20466#20750
25K → 30K53437-384#20750#21134
30K → 20M42166-124#21134#21258
20M → 21M25163-138#21258#21396
21M → 35K13110-97#21396#21493
35K → 23M25166-141#21493#21634
23M → 24M10139-129#21634#21763
24M → 40K2188-67#21763#21830
40K → 25.2M633-27#21830#21857
25.2M → Finish2089-69#21857#21926
TOTALS6582868-2210
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing