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BOSTON MARATHON 2023

Cielo Oyler

Bib: 18359•F

UT

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
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
7:58/mi
24:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:55/mi
49:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:15:19
↑ 67↓ 78
20K· 12.43 mi
8:49/mi
1:42:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:48:27
↑ 19↓ 370.5%
25K· 15.53 mi
8:57/mi
2:10:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:41/mi
2:40:14
↑ 181↓ 1480.2%
20M
9:32/mi
2:53:11
↑ 64↓ 500.2%
21M
10:32/mi
3:03:43
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:10:45
↑ 17↓ 861.7%
23M
9:44/mi
3:22:56
↑ 23↓ 630.6%
24M
9:24/mi
3:32:20
↓ 821.3%
40K· 24.85 mi
9:41/mi
3:40:37
↓ 200.3%
25.2M
10:38/mi
3:44:17
↑ 13↓ 160.2%
Finish· 26.22 mi
9:30/mi
3:53:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:27
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time2:05:31
Pace9:34 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1924:467:5824:46
7:58
-
10K
6.21 mi11:40:5549:227:5724:36
7:55
-0:03
15K
9.32 mi12:06:521:15:198:0525:57
8:21
+0:26
20K
12.43 mi12:34:141:42:418:1627:22
8:49
+0:28
Half
13.11 mi12:40:001:48:278:165:46
8:27
-0:22
25K
15.53 mi13:01:432:10:108:2321:43
8:57
+0:30
30K
18.64 mi13:31:472:40:148:3630:04
9:41
+0:44
20M
20.00 mi13:44:442:53:118:4012:57
9:32
-0:09
21M
21.00 mi13:55:163:03:438:4510:32
10:32
+1:00
35K
21.75 mi14:02:183:10:458:467:02
9:24
-1:08
23M
23.00 mi14:14:293:22:568:4912:11
9:44
+0:20
24M
24.00 mi14:23:533:32:208:519:24
9:24
-0:20
40K
24.85 mi14:32:103:40:378:538:17
9:41
+0:17
25.2M
25.20 mi14:35:503:44:178:543:40
10:38
+0:57
Finish
26.22 mi14:45:313:53:588:569:41
9:30
-1:08

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

7:55 /mi

Average Pace

8:56 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:10

56% of race

Time at Steady Pace

1:29:36

38% of race

Time at Slower Pace

14:12

6% of race

Average Pace: 8:55 /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 mi11:16:1924:467:5824:46
7:58
#13839
10K
6.21 mi11:40:5549:227:5724:36
7:55
#13963
15K
9.32 mi12:06:521:15:198:0525:57
8:21
#14994
20K
12.43 mi12:34:141:42:418:1627:22
8:49
#16003
Half
13.11 mi12:40:001:48:278:165:46
8:27
#16082
25K
15.53 mi13:01:432:10:108:2321:43
8:57
#16604
30K
18.64 mi13:31:472:40:148:3630:04
9:41
#17331
20M
20.00 mi13:44:442:53:118:4012:57
9:32
#17485
21M
21.00 mi13:55:163:03:438:4510:32
10:32
#17688
35K
21.75 mi14:02:183:10:458:467:02
9:24
#17759
23M
23.00 mi14:14:293:22:568:4912:11
9:44
#17905
24M
24.00 mi14:23:533:32:208:519:24
9:24
#17968
40K
24.85 mi14:32:103:40:378:538:17
9:41
#18029
25.2M
25.20 mi14:35:503:44:178:543:40
10:38
#18071
Finish
26.22 mi14:45:313:53:588:569:41
9:30
#18165
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi138393927392716886(Top 63%)5846(Top 51%)5846(Top 120%)
10K6.21 mi3.10 mi13963-1244022-954022-9514159(Top 53%)4155(Top 36%)4155(Top 85%)
15K9.32 mi3.11 mi14994-10314660-6384660-63816886(Top 63%)5846(Top 51%)5846(Top 120%)
20K12.43 mi3.11 mi16003-10095311-6515311-65118741(Top 70%)6932(Top 61%)6932(Top 142%)
Half13.11 mi0.68 mi16082-795363-525363-5217519(Top 66%)6202(Top 54%)6202(Top 127%)
25K15.53 mi2.42 mi16604-5225701-3385701-33818752(Top 70%)6989(Top 61%)6989(Top 143%)
30K18.64 mi3.11 mi17331-7276152-4516152-45120063(Top 75%)7800(Top 68%)7800(Top 160%)
20M20.00 mi1.36 mi17485-1546270-1186270-11818980(Top 71%)7286(Top 64%)7286(Top 149%)
21M21.00 mi1.00 mi17688-2036403-1336403-13319695(Top 74%)7760(Top 68%)7760(Top 159%)
35K21.75 mi0.75 mi17759-716461-586461-5819554(Top 73%)7679(Top 67%)7679(Top 157%)
23M23.00 mi1.25 mi17905-1466561-1006561-10019196(Top 72%)7520(Top 66%)7520(Top 154%)
24M24.00 mi1.00 mi17968-636606-456606-4518863(Top 71%)7366(Top 64%)7366(Top 151%)
40K24.85 mi0.85 mi18029-616657-516657-5118991(Top 71%)7487(Top 66%)7487(Top 153%)
25.2M25.20 mi0.35 mi18071-426688-316688-3119532(Top 73%)7797(Top 68%)7797(Top 160%)
Finish26.22 mi1.02 mi18165-946746-586746-5820140(Top 76%)8076(Top 71%)8076(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16886

Females

5846

F18-39

5846

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14159

Females

4155

F18-39

4155

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16886

Females

5846

F18-39

5846

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

18741

Females

6932

F18-39

6932

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

17519

Females

6202

F18-39

6202

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18752

Females

6989

F18-39

6989

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

20063

Females

7800

F18-39

7800

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

18980

Females

7286

F18-39

7286

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

19695

Females

7760

F18-39

7760

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

19554

Females

7679

F18-39

7679

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

19196

Females

7520

F18-39

7520

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18863

Females

7366

F18-39

7366

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18991

Females

7487

F18-39

7487

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19532

Females

7797

F18-39

7797

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20140

Females

8076

F18-39

8076

Passing Analysis

Category:
Athletes Passed
651
Passed By
4977
Net Change
-4326
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13839
5K → 10K232356-124#13839#13963
10K → 15K271058-1031#13963#14994
15K → 20K301039-1009#14994#16003
20K → Half1392-79#16003#16082
Half → 25K37559-522#16082#16604
25K → 30K48775-727#16604#17331
30K → 20M47201-154#17331#17485
20M → 21M35238-203#17485#17688
21M → 35K36107-71#17688#17759
35K → 23M44190-146#17759#17905
23M → 24M2992-63#17905#17968
24M → 40K3596-61#17968#18029
40K → 25.2M1658-42#18029#18071
25.2M → Finish22116-94#18071#18165
TOTALS6514977-4326
📊

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