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BOSTON MARATHON 2023

Carla Pederson

Bib: 24442•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F70-74)
#0 / 62
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:34
Rank: #22144
Start → 5K
29:34 | 9:31/mi
10K· 6.21 mi
59:54
Rank: #22723 (-579)
5K → 10K
30:20 | 9:46/mi
15K· 9.32 mi
1:30:40
Rank: #22960 (-237)
10K → 15K
30:46 | 9:54/mi
20K· 12.43 mi
2:01:56
Rank: #22974 (-14)
15K → 20K
31:16 | 10:04/mi
Half· 13.11 mi
2:08:48
Rank: #22999 (-25)
20K → Half
6:52 | 10:04/mi
25K· 15.53 mi
2:32:52
Rank: #22817 (+182)
Half → 25K
24:04 | 9:56/mi
30K· 18.64 mi
3:04:19
Rank: #22537 (+280)
25K → 30K
31:27 | 10:07/mi
20M
3:18:20
Rank: #22437 (+100)
30K → 20M
14:01 | 10:19/mi
21M
3:29:16
Rank: #22341 (+96)
20M → 21M
10:56 | 10:56/mi
35K· 21.75 mi
3:36:18
Rank: #22241 (+100)
21M → 35K
7:02 | 9:24/mi
23M
3:49:13
Rank: #22152 (+89)
35K → 23M
12:55 | 10:19/mi
24M
3:59:29
Rank: #22127 (+25)
23M → 24M
10:16 | 10:16/mi
40K· 24.85 mi
4:08:36
Rank: #22111 (+16)
24M → 40K
9:07 | 10:40/mi
25.2M
4:12:22
Rank: #22079 (+32)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
4:22:07
Rank: #22025 (+54)
25.2M → Finish
9:45 | 9:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:48
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:13:19
Pace10:10 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:4229:349:3129:34
9:31
-
10K
6.21 mi12:15:0259:549:3830:20
9:46
+0:15
15K
9.32 mi12:45:481:30:409:4430:46
9:54
+0:08
20K
12.43 mi13:17:042:01:569:4931:16
10:04
+0:10
Half
13.11 mi13:23:562:08:489:496:52
10:04
0:00
25K
15.53 mi13:48:002:32:529:5024:04
9:56
-0:08
30K
18.64 mi14:19:273:04:199:5331:27
10:07
+0:11
20M
20.00 mi14:33:283:18:209:5514:01
10:19
+0:12
21M
21.00 mi14:44:243:29:169:5810:56
10:56
+0:37
35K
21.75 mi14:51:263:36:189:577:02
9:24
-1:32
23M
23.00 mi15:04:213:49:139:5812:55
10:19
+0:55
24M
24.00 mi15:14:373:59:299:5910:16
10:16
-0:03
40K
24.85 mi15:23:444:08:3610:009:07
10:40
+0:24
25.2M
25.20 mi15:27:304:12:2210:013:46
10:55
+0:15
Finish
26.22 mi15:37:154:22:0710:009:45
9:34
-1:21

