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BOSTON MARATHON 2023

Timothy Khalifa

Bib: 1084•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:53
Rank: #830
Start → 5K
18:53 | 6:05/mi
10K· 6.21 mi
37:43
Rank: #889 (-59)
5K → 10K
18:50 | 6:04/mi
15K· 9.32 mi
56:34
Rank: #867 (+22)
10K → 15K
18:51 | 6:04/mi
20K· 12.43 mi
1:15:30
Rank: #835 (+32)
15K → 20K
18:56 | 6:06/mi
Half· 13.11 mi
1:19:38
Rank: #840 (-5)
20K → Half
4:08 | 6:03/mi
25K· 15.53 mi
1:34:26
Rank: #805 (+35)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:53:31
Rank: #758 (+47)
25K → 30K
19:05 | 6:09/mi
20M
2:01:46
Rank: #718 (+40)
30K → 20M
8:15 | 6:04/mi
21M
2:08:12
Rank: #692 (+26)
20M → 21M
6:26 | 6:26/mi
35K· 21.75 mi
2:12:33
Rank: #678 (+14)
21M → 35K
4:21 | 5:49/mi
23M
2:20:14
Rank: #651 (+27)
35K → 23M
7:41 | 6:08/mi
24M
2:26:08
Rank: #636 (+15)
23M → 24M
5:54 | 5:54/mi
40K· 24.85 mi
2:31:19
Rank: #621 (+15)
24M → 40K
5:11 | 6:04/mi
25.2M
2:33:32
Rank: #613 (+8)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:39:30
Rank: #605 (+8)
25.2M → Finish
5:58 | 5:51/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:19:38
Pace6:04 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:19:52
Pace6:06 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1218:536:0518:53
6:05
-
10K
6.21 mi10:38:0237:436:0418:50
6:04
-0:01
15K
9.32 mi10:56:5356:346:0418:51
6:04
0:00
20K
12.43 mi11:15:491:15:306:0518:56
6:06
+0:02
Half
13.11 mi11:19:571:19:386:044:08
6:03
-0:03
25K
15.53 mi11:34:451:34:266:0514:48
6:06
+0:03
30K
18.64 mi11:53:501:53:316:0519:05
6:09
+0:03
20M
20.00 mi12:02:052:01:466:058:15
6:04
-0:05
21M
21.00 mi12:08:312:08:126:066:26
6:26
+0:22
35K
21.75 mi12:12:522:12:336:064:21
5:49
-0:37
23M
23.00 mi12:20:332:20:146:067:41
6:08
+0:19
24M
24.00 mi12:26:272:26:086:055:54
5:54
-0:14
40K
24.85 mi12:31:382:31:196:055:11
6:04
+0:10
25.2M
25.20 mi12:33:512:33:326:062:13
6:26
+0:22
Finish
26.22 mi12:39:492:39:306:055:58
5:51
-0:35

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

5:49 /mi

Average Pace

6:05 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:51

95% of race

Time at Steady Pace

8:39

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:05 /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 mi10:19:1218:536:0518:53
6:05
#830
10K
6.21 mi10:38:0237:436:0418:50
6:04
#889
15K
9.32 mi10:56:5356:346:0418:51
6:04
#867
20K
12.43 mi11:15:491:15:306:0518:56
6:06
#835
Half
13.11 mi11:19:571:19:386:044:08
6:03
#840
25K
15.53 mi11:34:451:34:266:0514:48
6:06
#805
30K
18.64 mi11:53:501:53:316:0519:05
6:09
#758
20M
20.00 mi12:02:052:01:466:058:15
6:04
#718
21M
21.00 mi12:08:312:08:126:066:26
6:26
#692
35K
21.75 mi12:12:522:12:336:064:21
5:49
#678
23M
23.00 mi12:20:332:20:146:067:41
6:08
#651
24M
24.00 mi12:26:272:26:086:055:54
5:54
#636
40K
24.85 mi12:31:382:31:196:055:11
6:04
#621
25.2M
25.20 mi12:33:512:33:326:062:13
6:26
#613
Finish
26.22 mi12:39:492:39:306:055:58
5:51
#605
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi830780780866(Top 3%)819(Top 5%)819(Top 15%)
10K6.21 mi3.10 mi889-59839-59839-59965(Top 4%)915(Top 6%)915(Top 17%)
15K9.32 mi3.11 mi867+22818+21818+21866(Top 3%)819(Top 5%)819(Top 15%)
20K12.43 mi3.11 mi835+32788+30788+30767(Top 3%)724(Top 5%)724(Top 14%)
Half13.11 mi0.68 mi840-5794-6794-6889(Top 3%)846(Top 6%)846(Top 16%)
25K15.53 mi2.42 mi805+35760+34760+34747(Top 3%)706(Top 5%)706(Top 13%)
30K18.64 mi3.11 mi758+47716+44716+44572(Top 2%)536(Top 4%)536(Top 10%)
20M20.00 mi1.36 mi718+40676+40676+40446(Top 2%)412(Top 3%)412(Top 8%)
21M21.00 mi1.00 mi692+26650+26650+26539(Top 2%)505(Top 3%)505(Top 10%)
35K21.75 mi0.75 mi678+14636+14636+14397(Top 1%)368(Top 2%)368(Top 7%)
23M23.00 mi1.25 mi651+27610+26610+26517(Top 2%)486(Top 3%)486(Top 9%)
24M24.00 mi1.00 mi636+15596+14596+14390(Top 1%)364(Top 2%)364(Top 7%)
40K24.85 mi0.85 mi621+15581+15581+15426(Top 2%)399(Top 3%)399(Top 8%)
25.2M25.20 mi0.35 mi613+8573+8573+8394(Top 1%)372(Top 2%)372(Top 7%)
Finish26.22 mi1.02 mi605+8565+8565+8458(Top 2%)435(Top 3%)435(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

866

Males

819

M18-39

819

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

965

Males

915

M18-39

915

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

866

Males

819

M18-39

819

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

767

Males

724

M18-39

724

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

889

Males

846

M18-39

846

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

747

Males

706

M18-39

706

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

572

Males

536

M18-39

536

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

446

Males

412

M18-39

412

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

539

Males

505

M18-39

505

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

397

Males

368

M18-39

368

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

517

Males

486

M18-39

486

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

390

Males

364

M18-39

364

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

426

Males

399

M18-39

399

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

394

Males

372

M18-39

372

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

458

Males

435

M18-39

435

Passing Analysis

Category:
Athletes Passed
366
Passed By
141
Net Change
+225
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#830
5K → 10K2382-59#830#889
10K → 15K3311+22#889#867
15K → 20K4614+32#867#835
20K → Half27-5#835#840
Half → 25K438+35#840#805
25K → 30K492+47#805#758
30K → 20M400+40#758#718
20M → 21M293+26#718#692
21M → 35K162+14#692#678
35K → 23M303+27#678#651
23M → 24M183+15#651#636
24M → 40K172+15#636#621
40K → 25.2M80+8#621#613
25.2M → Finish124+8#613#605
TOTALS366141+225
📊

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