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BOSTON MARATHON 2023

Patricia Stein

MD

Bib: 16812 F

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 42%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:21/mi
25:56
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:21/mi
51:53
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:23/mi
1:17:55
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:25/mi
1:44:05
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:18/mi
1:49:45
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:24/mi
2:10:06
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:26/mi
2:36:19
↑ 181↓ 1480.2%
138 ft elev
20M
8:26/mi
2:47:46
↑ 64↓ 500.2%
148 ft elev
21M
8:50/mi
2:56:36
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:13/mi
3:02:45
↑ 17↓ 861.7%
156 ft elev
23M
8:20/mi
3:13:11
↑ 23↓ 630.6%
116 ft elev
24M
8:09/mi
3:21:20
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:14/mi
3:28:22
↓ 200.3%
20 ft elev
25.2M
8:30/mi
3:31:18
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:49/mi
3:39:16
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:49:45
Pace8:22 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:49:31
Pace8:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1525:568:2125:56
8:21
-
10K
6.21 mi11:42:1251:538:2125:57
8:21
0:00
15K
9.32 mi12:08:141:17:558:2226:02
8:23
+0:02
20K
12.43 mi12:34:241:44:058:2326:10
8:25
+0:02
Half
13.11 mi12:40:041:49:458:225:40
8:18
-0:07
25K
15.53 mi13:00:252:10:068:2320:21
8:24
+0:06
30K
18.64 mi13:26:382:36:198:2326:13
8:26
+0:02
20M
20.00 mi13:38:052:47:468:2311:27
8:26
0:00
21M
21.00 mi13:46:552:56:368:258:50
8:50
+0:24
35K
21.75 mi13:53:043:02:458:246:09
8:13
-0:37
23M
23.00 mi14:03:303:13:118:2410:26
8:20
+0:07
24M
24.00 mi14:11:393:21:208:238:09
8:09
-0:11
40K
24.85 mi14:18:413:28:228:237:02
8:14
+0:05
25.2M
25.20 mi14:21:373:31:188:232:56
8:30
+0:16
Finish
26.22 mi14:29:353:39:168:227:58
7:49
-0:41

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

7:49 /mi

Average Pace

8:22 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:30:26

96% of race

Time at Steady Pace

8:50

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:22 /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 mi11:16:1525:568:2125:56
8:21
#16479
10K
6.21 mi11:42:1251:538:2125:57
8:21
#16852
15K
9.32 mi12:08:141:17:558:2226:02
8:23
#16917
20K
12.43 mi12:34:241:44:058:2326:10
8:25
#16768
Half
13.11 mi12:40:041:49:458:225:40
8:18
#16773
25K
15.53 mi13:00:252:10:068:2320:21
8:24
#16577
30K
18.64 mi13:26:382:36:198:2326:13
8:26
#16055
20M
20.00 mi13:38:052:47:468:2311:27
8:26
#15811
21M
21.00 mi13:46:552:56:368:258:50
8:50
#15592
35K
21.75 mi13:53:043:02:458:246:09
8:13
#15514
23M
23.00 mi14:03:303:13:118:2410:26
8:20
#15286
24M
24.00 mi14:11:393:21:208:238:09
8:09
#15131
40K
24.85 mi14:18:413:28:228:237:02
8:14
#14993
25.2M
25.20 mi14:21:373:31:188:232:56
8:30
#14903
Finish
26.22 mi14:29:353:39:168:227:58
7:49
#14745
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi164795588558817027(Top 64%)5931(Top 52%)5931(Top 121%)
10K6.21 mi3.10 mi16852-3735809-2215809-22117256(Top 65%)6031(Top 53%)6031(Top 123%)
15K9.32 mi3.11 mi16917-655862-535862-5317027(Top 64%)5931(Top 52%)5931(Top 121%)
20K12.43 mi3.11 mi16768+1495783+795783+7916379(Top 62%)5574(Top 49%)5574(Top 114%)
Half13.11 mi0.68 mi16773-55782+15782+116514(Top 62%)5597(Top 49%)5597(Top 115%)
25K15.53 mi2.42 mi16577+1965681+1015681+10115542(Top 58%)5161(Top 45%)5161(Top 106%)
30K18.64 mi3.11 mi16055+5225408+2735408+27313940(Top 52%)4301(Top 38%)4301(Top 88%)
20M20.00 mi1.36 mi15811+2445281+1275281+12713203(Top 50%)3972(Top 35%)3972(Top 81%)
21M21.00 mi1.00 mi15592+2195174+1075174+10712482(Top 47%)3681(Top 32%)3681(Top 75%)
35K21.75 mi0.75 mi15514+785142+325142+3213640(Top 51%)4375(Top 38%)4375(Top 90%)
23M23.00 mi1.25 mi15286+2285019+1235019+12312173(Top 46%)3623(Top 32%)3623(Top 74%)
24M24.00 mi1.00 mi15131+1554936+834936+8312303(Top 46%)3763(Top 33%)3763(Top 77%)
40K24.85 mi0.85 mi14993+1384870+664870+6611596(Top 44%)3474(Top 30%)3474(Top 71%)
25.2M25.20 mi0.35 mi14903+904827+434827+439704(Top 36%)2587(Top 23%)2587(Top 53%)
Finish26.22 mi1.02 mi14745+1584756+714756+7110860(Top 41%)3134(Top 27%)3134(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

17027

Females

5931

F18-39

5931

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17256

Females

6031

F18-39

6031

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

17027

Females

5931

F18-39

5931

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

16379

Females

5574

F18-39

5574

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

16514

Females

5597

F18-39

5597

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15542

Females

5161

F18-39

5161

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13940

Females

4301

F18-39

4301

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13203

Females

3972

F18-39

3972

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12482

Females

3681

F18-39

3681

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13640

Females

4375

F18-39

4375

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12173

Females

3623

F18-39

3623

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12303

Females

3763

F18-39

3763

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11596

Females

3474

F18-39

3474

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9704

Females

2587

F18-39

2587

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10860

Females

3134

F18-39

3134

Passing Analysis

Category:
Athletes Passed
2742
Passed By
1008
Net Change
+1734
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16479
5K → 10K159532-373#16479#16852
10K → 15K172237-65#16852#16917
15K → 20K251102+149#16917#16768
20K → Half2126-5#16768#16773
Half → 25K23539+196#16773#16577
25K → 30K53513+522#16577#16055
30K → 20M2473+244#16055#15811
20M → 21M23112+219#15811#15592
21M → 35K8810+78#15592#15514
35K → 23M2357+228#15514#15286
23M → 24M1638+155#15286#15131
24M → 40K1468+138#15131#14993
40K → 25.2M900+90#14993#14903
25.2M → Finish16911+158#14903#14745
TOTALS27421008+1734
📊

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