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BOSTON MARATHON 2023

Sarah Gray

Bib: 11184•F

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 27%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
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
7:19/mi
22:43
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
44:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:15/mi
1:07:03
↑ 67↓ 78
20K· 12.43 mi
7:27/mi
1:30:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:04/mi
1:35:00
↑ 19↓ 370.5%
25K· 15.53 mi
7:22/mi
1:52:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:35/mi
2:16:26
↑ 181↓ 1480.2%
20M
7:52/mi
2:27:07
↑ 64↓ 500.2%
21M
8:22/mi
2:35:29
↑ 106↓ 241.6%
35K· 21.75 mi
7:13/mi
2:40:53
↑ 17↓ 861.7%
23M
7:39/mi
2:50:28
↑ 23↓ 630.6%
24M
7:09/mi
2:57:37
↓ 821.3%
40K· 24.85 mi
7:12/mi
3:03:46
↓ 200.3%
25.2M
7:41/mi
3:06:25
↑ 13↓ 160.2%
Finish· 26.22 mi
7:02/mi
3:13:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:00
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:38:35
Pace7:31 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1122:437:1922:43
7:19
-
10K
6.21 mi11:12:0044:327:1021:49
7:01
-0:18
15K
9.32 mi11:34:311:07:037:1222:31
7:15
+0:14
20K
12.43 mi11:57:391:30:117:1523:08
7:27
+0:12
Half
13.11 mi12:02:281:35:007:154:49
7:04
-0:23
25K
15.53 mi12:20:201:52:527:1617:52
7:22
+0:18
30K
18.64 mi12:43:542:16:267:1923:34
7:35
+0:13
20M
20.00 mi12:54:352:27:077:2110:41
7:52
+0:17
21M
21.00 mi13:02:572:35:297:248:22
8:22
+0:30
35K
21.75 mi13:08:212:40:537:245:24
7:13
-1:09
23M
23.00 mi13:17:562:50:287:259:35
7:39
+0:26
24M
24.00 mi13:25:052:57:377:247:09
7:09
-0:30
40K
24.85 mi13:31:143:03:467:246:09
7:12
+0:03
25.2M
25.20 mi13:33:533:06:257:242:39
7:41
+0:29
Finish
26.22 mi13:41:033:13:357:237:10
7:02
-0:39

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

7:01 /mi

Average Pace

7:23 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:32

90% of race

Time at Steady Pace

10:41

6% of race

Time at Slower Pace

8:22

4% of race

Average Pace: 7:23 /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 mi10:50:1122:437:1922:43
7:19
#8188
10K
6.21 mi11:12:0044:327:1021:49
7:01
#7554
15K
9.32 mi11:34:311:07:037:1222:31
7:15
#7713
20K
12.43 mi11:57:391:30:117:1523:08
7:27
#7949
Half
13.11 mi12:02:281:35:007:154:49
7:04
#7886
25K
15.53 mi12:20:201:52:527:1617:52
7:22
#7834
30K
18.64 mi12:43:542:16:267:1923:34
7:35
#7773
20M
20.00 mi12:54:352:27:077:2110:41
7:52
#7835
21M
21.00 mi13:02:572:35:297:248:22
8:22
#7895
35K
21.75 mi13:08:212:40:537:245:24
7:13
#7834
23M
23.00 mi13:17:562:50:287:259:35
7:39
#7776
24M
24.00 mi13:25:052:57:377:247:09
7:09
#7624
40K
24.85 mi13:31:143:03:467:246:09
7:12
#7487
25.2M
25.20 mi13:33:533:06:257:242:39
7:41
#7451
Finish
26.22 mi13:41:033:13:357:237:10
7:02
#7314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8188107610768142(Top 31%)1118(Top 10%)1118(Top 23%)
10K6.21 mi3.10 mi7554+634871+205871+2056984(Top 26%)745(Top 7%)745(Top 15%)
15K9.32 mi3.11 mi7713-159934-63934-638142(Top 31%)1118(Top 10%)1118(Top 23%)
20K12.43 mi3.11 mi7949-2361034-1001034-1008880(Top 33%)1435(Top 13%)1435(Top 29%)
Half13.11 mi0.68 mi7886+631013+211013+216981(Top 26%)765(Top 7%)765(Top 16%)
25K15.53 mi2.42 mi7834+521018-51018-57769(Top 29%)1110(Top 10%)1110(Top 23%)
30K18.64 mi3.11 mi7773+611031-131031-137845(Top 29%)1238(Top 11%)1238(Top 25%)
20M20.00 mi1.36 mi7835-621071-401071-409311(Top 35%)1930(Top 17%)1930(Top 40%)
21M21.00 mi1.00 mi7895-601104-331104-339647(Top 36%)2203(Top 19%)2203(Top 45%)
35K21.75 mi0.75 mi7834+611097+71097+76677(Top 25%)979(Top 9%)979(Top 20%)
23M23.00 mi1.25 mi7776+581098-11098-17473(Top 28%)1360(Top 12%)1360(Top 28%)
24M24.00 mi1.00 mi7624+1521063+351063+355502(Top 21%)727(Top 6%)727(Top 15%)
40K24.85 mi0.85 mi7487+1371047+161047+164890(Top 18%)620(Top 5%)620(Top 13%)
25.2M25.20 mi0.35 mi7451+361046+11046+14884(Top 18%)691(Top 6%)691(Top 14%)
Finish26.22 mi1.02 mi7314+1371019+271019+275431(Top 20%)878(Top 8%)878(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8142

Females

1118

F18-39

1118

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

6984

Females

745

F18-39

745

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8142

Females

1118

F18-39

1118

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8880

Females

1435

F18-39

1435

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6981

Females

765

F18-39

765

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

7769

Females

1110

F18-39

1110

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7845

Females

1238

F18-39

1238

30K→20M

18.6 - 20.0 mi

Top 35%
×5story building
+64ft-50ft

Overall

9311

Females

1930

F18-39

1930

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

9647

Females

2203

F18-39

2203

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6677

Females

979

F18-39

979

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7473

Females

1360

F18-39

1360

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5502

Females

727

F18-39

727

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4890

Females

620

F18-39

620

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4884

Females

691

F18-39

691

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5431

Females

878

F18-39

878

Passing Analysis

Category:
Athletes Passed
1937
Passed By
1063
Net Change
+874
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8188
5K → 10K68652+634#8188#7554
10K → 15K74233-159#7554#7713
15K → 20K59295-236#7713#7949
20K → Half663+63#7949#7886
Half → 25K12169+52#7886#7834
25K → 30K170109+61#7834#7773
30K → 20M46108-62#7773#7835
20M → 21M49109-60#7835#7895
21M → 35K7615+61#7895#7834
35K → 23M10244+58#7834#7776
23M → 24M1564+152#7776#7624
24M → 40K1447+137#7624#7487
40K → 25.2M393+36#7487#7451
25.2M → Finish14912+137#7451#7314
TOTALS19371063+874
📊

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