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BOSTON MARATHON 2023

Kara Ollick

Bib: 21081•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 46%
Division (F45-49)
#0 / 1817
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
8:42/mi
27:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:25/mi
53:10
↑ 79↓ 1380.4%
15K· 9.32 mi
8:22/mi
1:19:10
↑ 67↓ 78
20K· 12.43 mi
8:43/mi
1:46:16
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:52:07
↑ 19↓ 370.5%
25K· 15.53 mi
8:41/mi
2:13:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:40:12
↑ 181↓ 1480.2%
20M
8:59/mi
2:52:24
↑ 64↓ 500.2%
21M
9:27/mi
3:01:51
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
3:08:32
↑ 17↓ 861.7%
23M
9:45/mi
3:20:45
↑ 23↓ 630.6%
24M
9:08/mi
3:29:53
↓ 821.3%
40K· 24.85 mi
9:21/mi
3:37:53
↓ 200.3%
25.2M
9:31/mi
3:41:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:26/mi
3:49:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:07
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time1:57:39
Pace8:58 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3527:028:4227:02
8:42
-
10K
6.21 mi11:46:4353:108:3326:08
8:25
-0:17
15K
9.32 mi12:12:431:19:108:3026:00
8:22
-0:03
20K
12.43 mi12:39:491:46:168:3327:06
8:43
+0:21
Half
13.11 mi12:45:401:52:078:335:51
8:34
-0:09
25K
15.53 mi13:06:432:13:108:3421:03
8:41
+0:07
30K
18.64 mi13:33:452:40:128:3627:02
8:42
+0:01
20M
20.00 mi13:45:572:52:248:3712:12
8:59
+0:17
21M
21.00 mi13:55:243:01:518:409:27
9:27
+0:28
35K
21.75 mi14:02:053:08:328:406:41
8:56
-0:31
23M
23.00 mi14:14:183:20:458:4412:13
9:45
+0:49
24M
24.00 mi14:23:263:29:538:459:08
9:08
-0:37
40K
24.85 mi14:31:263:37:538:468:00
9:21
+0:13
25.2M
25.20 mi14:34:433:41:108:473:17
9:31
+0:10
Finish
26.22 mi14:43:193:49:468:468:36
8:26
-1:05

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

8:22 /mi

Average Pace

8:46 /mi

Slowest Pace

9:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:16:49

86% of race

Time at Steady Pace

32:57

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:46 /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 mi11:20:3527:028:4227:02
8:42
#18900
10K
6.21 mi11:46:4353:108:3326:08
8:25
#18232
15K
9.32 mi12:12:431:19:108:3026:00
8:22
#17819
20K
12.43 mi12:39:491:46:168:3327:06
8:43
#17897
Half
13.11 mi12:45:401:52:078:335:51
8:34
#17916
25K
15.53 mi13:06:432:13:108:3421:03
8:41
#17774
30K
18.64 mi13:33:452:40:128:3627:02
8:42
#17313
20M
20.00 mi13:45:572:52:248:3712:12
8:59
#17251
21M
21.00 mi13:55:243:01:518:409:27
9:27
#17152
35K
21.75 mi14:02:053:08:328:406:41
8:56
#17164
23M
23.00 mi14:14:183:20:458:4412:13
9:45
#17340
24M
24.00 mi14:23:263:29:538:459:08
9:08
#17371
40K
24.85 mi14:31:263:37:538:468:00
9:21
#17401
25.2M
25.20 mi14:34:433:41:108:473:17
9:31
#17361
Finish
26.22 mi14:43:193:49:468:468:36
8:26
#17293
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi189007137713716975(Top 64%)5896(Top 52%)5896(Top 324%)
10K6.21 mi3.10 mi18232+6686656+4816656+48117660(Top 66%)6281(Top 55%)6281(Top 346%)
15K9.32 mi3.11 mi17819+4136414+2426414+24216975(Top 64%)5896(Top 52%)5896(Top 324%)
20K12.43 mi3.11 mi17897-786464-506464-5018256(Top 69%)6641(Top 58%)6641(Top 365%)
Half13.11 mi0.68 mi17916-196472-86472-818205(Top 68%)6600(Top 58%)6600(Top 363%)
25K15.53 mi2.42 mi17774+1426400+726400+7217294(Top 65%)6167(Top 54%)6167(Top 339%)
30K18.64 mi3.11 mi17313+4616143+2576143+25715528(Top 58%)5234(Top 46%)5234(Top 288%)
20M20.00 mi1.36 mi17251+626128+156128+1516439(Top 62%)5834(Top 51%)5834(Top 321%)
21M21.00 mi1.00 mi17152+996080+486080+4815762(Top 59%)5497(Top 48%)5497(Top 303%)
35K21.75 mi0.75 mi17164-126094-146094-1417643(Top 66%)6629(Top 58%)6629(Top 365%)
23M23.00 mi1.25 mi17340-1766220-1266220-12619290(Top 72%)7573(Top 66%)7573(Top 417%)
24M24.00 mi1.00 mi17371-316252-326252-3217810(Top 67%)6803(Top 60%)6803(Top 374%)
40K24.85 mi0.85 mi17401-306282-306282-3017793(Top 67%)6834(Top 60%)6834(Top 376%)
25.2M25.20 mi0.35 mi17361+406273+96273+915358(Top 58%)5519(Top 48%)5519(Top 304%)
Finish26.22 mi1.02 mi17293+686237+366237+3615053(Top 57%)5288(Top 46%)5288(Top 291%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16975

Females

5896

F45-49

5896

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

17660

Females

6281

F45-49

6281

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16975

Females

5896

F45-49

5896

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

18256

Females

6641

F45-49

6641

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

18205

Females

6600

F45-49

6600

Half→25K

13.1 - 15.5 mi

Top 65%
×4story building
+66ft-88ft

Overall

17294

Females

6167

F45-49

6167

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

15528

Females

5234

F45-49

5234

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

16439

Females

5834

F45-49

5834

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15762

Females

5497

F45-49

5497

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

17643

Females

6629

F45-49

6629

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

19290

Females

7573

F45-49

7573

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17810

Females

6803

F45-49

6803

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17793

Females

6834

F45-49

6834

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15358

Females

5519

F45-49

5519

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15053

Females

5288

F45-49

5288

Passing Analysis

Category:
Athletes Passed
2693
Passed By
1086
Net Change
+1607
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18900
5K → 10K810142+668#18900#18232
10K → 15K47057+413#18232#17819
15K → 20K136214-78#17819#17897
20K → Half2342-19#17897#17916
Half → 25K19856+142#17916#17774
25K → 30K47615+461#17774#17313
30K → 20M11351+62#17313#17251
20M → 21M13637+99#17251#17152
21M → 35K4052-12#17152#17164
35K → 23M37213-176#17164#17340
23M → 24M5687-31#17340#17371
24M → 40K4777-30#17371#17401
40K → 25.2M5414+40#17401#17361
25.2M → Finish9729+68#17361#17293
TOTALS26931086+1607
📊

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