Boston Marathon logo
BOSTON MARATHON 2023

Mark Barnaba

Bib: 24956•M

WI

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
8:19/mi
25:49
↑ 97↓ 3451.5%
10K· 6.21 mi
10:54/mi
59:40
↑ 79↓ 1380.4%
15K· 9.32 mi
11:44/mi
1:36:07
↑ 67↓ 78
20K· 12.43 mi
11:35/mi
2:12:07
↑ 106↓ 860.1%
Half· 13.11 mi
11:48/mi
2:20:10
↑ 19↓ 370.5%
25K· 15.53 mi
11:54/mi
2:49:02
↑ 66↓ 880.2%
30K· 18.64 mi
11:52/mi
3:25:54
↑ 181↓ 1480.2%
20M
12:25/mi
3:42:46
↑ 64↓ 500.2%
21M
12:23/mi
3:55:09
↑ 106↓ 241.6%
35K· 21.75 mi
13:57/mi
4:05:35
↑ 17↓ 861.7%
23M
11:34/mi
4:20:04
↑ 23↓ 630.6%
24M
12:43/mi
4:32:47
↓ 821.3%
40K· 24.85 mi
11:39/mi
4:42:45
↓ 200.3%
25.2M
10:00/mi
4:46:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:21/mi
4:55:44
↑ 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
Time2:20:10
Pace10:42 /mi
2nd Half
Distance13.11 mi
Time2:35:34
Pace11:52 /mi
📊Positive Split: 11.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:0025:498:1925:49
8:19
-
10K
6.21 mi12:14:5159:409:3633:51
10:54
+2:35
15K
9.32 mi12:51:181:36:0710:1936:27
11:44
+0:50
20K
12.43 mi13:27:182:12:0710:3836:00
11:35
-0:09
Half
13.11 mi13:35:212:20:1010:428:03
11:48
+0:13
25K
15.53 mi14:04:132:49:0210:5328:52
11:54
+0:06
30K
18.64 mi14:41:053:25:5411:0336:52
11:52
-0:02
20M
20.00 mi14:57:573:42:4611:0816:52
12:25
+0:33
21M
21.00 mi15:10:203:55:0911:1212:23
12:23
-0:02
35K
21.75 mi15:20:464:05:3511:1810:26
13:57
+1:34
23M
23.00 mi15:35:154:20:0411:1814:29
11:34
-2:23
24M
24.00 mi15:47:584:32:4711:2212:43
12:43
+1:09
40K
24.85 mi15:57:564:42:4511:239:58
11:39
-1:04
25.2M
25.20 mi16:01:234:46:1211:213:27
10:00
-1:39
Finish
26.22 mi16:10:554:55:4411:179:32
9:21
-0:39

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

8:19 /mi

Average Pace

11:17 /mi

Slowest Pace

13:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:39

25% of race

Time at Steady Pace

3:03:04

62% of race

Time at Slower Pace

40:01

14% of race

Average Pace: 11:17 /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 mi11:41:0025:498:1925:49
8:19
#16219
10K
6.21 mi12:14:5159:409:3633:51
10:54
#22611
15K
9.32 mi12:51:181:36:0710:1936:27
11:44
#24246
20K
12.43 mi13:27:182:12:0710:3836:00
11:35
#24645
Half
13.11 mi13:35:212:20:1010:428:03
11:48
#24734
25K
15.53 mi14:04:132:49:0210:5328:52
11:54
#24822
30K
18.64 mi14:41:053:25:5411:0336:52
11:52
#24749
20M
20.00 mi14:57:573:42:4611:0816:52
12:25
#24747
21M
21.00 mi15:10:203:55:0911:1212:23
12:23
#24698
35K
21.75 mi15:20:464:05:3511:1810:26
13:57
#24784
23M
23.00 mi15:35:154:20:0411:1814:29
11:34
#24718
24M
24.00 mi15:47:584:32:4711:2212:43
12:43
#24770
40K
24.85 mi15:57:564:42:4511:239:58
11:39
#24731
25.2M
25.20 mi16:01:234:46:1211:213:27
10:00
#24652
Finish
26.22 mi16:10:554:55:4411:179:32
9:21
#24553
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi16219107841078425881(Top 97%)14886(Top 98%)14886(Top 1047%)
10K6.21 mi3.10 mi22611-639213435-265113435-265125331(Top 95%)14680(Top 97%)14680(Top 1032%)
15K9.32 mi3.11 mi24246-163514197-76214197-76225881(Top 97%)14886(Top 98%)14886(Top 1047%)
20K12.43 mi3.11 mi24645-39914366-16914366-16925339(Top 95%)14635(Top 96%)14635(Top 1029%)
Half13.11 mi0.68 mi24734-8914401-3514401-3525719(Top 97%)14782(Top 97%)14782(Top 1040%)
25K15.53 mi2.42 mi24822-8814434-3314434-3325077(Top 94%)14498(Top 96%)14498(Top 1020%)
30K18.64 mi3.11 mi24749+7314384+5014384+5024341(Top 91%)14135(Top 93%)14135(Top 994%)
20M20.00 mi1.36 mi24747+214371+1314371+1324643(Top 93%)14205(Top 94%)14205(Top 999%)
21M21.00 mi1.00 mi24698+4914346+2514346+2523306(Top 88%)13579(Top 89%)13579(Top 955%)
35K21.75 mi0.75 mi24784-8614378-3214378-3226104(Top 98%)14895(Top 98%)14895(Top 1047%)
23M23.00 mi1.25 mi24718+6614340+3814340+3823365(Top 88%)13561(Top 89%)13561(Top 954%)
24M24.00 mi1.00 mi24770-5214352-1214352-1225251(Top 95%)14427(Top 95%)14427(Top 1015%)
40K24.85 mi0.85 mi24731+3914326+2614326+2623450(Top 88%)13521(Top 89%)13521(Top 951%)
25.2M25.20 mi0.35 mi24652+7914291+3514291+3517392(Top 65%)10745(Top 71%)10745(Top 756%)
Finish26.22 mi1.02 mi24553+9914241+5014241+5019601(Top 74%)11807(Top 78%)11807(Top 830%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

25881

Males

14886

M55-59

14886

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25331

Males

14680

M55-59

14680

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

25881

Males

14886

M55-59

14886

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25339

Males

14635

M55-59

14635

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25719

Males

14782

M55-59

14782

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

25077

Males

14498

M55-59

14498

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24341

Males

14135

M55-59

14135

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24643

Males

14205

M55-59

14205

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23306

Males

13579

M55-59

13579

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

26104

Males

14895

M55-59

14895

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

23365

Males

13561

M55-59

13561

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

25251

Males

14427

M55-59

14427

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23450

Males

13521

M55-59

13521

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17392

Males

10745

M55-59

10745

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

19601

Males

11807

M55-59

11807

Passing Analysis

Category:
Athletes Passed
630
Passed By
8964
Net Change
-8334
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16219
5K → 10K06392-6392#16219#22611
10K → 15K21637-1635#22611#24246
15K → 20K18417-399#24246#24645
20K → Half291-89#24645#24734
Half → 25K36124-88#24734#24822
25K → 30K12754+73#24822#24749
30K → 20M5957+2#24749#24747
20M → 21M6213+49#24747#24698
21M → 35K692-86#24698#24784
35K → 23M8014+66#24784#24718
23M → 24M759-52#24718#24770
24M → 40K5213+39#24770#24731
40K → 25.2M790+79#24731#24652
25.2M → Finish1001+99#24652#24553
TOTALS6308964-8334
📊

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