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BOSTON MARATHON 2023

Christopher Salas

Bib: 3000•M

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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:41
Rank: #1582
Start → 5K
19:41 | 6:20/mi
10K· 6.21 mi
39:14
Rank: #1627 (-45)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
59:01
Rank: #1718 (-91)
10K → 15K
19:47 | 6:22/mi
20K· 12.43 mi
1:20:37
Rank: #2378 (-660)
15K → 20K
21:36 | 6:57/mi
Half· 13.11 mi
1:24:56
Rank: #2356 (+22)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:42:55
Rank: #3169 (-813)
Half → 25K
17:59 | 7:25/mi
30K· 18.64 mi
2:04:42
Rank: #3358 (-189)
25K → 30K
21:47 | 7:01/mi
20M
2:14:20
Rank: #3428 (-70)
30K → 20M
9:38 | 7:05/mi
21M
2:21:59
Rank: #3550 (-122)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:27:09
Rank: #3590 (-40)
21M → 35K
5:10 | 6:54/mi
23M
2:36:13
Rank: #3675 (-85)
35K → 23M
9:04 | 7:14/mi
24M
2:43:44
Rank: #3940 (-265)
23M → 24M
7:31 | 7:31/mi
40K· 24.85 mi
2:50:37
Rank: #4237 (-297)
24M → 40K
6:53 | 8:03/mi
25.2M
2:53:37
Rank: #4341 (-104)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:01:37
Rank: #4541 (-200)
25.2M → Finish
8:00 | 7:51/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:56
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:36:41
Pace7:23 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1319:416:2019:41
6:20
-
10K
6.21 mi10:40:4639:146:1919:33
6:18
-0:02
15K
9.32 mi11:00:3359:016:2019:47
6:22
+0:04
20K
12.43 mi11:22:091:20:376:2921:36
6:57
+0:35
Half
13.11 mi11:26:281:24:566:294:19
6:20
-0:37
25K
15.53 mi11:44:271:42:556:3817:59
7:25
+1:05
30K
18.64 mi12:06:142:04:426:4121:47
7:01
-0:24
20M
20.00 mi12:15:522:14:206:439:38
7:05
+0:04
21M
21.00 mi12:23:312:21:596:467:39
7:39
+0:34
35K
21.75 mi12:28:412:27:096:465:10
6:54
-0:45
23M
23.00 mi12:37:452:36:136:489:04
7:14
+0:20
24M
24.00 mi12:45:162:43:446:497:31
7:31
+0:17
40K
24.85 mi12:52:092:50:376:526:53
8:03
+0:32
25.2M
25.20 mi12:55:092:53:376:533:00
8:42
+0:39
Finish
26.22 mi13:03:093:01:376:568:00
7:51
-0:51

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

6:18 /mi

Average Pace

6:56 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:03:20

35% of race

Time at Steady Pace

1:25:14

47% of race

Time at Slower Pace

33:03

18% of race

Average Pace: 6:56 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:1319:416:2019:41
6:20
#1582
10K
6.21 mi10:40:4639:146:1919:33
6:18
#1627
15K
9.32 mi11:00:3359:016:2019:47
6:22
#1718
20K
12.43 mi11:22:091:20:376:2921:36
6:57
#2378
Half
13.11 mi11:26:281:24:566:294:19
6:20
#2356
25K
15.53 mi11:44:271:42:556:3817:59
7:25
#3169
30K
18.64 mi12:06:142:04:426:4121:47
7:01
#3358
20M
20.00 mi12:15:522:14:206:439:38
7:05
#3428
21M
21.00 mi12:23:312:21:596:467:39
7:39
#3550
35K
21.75 mi12:28:412:27:096:465:10
6:54
#3590
23M
23.00 mi12:37:452:36:136:489:04
7:14
#3675
24M
24.00 mi12:45:162:43:446:497:31
7:31
#3940
40K
24.85 mi12:52:092:50:376:526:53
8:03
#4237
25.2M
25.20 mi12:55:092:53:376:533:00
8:42
#4341
Finish
26.22 mi13:03:093:01:376:568:00
7:51
#4541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1582150715071955(Top 7%)1873(Top 12%)1873(Top 35%)
10K6.21 mi3.10 mi1627-451553-461553-461755(Top 7%)1679(Top 11%)1679(Top 32%)
15K9.32 mi3.11 mi1718-911641-881641-881955(Top 7%)1873(Top 12%)1873(Top 35%)
20K12.43 mi3.11 mi2378-6602278-6372278-6375670(Top 21%)5201(Top 34%)5201(Top 98%)
Half13.11 mi0.68 mi2356+222259+192259+191934(Top 7%)1859(Top 12%)1859(Top 35%)
25K15.53 mi2.42 mi3169-8133018-7593018-7598134(Top 31%)6885(Top 45%)6885(Top 130%)
30K18.64 mi3.11 mi3358-1893185-1673185-1674419(Top 17%)4102(Top 27%)4102(Top 78%)
20M20.00 mi1.36 mi3428-703244-593244-594546(Top 17%)4171(Top 27%)4171(Top 79%)
21M21.00 mi1.00 mi3550-1223363-1193363-1195333(Top 20%)4705(Top 31%)4705(Top 89%)
35K21.75 mi0.75 mi3590-403396-333396-334791(Top 18%)4327(Top 29%)4327(Top 82%)
23M23.00 mi1.25 mi3675-853466-703466-704982(Top 19%)4452(Top 29%)4452(Top 84%)
24M24.00 mi1.00 mi3940-2653692-2263692-2267760(Top 29%)6155(Top 41%)6155(Top 116%)
40K24.85 mi0.85 mi4237-2973963-2713963-27110313(Top 39%)7480(Top 49%)7480(Top 142%)
25.2M25.20 mi0.35 mi4341-1044050-874050-8710617(Top 40%)7574(Top 50%)7574(Top 143%)
Finish26.22 mi1.02 mi4541-2004219-1694219-16911004(Top 41%)7780(Top 51%)7780(Top 147%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1955

Males

1873

M18-39

1873

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1755

Males

1679

M18-39

1679

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1955

Males

1873

M18-39

1873

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5670

Males

5201

M18-39

5201

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1934

Males

1859

M18-39

1859

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

8134

Males

6885

M18-39

6885

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4419

Males

4102

M18-39

4102

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4546

Males

4171

M18-39

4171

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5333

Males

4705

M18-39

4705

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4791

Males

4327

M18-39

4327

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4982

Males

4452

M18-39

4452

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7760

Males

6155

M18-39

6155

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10313

Males

7480

M18-39

7480

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10617

Males

7574

M18-39

7574

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

11004

Males

7780

M18-39

7780

Passing Analysis

Category:
Athletes Passed
333
Passed By
3292
Net Change
-2959
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1582
5K → 10K68113-45#1582#1627
10K → 15K28119-91#1627#1718
15K → 20K5665-660#1718#2378
20K → Half253+22#2378#2356
Half → 25K0813-813#2356#3169
25K → 30K42231-189#3169#3358
30K → 20M40110-70#3358#3428
20M → 21M23145-122#3428#3550
21M → 35K2262-40#3550#3590
35K → 23M40125-85#3590#3675
23M → 24M15280-265#3675#3940
24M → 40K10307-297#3940#4237
40K → 25.2M5109-104#4237#4341
25.2M → Finish10210-200#4341#4541
TOTALS3333292-2959
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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