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BOSTON MARATHON 2023

Alex Maina

Bib: 6770•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 45%
Masters (Masters Men)
#0 / 9891
Top 32%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2559
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
41:03
Rank: #3213 (-654)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:02:08
Rank: #3686 (-473)
10K → 15K
21:05 | 6:47/mi
20K· 12.43 mi
1:24:41
Rank: #4970 (-1284)
15K → 20K
22:33 | 7:15/mi
Half· 13.11 mi
1:29:34
Rank: #5181 (-211)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:47:41
Rank: #5776 (-595)
Half → 25K
18:07 | 7:28/mi
30K· 18.64 mi
2:12:42
Rank: #6515 (-739)
25K → 30K
25:01 | 8:03/mi
20M
2:23:27
Rank: #6662 (-147)
30K → 20M
10:45 | 7:55/mi
21M
2:32:37
Rank: #6964 (-302)
20M → 21M
9:10 | 9:10/mi
35K· 21.75 mi
2:38:16
Rank: #7003 (-39)
21M → 35K
5:39 | 7:33/mi
23M
2:48:44
Rank: #7254 (-251)
35K → 23M
10:28 | 8:22/mi
24M
2:56:48
Rank: #7386 (-132)
23M → 24M
8:04 | 8:04/mi
40K· 24.85 mi
3:04:16
Rank: #7643 (-257)
24M → 40K
7:28 | 8:44/mi
25.2M
3:07:33
Rank: #7783 (-140)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:16:27
Rank: #8148 (-365)
25.2M → Finish
8:54 | 8:44/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:34
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:46:53
Pace8:09 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3020:216:3320:21
6:33
-
10K
6.21 mi10:44:1241:036:3620:42
6:40
+0:07
15K
9.32 mi11:05:171:02:086:4021:05
6:47
+0:07
20K
12.43 mi11:27:501:24:416:4922:33
7:15
+0:28
Half
13.11 mi11:32:431:29:346:504:53
7:09
-0:06
25K
15.53 mi11:50:501:47:416:5618:07
7:28
+0:19
30K
18.64 mi12:15:512:12:427:0725:01
8:03
+0:35
20M
20.00 mi12:26:362:23:277:1010:45
7:55
-0:08
21M
21.00 mi12:35:462:32:377:169:10
9:10
+1:15
35K
21.75 mi12:41:252:38:167:175:39
7:33
-1:37
23M
23.00 mi12:51:532:48:447:2010:28
8:22
+0:49
24M
24.00 mi12:59:572:56:487:228:04
8:04
-0:18
40K
24.85 mi13:07:253:04:167:257:28
8:44
+0:40
25.2M
25.20 mi13:10:423:07:337:273:17
9:31
+0:47
Finish
26.22 mi13:19:363:16:277:308:54
8:44
-0:47

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

6:33 /mi

Average Pace

7:30 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:41

55% of race

Time at Steady Pace

49:29

25% of race

Time at Slower Pace

39:17

20% of race

Average Pace: 7:30 /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 mi10:23:3020:216:3320:21
6:33
#2559
10K
6.21 mi10:44:1241:036:3620:42
6:40
#3213
15K
9.32 mi11:05:171:02:086:4021:05
6:47
#3686
20K
12.43 mi11:27:501:24:416:4922:33
7:15
#4970
Half
13.11 mi11:32:431:29:346:504:53
7:09
#5181
25K
15.53 mi11:50:501:47:416:5618:07
7:28
#5776
30K
18.64 mi12:15:512:12:427:0725:01
8:03
#6515
20M
20.00 mi12:26:362:23:277:1010:45
7:55
#6662
21M
21.00 mi12:35:462:32:377:169:10
9:10
#6964
35K
21.75 mi12:41:252:38:167:175:39
7:33
#7003
23M
23.00 mi12:51:532:48:447:2010:28
8:22
#7254
24M
24.00 mi12:59:572:56:487:228:04
8:04
#7386
40K
24.85 mi13:07:253:04:167:257:28
8:44
#7643
25.2M
25.20 mi13:10:423:07:337:273:17
9:31
#7783
Finish
26.22 mi13:19:363:16:277:308:54
8:44
#8148
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2559244224424991(Top 19%)4635(Top 31%)4635(Top 207%)
10K6.21 mi3.10 mi3213-6543049-6073049-6074001(Top 15%)3767(Top 25%)3767(Top 168%)
15K9.32 mi3.11 mi3686-4733482-4333482-4334991(Top 19%)4635(Top 31%)4635(Top 207%)
20K12.43 mi3.11 mi4970-12844627-11454627-11457494(Top 28%)6559(Top 43%)6559(Top 293%)
Half13.11 mi0.68 mi5181-2114804-1774804-1777560(Top 28%)6619(Top 44%)6619(Top 295%)
25K15.53 mi2.42 mi5776-5955305-5015305-5018560(Top 32%)7177(Top 47%)7177(Top 320%)
30K18.64 mi3.11 mi6515-7395853-5485853-54811295(Top 42%)8489(Top 56%)8489(Top 379%)
20M20.00 mi1.36 mi6662-1475947-945947-949602(Top 36%)7518(Top 50%)7518(Top 335%)
21M21.00 mi1.00 mi6964-3026167-2206167-22014273(Top 54%)9606(Top 63%)9606(Top 429%)
35K21.75 mi0.75 mi7003-396187-206187-208869(Top 33%)6993(Top 46%)6993(Top 312%)
23M23.00 mi1.25 mi7254-2516324-1376324-13712274(Top 46%)8579(Top 57%)8579(Top 383%)
24M24.00 mi1.00 mi7386-1326394-706394-7011652(Top 44%)8220(Top 54%)8220(Top 367%)
40K24.85 mi0.85 mi7643-2576545-1516545-15114662(Top 55%)9512(Top 63%)9512(Top 424%)
25.2M25.20 mi0.35 mi7783-1406622-776622-7715195(Top 57%)9736(Top 64%)9736(Top 434%)
Finish26.22 mi1.02 mi8148-3656832-2106832-21016632(Top 62%)10431(Top 69%)10431(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4991

Males

4635

M40-44

4635

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4001

Males

3767

M40-44

3767

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4991

Males

4635

M40-44

4635

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7494

Males

6559

M40-44

6559

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7560

Males

6619

M40-44

6619

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8560

Males

7177

M40-44

7177

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11295

Males

8489

M40-44

8489

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9602

Males

7518

M40-44

7518

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

14273

Males

9606

M40-44

9606

21M→35K

21.0 - 21.8 mi

Top 33%
×7stories
+17ft-86ft

Overall

8869

Males

6993

M40-44

6993

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12274

Males

8579

M40-44

8579

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11652

Males

8220

M40-44

8220

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14662

Males

9512

M40-44

9512

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15195

Males

9736

M40-44

9736

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16632

Males

10431

M40-44

10431

Passing Analysis

Category:
Athletes Passed
219
Passed By
5808
Net Change
-5589
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2559
5K → 10K15669-654#2559#3213
10K → 15K17490-473#3213#3686
15K → 20K31287-1284#3686#4970
20K → Half1212-211#4970#5181
Half → 25K12607-595#5181#5776
25K → 30K20759-739#5776#6515
30K → 20M25172-147#6515#6662
20M → 21M13315-302#6662#6964
21M → 35K2564-39#6964#7003
35K → 23M32283-251#7003#7254
23M → 24M21153-132#7254#7386
24M → 40K21278-257#7386#7643
40K → 25.2M7147-140#7643#7783
25.2M → Finish7372-365#7783#8148
TOTALS2195808-5589
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing