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BOSTON MARATHON 2023

Olivia Young

Bib: 8770•F

PA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Female)
#0 / 11423
Top 2%
Division (F18-39)
#0 / 4884
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:21
Rank: #2564
Start → 5K
20:21 | 6:33/mi
10K· 6.21 mi
40:40
Rank: #2774 (-210)
5K → 10K
20:19 | 6:32/mi
15K· 9.32 mi
1:01:22
Rank: #3091 (-317)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:22:20
Rank: #3261 (-170)
15K → 20K
20:58 | 6:45/mi
Half· 13.11 mi
1:26:52
Rank: #3281 (-20)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:43:14
Rank: #3322 (-41)
Half → 25K
16:22 | 6:45/mi
30K· 18.64 mi
2:05:07
Rank: #3544 (-222)
25K → 30K
21:53 | 7:03/mi
20M
2:14:49
Rank: #3628 (-84)
30K → 20M
9:42 | 7:08/mi
21M
2:22:11
Rank: #3622 (+6)
20M → 21M
7:22 | 7:22/mi
35K· 21.75 mi
2:27:18
Rank: #3649 (-27)
21M → 35K
5:07 | 6:50/mi
23M
2:35:49
Rank: #3524 (+125)
35K → 23M
8:31 | 6:48/mi
24M
2:42:23
Rank: #3452 (+72)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:48:09
Rank: #3386 (+66)
24M → 40K
5:46 | 6:45/mi
25.2M
2:50:39
Rank: #3353 (+33)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:57:27
Rank: #3319 (+34)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:52
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:30:35
Pace6:55 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2920:216:3320:21
6:33
-
10K
6.21 mi11:05:4840:406:3320:19
6:32
-0:01
15K
9.32 mi11:26:301:01:226:3520:42
6:40
+0:08
20K
12.43 mi11:47:281:22:206:3820:58
6:45
+0:05
Half
13.11 mi11:52:001:26:526:384:32
6:39
-0:06
25K
15.53 mi12:08:221:43:146:3916:22
6:45
+0:06
30K
18.64 mi12:30:152:05:076:4321:53
7:03
+0:18
20M
20.00 mi12:39:572:14:496:449:42
7:08
+0:05
21M
21.00 mi12:47:192:22:116:467:22
7:22
+0:14
35K
21.75 mi12:52:262:27:186:465:07
6:50
-0:32
23M
23.00 mi13:00:572:35:496:468:31
6:48
-0:02
24M
24.00 mi13:07:312:42:236:466:34
6:34
-0:14
40K
24.85 mi13:13:172:48:096:465:46
6:45
+0:11
25.2M
25.20 mi13:15:472:50:396:462:30
7:15
+0:30
Finish
26.22 mi13:22:352:57:276:466:48
6:40
-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

6:32 /mi

Average Pace

6:46 /mi

Slowest Pace

7:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:35

94% of race

Time at Steady Pace

9:52

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:45:2920:216:3320:21
6:33
#2564
10K
6.21 mi11:05:4840:406:3320:19
6:32
#2774
15K
9.32 mi11:26:301:01:226:3520:42
6:40
#3091
20K
12.43 mi11:47:281:22:206:3820:58
6:45
#3261
Half
13.11 mi11:52:001:26:526:384:32
6:39
#3281
25K
15.53 mi12:08:221:43:146:3916:22
6:45
#3322
30K
18.64 mi12:30:152:05:076:4321:53
7:03
#3544
20M
20.00 mi12:39:572:14:496:449:42
7:08
#3628
21M
21.00 mi12:47:192:22:116:467:22
7:22
#3622
35K
21.75 mi12:52:262:27:186:465:07
6:50
#3649
23M
23.00 mi13:00:572:35:496:468:31
6:48
#3524
24M
24.00 mi13:07:312:42:236:466:34
6:34
#3452
40K
24.85 mi13:13:172:48:096:465:46
6:45
#3386
25.2M
25.20 mi13:15:472:50:396:462:30
7:15
#3353
Finish
26.22 mi13:22:352:57:276:466:48
6:40
#3319
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25641181183804(Top 14%)221(Top 2%)221(Top 5%)
10K6.21 mi3.10 mi2774-210127-9127-93060(Top 11%)137(Top 1%)137(Top 3%)
15K9.32 mi3.11 mi3091-317143-16143-163804(Top 14%)221(Top 2%)221(Top 5%)
20K12.43 mi3.11 mi3261-170157-14157-143978(Top 15%)232(Top 2%)232(Top 5%)
Half13.11 mi0.68 mi3281-20158-1158-13914(Top 15%)226(Top 2%)226(Top 5%)
25K15.53 mi2.42 mi3322-41159-1159-13769(Top 14%)219(Top 2%)219(Top 4%)
30K18.64 mi3.11 mi3544-222186-27186-274641(Top 17%)346(Top 3%)346(Top 7%)
20M20.00 mi1.36 mi3628-84195-9195-94822(Top 18%)419(Top 4%)419(Top 9%)
21M21.00 mi1.00 mi3622+6194+1194+14001(Top 15%)307(Top 3%)307(Top 6%)
35K21.75 mi0.75 mi3649-27201-7201-74483(Top 17%)379(Top 3%)379(Top 8%)
23M23.00 mi1.25 mi3524+125192+9192+92700(Top 10%)169(Top 1%)169(Top 3%)
24M24.00 mi1.00 mi3452+72187+5187+52429(Top 9%)161(Top 1%)161(Top 3%)
40K24.85 mi0.85 mi3386+66184+3184+32595(Top 10%)194(Top 2%)194(Top 4%)
25.2M25.20 mi0.35 mi3353+33182+2182+22801(Top 11%)220(Top 2%)220(Top 5%)
Finish26.22 mi1.02 mi3319+34180+2180+23396(Top 13%)345(Top 3%)345(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3804

Females

221

F18-39

221

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

3060

Females

137

F18-39

137

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3804

Females

221

F18-39

221

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3978

Females

232

F18-39

232

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3914

Females

226

F18-39

226

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3769

Females

219

F18-39

219

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4641

Females

346

F18-39

346

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4822

Females

419

F18-39

419

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4001

Females

307

F18-39

307

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4483

Females

379

F18-39

379

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2700

Females

169

F18-39

169

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2429

Females

161

F18-39

161

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2595

Females

194

F18-39

194

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2801

Females

220

F18-39

220

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3396

Females

345

F18-39

345

Passing Analysis

Category:
Athletes Passed
748
Passed By
1503
Net Change
-755
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2564
5K → 10K71281-210#2564#2774
10K → 15K17334-317#2774#3091
15K → 20K38208-170#3091#3261
20K → Half1232-20#3261#3281
Half → 25K5899-41#3281#3322
25K → 30K38260-222#3322#3544
30K → 20M38122-84#3544#3628
20M → 21M5347+6#3628#3622
21M → 35K2350-27#3622#3649
35K → 23M1327+125#3649#3524
23M → 24M8311+72#3524#3452
24M → 40K759+66#3452#3386
40K → 25.2M385+33#3386#3353
25.2M → Finish7238+34#3353#3319
TOTALS7481503-755
📊

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