Boston Marathon logo
BOSTON MARATHON 2023

Andrea Bertelli

Bib: 30961•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
10:30/mi
32:38
↑ 97↓ 3451.5%
10K· 6.21 mi
10:35/mi
1:05:32
↑ 79↓ 1380.4%
15K· 9.32 mi
10:14/mi
1:37:19
↑ 67↓ 78
20K· 12.43 mi
10:22/mi
2:09:33
↑ 106↓ 860.1%
Half· 13.11 mi
10:23/mi
2:16:38
↑ 19↓ 370.5%
25K· 15.53 mi
10:38/mi
2:42:24
↑ 66↓ 880.2%
30K· 18.64 mi
11:41/mi
3:18:43
↑ 181↓ 1480.2%
20M
12:09/mi
3:35:14
↑ 64↓ 500.2%
21M
14:32/mi
3:49:46
↑ 106↓ 241.6%
35K· 21.75 mi
10:35/mi
3:57:41
↑ 17↓ 861.7%
23M
12:52/mi
4:13:48
↑ 23↓ 630.6%
24M
10:23/mi
4:24:11
↓ 821.3%
40K· 24.85 mi
10:33/mi
4:33:12
↓ 200.3%
25.2M
13:29/mi
4:37:51
↑ 13↓ 160.2%
Finish· 26.22 mi
9:47/mi
4:47:49
↑ 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
Time2:16:38
Pace10:25 /mi
2nd Half
Distance13.11 mi
Time2:31:11
Pace11:32 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:0032:3810:3032:38
10:30
-
10K
6.21 mi12:24:541:05:3210:3332:54
10:35
+0:05
15K
9.32 mi12:56:411:37:1910:2631:47
10:14
-0:21
20K
12.43 mi13:28:552:09:3310:2532:14
10:22
+0:08
Half
13.11 mi13:36:002:16:3810:257:05
10:23
+0:01
25K
15.53 mi14:01:462:42:2410:2725:46
10:38
+0:15
30K
18.64 mi14:38:053:18:4310:4036:19
11:41
+1:03
20M
20.00 mi14:54:363:35:1410:4616:31
12:09
+0:28
21M
21.00 mi15:09:083:49:4610:5614:32
14:32
+2:23
35K
21.75 mi15:17:033:57:4110:567:55
10:35
-3:57
23M
23.00 mi15:33:104:13:4811:0216:07
12:52
+2:17
24M
24.00 mi15:43:334:24:1111:0010:23
10:23
-2:29
40K
24.85 mi15:52:344:33:1211:009:01
10:33
+0:10
25.2M
25.20 mi15:57:134:37:5111:024:39
13:29
+2:56
Finish
26.22 mi16:07:114:47:4910:599:58
9:47
-3:42

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

9:47 /mi

Average Pace

10:59 /mi

Slowest Pace

14:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:58

3% of race

Time at Steady Pace

3:09:43

66% of race

Time at Slower Pace

1:28:08

31% of race

Average Pace: 10:59 /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 mi11:52:0032:3810:3032:38
10:30
#24715
10K
6.21 mi12:24:541:05:3210:3332:54
10:35
#24790
15K
9.32 mi12:56:411:37:1910:2631:47
10:14
#24526
20K
12.43 mi13:28:552:09:3310:2532:14
10:22
#24272
Half
13.11 mi13:36:002:16:3810:257:05
10:23
#24255
25K
15.53 mi14:01:462:42:2410:2725:46
10:38
#24085
30K
18.64 mi14:38:053:18:4310:4036:19
11:41
#24086
20M
20.00 mi14:54:363:35:1410:4616:31
12:09
#24137
21M
21.00 mi15:09:083:49:4610:5614:32
14:32
#24249
35K
21.75 mi15:17:033:57:4110:567:55
10:35
#24205
23M
23.00 mi15:33:104:13:4811:0216:07
12:52
#24281
24M
24.00 mi15:43:334:24:1111:0010:23
10:23
#24194
40K
24.85 mi15:52:344:33:1211:009:01
10:33
#24095
25.2M
25.20 mi15:57:134:37:5111:024:39
13:29
#24103
Finish
26.22 mi16:07:114:47:4910:599:58
9:47
#24045
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi24715144131441323949(Top 90%)14060(Top 93%)14060(Top 685%)
10K6.21 mi3.10 mi24790-7514452-3914452-3924832(Top 93%)14466(Top 95%)14466(Top 705%)
15K9.32 mi3.11 mi24526+26414328+12414328+12423949(Top 90%)14060(Top 93%)14060(Top 685%)
20K12.43 mi3.11 mi24272+25414204+12414204+12423605(Top 89%)13893(Top 92%)13893(Top 677%)
Half13.11 mi0.68 mi24255+1714198+614198+623987(Top 90%)14059(Top 93%)14059(Top 685%)
25K15.53 mi2.42 mi24085+17014110+8814110+8823404(Top 88%)13767(Top 91%)13767(Top 671%)
30K18.64 mi3.11 mi24086-114102+814102+824115(Top 91%)14018(Top 92%)14018(Top 683%)
20M20.00 mi1.36 mi24137-51141021410224380(Top 92%)14081(Top 93%)14081(Top 686%)
21M21.00 mi1.00 mi24249-11214141-3914141-3925445(Top 96%)14592(Top 96%)14592(Top 711%)
35K21.75 mi0.75 mi24205+4414114+2714114+2722532(Top 85%)13173(Top 87%)13173(Top 642%)
23M23.00 mi1.25 mi24281-7614140-2614140-2624957(Top 94%)14322(Top 94%)14322(Top 698%)
24M24.00 mi1.00 mi24194+8714100+4014100+4021749(Top 82%)12756(Top 84%)12756(Top 622%)
40K24.85 mi0.85 mi24095+9914041+5914041+5921314(Top 80%)12513(Top 82%)12513(Top 610%)
25.2M25.20 mi0.35 mi24103-814040+114040+124492(Top 92%)14037(Top 92%)14037(Top 684%)
Finish26.22 mi1.02 mi24045+5814019+2114019+2121085(Top 79%)12466(Top 82%)12466(Top 608%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23949

Males

14060

M50-54

14060

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24832

Males

14466

M50-54

14466

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23949

Males

14060

M50-54

14060

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

23605

Males

13893

M50-54

13893

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23987

Males

14059

M50-54

14059

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23404

Males

13767

M50-54

13767

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

24115

Males

14018

M50-54

14018

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

24380

Males

14081

M50-54

14081

20M→21M

20.0 - 21.0 mi

Top 96%
×8story building
+106ft-24ft

Overall

25445

Males

14592

M50-54

14592

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22532

Males

13173

M50-54

13173

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24957

Males

14322

M50-54

14322

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

21749

Males

12756

M50-54

12756

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21314

Males

12513

M50-54

12513

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24492

Males

14037

M50-54

14037

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

21085

Males

12466

M50-54

12466

Passing Analysis

Category:
Athletes Passed
1390
Passed By
720
Net Change
+670
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24715
5K → 10K151226-75#24715#24790
10K → 15K29228+264#24790#24526
15K → 20K2628+254#24526#24272
20K → Half3316+17#24272#24255
Half → 25K18919+170#24255#24085
25K → 30K9899-1#24085#24086
30K → 20M3485-51#24086#24137
20M → 21M12124-112#24137#24249
21M → 35K495+44#24249#24205
35K → 23M1187-76#24205#24281
23M → 24M881+87#24281#24194
24M → 40K1012+99#24194#24095
40K → 25.2M816-8#24095#24103
25.2M → Finish624+58#24103#24045
TOTALS1390720+670
📊

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