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BOSTON MARATHON 2023

Betsy Walker

RI

Bib: 24492 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F65-69)
#0 / 221
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
9:54/mi
30:45
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:46/mi
1:01:05
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
9:49/mi
1:31:35
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:07/mi
2:03:01
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
9:59/mi
2:09:50
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
10:21/mi
2:34:56
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
10:44/mi
3:08:16
↑ 181↓ 1480.2%
138 ft elev
20M
10:40/mi
3:22:46
↑ 64↓ 500.2%
148 ft elev
21M
11:08/mi
3:33:54
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:35/mi
3:41:49
↑ 17↓ 861.7%
156 ft elev
23M
10:44/mi
3:55:15
↑ 23↓ 630.6%
116 ft elev
24M
10:41/mi
4:05:56
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:22/mi
4:14:48
↓ 200.3%
20 ft elev
25.2M
11:07/mi
4:18:38
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:54/mi
4:28:43
↑ 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
2:09:509:54 /mi⚡ faster
2nd Half
2:18:5310:36 /mi+7.0%
Positive split — 7.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0530:459:5430:45
9:54
-
10K
6.21 mi12:16:251:01:059:5030:20
9:46
-0:08
15K
9.32 mi12:46:551:31:359:5030:30
9:49
+0:03
20K
12.43 mi13:18:212:03:019:5431:26
10:07
+0:18
Half
13.11 mi13:25:102:09:509:546:49
9:59
-0:08
25K
15.53 mi13:50:162:34:569:5825:06
10:21
+0:22
30K
18.64 mi14:23:363:08:1610:0633:20
10:44
+0:23
20M
20.00 mi14:38:063:22:4610:0814:30
10:40
-0:04
21M
21.00 mi14:49:143:33:5410:1111:08
11:08
+0:28
35K
21.75 mi14:57:093:41:4910:127:55
10:35
-0:33
23M
23.00 mi15:10:353:55:1510:1413:26
10:44
+0:09
24M
24.00 mi15:21:164:05:5610:1510:41
10:41
-0:03
40K
24.85 mi15:30:084:14:4810:158:52
10:22
-0:19
25.2M
25.20 mi15:33:584:18:3810:163:50
11:07
+0:45
Finish
26.22 mi15:44:034:28:4310:1510:05
9:54
-1:13

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

9:46 /mi

Average Pace

10:15 /mi

Slowest Pace

11:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

4:13:45

94% of race

Time at Steady Pace

14:58

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:15 /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 mi11:46:0530:459:5430:45
9:54
#23191
10K
6.21 mi12:16:251:01:059:5030:20
9:46
#23232
15K
9.32 mi12:46:551:31:359:5030:30
9:49
#23215
20K
12.43 mi13:18:212:03:019:5431:26
10:07
#23188
Half
13.11 mi13:25:102:09:509:546:49
9:59
#23196
25K
15.53 mi13:50:162:34:569:5825:06
10:21
#23126
30K
18.64 mi14:23:363:08:1610:0633:20
10:44
#23047
20M
20.00 mi14:38:063:22:4610:0814:30
10:40
#22953
21M
21.00 mi14:49:143:33:5410:1111:08
11:08
#22851
35K
21.75 mi14:57:093:41:4910:127:55
10:35
#22846
23M
23.00 mi15:10:353:55:1510:1413:26
10:44
#22771
24M
24.00 mi15:21:164:05:5610:1510:41
10:41
#22751
40K
24.85 mi15:30:084:14:4810:158:52
10:22
#22685
25.2M
25.20 mi15:33:584:18:3810:163:50
11:07
#22662
Finish
26.22 mi15:44:034:28:4310:1510:05
9:54
#22626
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi23191948994892309293939393
10K6.21 mi3.10 mi23232-419495-69495-62320294459445
15K9.32 mi3.11 mi23215+179465+309465+302309293939393
20K12.43 mi3.11 mi23188+279452+139452+132314194239423
Half13.11 mi0.68 mi23196-89451+19451+12326794979497
25K15.53 mi2.42 mi23126+709426+259426+252293393539353
30K18.64 mi3.11 mi23047+799410+169410+162265192729272
20M20.00 mi1.36 mi22953+949372+389372+382209390389038
21M21.00 mi1.00 mi22851+1029326+469326+462112085278527
35K21.75 mi0.75 mi22846+59332-69332-62254393469346
23M23.00 mi1.25 mi22771+759307+259307+252184589938993
24M24.00 mi1.00 mi22751+209305+29305+22242993289328
40K24.85 mi0.85 mi22685+669273+329273+322093485658565
25.2M25.20 mi0.35 mi22662+239268+59268+52076084668466
Finish26.22 mi1.02 mi22626+369253+159253+152148488408840

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

23092

Females

9393

F65-69

9393

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

23202

Females

9445

F65-69

9445

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

23092

Females

9393

F65-69

9393

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23141

Females

9423

F65-69

9423

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

23267

Females

9497

F65-69

9497

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

22933

Females

9353

F65-69

9353

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

22651

Females

9272

F65-69

9272

30K→20M

18.6 - 20.0 mi

Top 83%
×5story building
+64ft-50ft

Overall

22093

Females

9038

F65-69

9038

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

21120

Females

8527

F65-69

8527

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22543

Females

9346

F65-69

9346

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

21845

Females

8993

F65-69

8993

23M→24M

23.0 - 24.0 mi

Top 84%
×6story building
+12ft-82ft

Overall

22429

Females

9328

F65-69

9328

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

20934

Females

8565

F65-69

8565

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20760

Females

8466

F65-69

8466

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21484

Females

8840

F65-69

8840

Passing Analysis

Category:
Athletes Passed
1347
Passed By
782
Net Change
+565
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23191
5K → 10K197238-41#23191#23232
10K → 15K152135+17#23232#23215
15K → 20K128101+27#23215#23188
20K → Half2533-8#23188#23196
Half → 25K13969+70#23196#23126
25K → 30K15475+79#23126#23047
30K → 20M11622+94#23047#22953
20M → 21M1119+102#22953#22851
21M → 35K3429+5#22851#22846
35K → 23M9318+75#22846#22771
23M → 24M4727+20#22771#22751
24M → 40K715+66#22751#22685
40K → 25.2M263+23#22685#22662
25.2M → Finish5418+36#22662#22626
TOTALS1347782+565

Passing Charts

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