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BOSTON MARATHON 2023

Julie Compton

Bib: 11291•F

ON

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 25%
Gender (Female)
#0 / 11423
Top 7%
Division (F18-39)
#0 / 4884
Top 13%
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
7:35/mi
23:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
46:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:11/mi
1:08:25
↑ 67↓ 78
20K· 12.43 mi
7:20/mi
1:31:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:12/mi
1:36:06
↑ 19↓ 370.5%
25K· 15.53 mi
7:17/mi
1:53:46
↑ 66↓ 880.2%
30K· 18.64 mi
7:15/mi
2:16:18
↑ 181↓ 1480.2%
20M
7:12/mi
2:26:05
↑ 64↓ 500.2%
21M
7:25/mi
2:33:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:01/mi
2:38:45
↑ 17↓ 861.7%
23M
7:07/mi
2:47:40
↑ 23↓ 630.6%
24M
7:05/mi
2:54:45
↓ 821.3%
40K· 24.85 mi
7:07/mi
3:00:50
↓ 200.3%
25.2M
7:38/mi
3:03:28
↑ 13↓ 160.2%
Finish· 26.22 mi
6:58/mi
3:10:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:36:06
Pace7:20 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:28
Pace7:12 /mi
📊Negative Split: 1.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:3323:357:3523:35
7:35
-
10K
6.21 mi11:13:0546:077:2522:32
7:15
-0:20
15K
9.32 mi11:35:231:08:257:2022:18
7:11
-0:04
20K
12.43 mi11:58:091:31:117:2022:46
7:20
+0:09
Half
13.11 mi12:03:041:36:067:204:55
7:12
-0:08
25K
15.53 mi12:20:441:53:467:1917:40
7:17
+0:05
30K
18.64 mi12:43:162:16:187:1922:32
7:15
-0:02
20M
20.00 mi12:53:032:26:057:189:47
7:12
-0:03
21M
21.00 mi13:00:282:33:307:197:25
7:25
+0:13
35K
21.75 mi13:05:432:38:457:185:15
7:01
-0:24
23M
23.00 mi13:14:382:47:407:178:55
7:07
+0:06
24M
24.00 mi13:21:432:54:457:177:05
7:05
-0:02
40K
24.85 mi13:27:483:00:507:176:05
7:07
+0:02
25.2M
25.20 mi13:30:263:03:287:172:38
7:38
+0:31
Finish
26.22 mi13:37:323:10:347:167:06
6:58
-0:40

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

6:58 /mi

Average Pace

7:16 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:10

70% of race

Time at Steady Pace

56:24

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:16 /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 mi10:50:3323:357:3523:35
7:35
#10453
10K
6.21 mi11:13:0546:077:2522:32
7:15
#9354
15K
9.32 mi11:35:231:08:257:2022:18
7:11
#8771
20K
12.43 mi11:58:091:31:117:2022:46
7:20
#8531
Half
13.11 mi12:03:041:36:067:204:55
7:12
#8494
25K
15.53 mi12:20:441:53:467:1917:40
7:17
#8245
30K
18.64 mi12:43:162:16:187:1922:32
7:15
#7716
20M
20.00 mi12:53:032:26:057:189:47
7:12
#7461
21M
21.00 mi13:00:282:33:307:197:25
7:25
#7256
35K
21.75 mi13:05:432:38:457:185:15
7:01
#7167
23M
23.00 mi13:14:382:47:407:178:55
7:07
#6932
24M
24.00 mi13:21:432:54:457:177:05
7:05
#6823
40K
24.85 mi13:27:483:00:507:176:05
7:07
#6697
25.2M
25.20 mi13:30:263:03:287:172:38
7:38
#6651
Finish
26.22 mi13:37:323:10:347:167:06
6:58
#6544
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10453205820587658(Top 29%)950(Top 8%)950(Top 19%)
10K6.21 mi3.10 mi9354+10991549+5091549+5098516(Top 32%)1231(Top 11%)1231(Top 25%)
15K9.32 mi3.11 mi8771+5831339+2101339+2107658(Top 29%)950(Top 8%)950(Top 19%)
20K12.43 mi3.11 mi8531+2401251+881251+888003(Top 30%)1098(Top 10%)1098(Top 22%)
Half13.11 mi0.68 mi8494+371231+201231+207942(Top 30%)1051(Top 9%)1051(Top 22%)
25K15.53 mi2.42 mi8245+2491166+651166+657222(Top 27%)910(Top 8%)910(Top 19%)
30K18.64 mi3.11 mi7716+5291008+1581008+1585796(Top 22%)574(Top 5%)574(Top 12%)
20M20.00 mi1.36 mi7461+255937+71937+715126(Top 19%)485(Top 4%)485(Top 10%)
21M21.00 mi1.00 mi7256+205881+56881+564230(Top 16%)352(Top 3%)352(Top 7%)
35K21.75 mi0.75 mi7167+89863+18863+185490(Top 21%)620(Top 5%)620(Top 13%)
23M23.00 mi1.25 mi6932+235818+45818+454438(Top 17%)408(Top 4%)408(Top 8%)
24M24.00 mi1.00 mi6823+109806+12806+125148(Top 19%)613(Top 5%)613(Top 13%)
40K24.85 mi0.85 mi6697+126783+23783+234479(Top 17%)506(Top 4%)506(Top 10%)
25.2M25.20 mi0.35 mi6651+46780+3780+34637(Top 17%)609(Top 5%)609(Top 12%)
Finish26.22 mi1.02 mi6544+107763+17763+175046(Top 19%)744(Top 7%)744(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7658

Females

950

F18-39

950

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

8516

Females

1231

F18-39

1231

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7658

Females

950

F18-39

950

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8003

Females

1098

F18-39

1098

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

7942

Females

1051

F18-39

1051

Half→25K

13.1 - 15.5 mi

Top 27%
×4story building
+66ft-88ft

Overall

7222

Females

910

F18-39

910

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5796

Females

574

F18-39

574

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5126

Females

485

F18-39

485

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4230

Females

352

F18-39

352

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5490

Females

620

F18-39

620

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4438

Females

408

F18-39

408

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5148

Females

613

F18-39

613

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4479

Females

506

F18-39

506

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4637

Females

609

F18-39

609

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2story building
+22ft-21ft

Overall

5046

Females

744

F18-39

744

Passing Analysis

Category:
Athletes Passed
4062*
Passed By
153
Net Change
+3909
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10453
5K → 10K1135*36+1099#10453#9354
10K → 15K59310+583#9354#8771
15K → 20K27333+240#8771#8531
20K → Half5114+37#8531#8494
Half → 25K26112+249#8494#8245
25K → 30K5323+529#8245#7716
30K → 20M2550+255#7716#7461
20M → 21M2094+205#7461#7256
21M → 35K956+89#7256#7167
35K → 23M2383+235#7167#6932
23M → 24M12011+109#6932#6823
24M → 40K1315+126#6823#6697
40K → 25.2M515+46#6697#6651
25.2M → Finish11811+107#6651#6544
TOTALS4062*153+3909

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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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