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BOSTON MARATHON 2023

Michelle Steinfest

NY

Bib: 26789 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
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
9:56/mi
30:52
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:43/mi
1:01:04
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:52/mi
1:31:44
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:06/mi
2:03:08
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:02/mi
2:09:59
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:12/mi
2:34:44
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:31/mi
3:07:23
↑ 181↓ 1480.2%
138 ft elev
20M
10:47/mi
3:22:02
↑ 64↓ 500.2%
148 ft elev
21M
11:15/mi
3:33:17
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:28/mi
3:41:07
↑ 17↓ 861.7%
156 ft elev
23M
10:37/mi
3:54:25
↑ 23↓ 630.6%
116 ft elev
24M
11:20/mi
4:05:45
↓ 821.3%
34 ft elev
40K· 24.85 mi
11:32/mi
4:15:37
↓ 200.3%
20 ft elev
25.2M
12:25/mi
4:19:54
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:16/mi
4:30:22
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
2:09:599:55 /mi⚡ faster
2nd Half
2:20:2310:43 /mi+8.0%
Positive split — 8.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
30:529:563.11 mi30:52
9:56
-
10K
1:01:049:503.10 mi30:12
9:43
-0:13
15K
1:31:449:513.11 mi30:40
9:52
+0:09
20K
2:03:089:543.11 mi31:24
10:06
+0:14
Half(13.11 mi)
2:09:599:550.68 mi6:51
10:02
-0:04
25K
2:34:449:582.42 mi24:45
10:12
+0:10
30K
3:07:2310:033.11 mi32:39
10:31
+0:19
20M
3:22:0210:061.36 mi14:39
10:47
+0:16
21M
3:33:1710:091.00 mi11:15
11:15
+0:28
35K
3:41:0710:100.75 mi7:50
10:28
-0:47
23M
3:54:2510:121.25 mi13:18
10:37
+0:09
24M
4:05:4510:141.00 mi11:20
11:20
+0:43
40K
4:15:3710:170.85 mi9:52
11:32
+0:12
25.2M
4:19:5410:190.35 mi4:17
12:25
+0:53
Finish(26.22 mi)
4:30:2210:191.02 mi10:28
10:16
-2:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:43 /mi

Average Pace

10:19 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:09:59

48% of race

Time at Steady Pace

1:43:39

38% of race

Time at Slower Pace

36:44

14% of race

Average Pace: 10:19 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi23297954895482324194679467
10K3.10 mi23226+719490+589490+582309793849384
15K3.11 mi23241-159481+99481+92324194679467
20K3.11 mi23221+209465+169465+162312994189418
Half(13.11 mi)0.68 mi23224-39469-49469-42336995529552
25K2.42 mi23098+1269411+589411+582263491869186
30K3.11 mi22909+1899332+799332+792223590369036
20M1.36 mi22864+459327+59327+52231791539153
21M1.00 mi22775+899291+369291+362139086818681
35K0.75 mi22764+119293-29293-22234292399239
23M1.25 mi22688+769256+379256+372161388598859
24M1.00 mi22735-479295-399295-392364999759975
40K0.85 mi22758-239313-189313-182327498099809
25.2M0.35 mi22764-69317-49317-42317997569756
Finish(26.22 mi)1.02 mi22759+59319-29319-22247993749374

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23241

Females

9467

F40-44

9467

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23097

Females

9384

F40-44

9384

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23241

Females

9467

F40-44

9467

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23129

Females

9418

F40-44

9418

20K→Half

12.4 - 13.1 mi

Top 88%
×2story building
+19ft-37ft

Overall

23369

Females

9552

F40-44

9552

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

22634

Females

9186

F40-44

9186

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22235

Females

9036

F40-44

9036

30K→20M

18.6 - 20.0 mi

Top 84%
×5story building
+64ft-50ft

Overall

22317

Females

9153

F40-44

9153

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

21390

Females

8681

F40-44

8681

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22342

Females

9239

F40-44

9239

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21613

Females

8859

F40-44

8859

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23649

Females

9975

F40-44

9975

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

23274

Females

9809

F40-44

9809

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23179

Females

9756

F40-44

9756

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

22479

Females

9374

F40-44

9374

Passing Analysis

Category:
▲Net Change
+0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#23297
5K → 10K
178249+71
#23297 → #23226
10K → 15K
150135-15
#23226 → #23241
15K → 20K
98118+20
#23241 → #23221
20K → Half
3532-3
#23221 → #23224
Half → 25K
44170+126
#23224 → #23098
25K → 30K
37226+189
#23098 → #22909
30K → 20M
3984+45
#22909 → #22864
20M → 21M
15104+89
#22864 → #22775
21M → 35K
2233+11
#22775 → #22764
35K → 23M
1591+76
#22764 → #22688
23M → 24M
7225-47
#22688 → #22735
24M → 40K
4623-23
#22735 → #22758
40K → 25.2M
1812-6
#22758 → #22764
25.2M → Finish
3035+5
#22764 → #22759
TOTALS
7991337+538
#23297 → #22759

Passing Visualized

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