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

9:24 /mi

Average Pace

10:00 /mi

Slowest Pace

10:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:58:18

91% of race

Time at Steady Pace

23:49

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:00 /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 mi11:44:4229:349:3129:34
9:31
#22144
10K
6.21 mi12:15:0259:549:3830:20
9:46
#22723
15K
9.32 mi12:45:481:30:409:4430:46
9:54
#22960
20K
12.43 mi13:17:042:01:569:4931:16
10:04
#22974
Half
13.11 mi13:23:562:08:489:496:52
10:04
#22999
25K
15.53 mi13:48:002:32:529:5024:04
9:56
#22817
30K
18.64 mi14:19:273:04:199:5331:27
10:07
#22537
20M
20.00 mi14:33:283:18:209:5514:01
10:19
#22437
21M
21.00 mi14:44:243:29:169:5810:56
10:56
#22341
35K
21.75 mi14:51:263:36:189:577:02
9:24
#22241
23M
23.00 mi15:04:213:49:139:5812:55
10:19
#22152
24M
24.00 mi15:14:373:59:299:5910:16
10:16
#22127
40K
24.85 mi15:23:444:08:3610:009:07
10:40
#22111
25.2M
25.20 mi15:27:304:12:2210:013:46
10:55
#22079
Finish
26.22 mi15:37:154:22:0710:009:45
9:34
#22025
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi221448948894823310(Top 88%)9498(Top 83%)9498(Top 15319%)
10K6.21 mi3.10 mi22723-5799210-2629210-26223200(Top 87%)9443(Top 83%)9443(Top 15231%)
15K9.32 mi3.11 mi22960-2379334-1249334-12423310(Top 88%)9498(Top 83%)9498(Top 15319%)
20K12.43 mi3.11 mi22974-149332+29332+223052(Top 87%)9372(Top 82%)9372(Top 15116%)
Half13.11 mi0.68 mi22999-259344-129344-1223407(Top 88%)9574(Top 84%)9574(Top 15442%)
25K15.53 mi2.42 mi22817+1829262+829262+8222057(Top 83%)8867(Top 78%)8867(Top 14302%)
30K18.64 mi3.11 mi22537+2809151+1119151+11121350(Top 80%)8546(Top 75%)8546(Top 13784%)
20M20.00 mi1.36 mi22437+1009098+539098+5321316(Top 80%)8593(Top 75%)8593(Top 13860%)
21M21.00 mi1.00 mi22341+969049+499049+4920695(Top 78%)8291(Top 73%)8291(Top 13373%)
35K21.75 mi0.75 mi22241+1008996+538996+5319588(Top 74%)7713(Top 68%)7713(Top 12440%)
23M23.00 mi1.25 mi22152+898960+368960+3620873(Top 78%)8451(Top 74%)8451(Top 13631%)
24M24.00 mi1.00 mi22127+258952+88952+821495(Top 81%)8845(Top 77%)8845(Top 14266%)
40K24.85 mi0.85 mi22111+168950+28950+221639(Top 81%)8962(Top 78%)8962(Top 14455%)
25.2M25.20 mi0.35 mi22079+328937+138937+1320321(Top 76%)8234(Top 72%)8234(Top 13281%)
Finish26.22 mi1.02 mi22025+548914+238914+2320382(Top 77%)8239(Top 72%)8239(Top 13289%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

23310

Females

9498

F70-74

9498

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

23200

Females

9443

F70-74

9443

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

23310

Females

9498

F70-74

9498

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23052

Females

9372

F70-74

9372

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23407

Females

9574

F70-74

9574

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22057

Females

8867

F70-74

8867

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21350

Females

8546

F70-74

8546

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

21316

Females

8593

F70-74

8593

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20695

Females

8291

F70-74

8291

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19588

Females

7713

F70-74

7713

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20873

Females

8451

F70-74

8451

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21495

Females

8845

F70-74

8845

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21639

Females

8962

F70-74

8962

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20321

Females

8234

F70-74

8234

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20382

Females

8239

F70-74

8239

Passing Analysis

Category:
Athletes Passed
1385
Passed By
1266
Net Change
+119
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22144
5K → 10K62641-579#22144#22723
10K → 15K76313-237#22723#22960
15K → 20K124138-14#22960#22974
20K → Half1641-25#22974#22999
Half → 25K19715+182#22999#22817
25K → 30K29818+280#22817#22537
30K → 20M11010+100#22537#22437
20M → 21M10610+96#22437#22341
21M → 35K1011+100#22341#22241
35K → 23M10011+89#22241#22152
23M → 24M5227+25#22152#22127
24M → 40K4428+16#22127#22111
40K → 25.2M364+32#22111#22079
25.2M → Finish639+54#22079#22025
TOTALS13851266+119
📊

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