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BOSTON MARATHON 2023

Catherine Saccany

Bib: 24553•F

IL

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
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
12:05/mi
37:32
↑ 97↓ 3451.5%
10K· 6.21 mi
12:32/mi
1:16:27
↑ 79↓ 1380.4%
15K· 9.32 mi
12:31/mi
1:55:19
↑ 67↓ 78
20K· 12.43 mi
13:44/mi
2:37:58
↑ 106↓ 860.1%
Half· 13.11 mi
12:10/mi
2:46:16
↑ 19↓ 370.5%
25K· 15.53 mi
16:08/mi
3:25:24
↑ 66↓ 880.2%
30K· 18.64 mi
14:00/mi
4:08:53
↑ 181↓ 1480.2%
20M
13:40/mi
4:27:28
↑ 64↓ 500.2%
21M
15:18/mi
4:42:46
↑ 106↓ 241.6%
35K· 21.75 mi
13:37/mi
4:52:57
↑ 17↓ 861.7%
23M
13:15/mi
5:09:33
↑ 23↓ 630.6%
24M
11:58/mi
5:21:31
↓ 821.3%
40K· 24.85 mi
12:48/mi
5:32:28
↓ 200.3%
25.2M
15:40/mi
5:37:52
↑ 13↓ 160.2%
Finish· 26.22 mi
11:57/mi
5:50:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:46:16
Pace12:41 /mi
2nd Half
Distance13.11 mi
Time3:03:47
Pace14:01 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:4737:3212:0537:32
12:05
-
10K
6.21 mi12:31:421:16:2712:1838:55
12:32
+0:27
15K
9.32 mi13:10:341:55:1912:2238:52
12:31
-0:01
20K
12.43 mi13:53:132:37:5812:4342:39
13:44
+1:13
Half
13.11 mi14:01:312:46:1612:418:18
12:10
-1:34
25K
15.53 mi14:40:393:25:2413:1339:08
16:08
+3:58
30K
18.64 mi15:24:084:08:5313:2143:29
14:00
-2:08
20M
20.00 mi15:42:434:27:2813:2218:35
13:40
-0:20
21M
21.00 mi15:58:014:42:4613:2815:18
15:18
+1:38
35K
21.75 mi16:08:124:52:5713:2810:11
13:37
-1:41
23M
23.00 mi16:24:485:09:3313:2816:36
13:15
-0:22
24M
24.00 mi16:36:465:21:3113:2411:58
11:58
-1:17
40K
24.85 mi16:47:435:32:2813:2310:57
12:48
+0:50
25.2M
25.20 mi16:53:075:37:5213:245:24
15:40
+2:52
Finish
26.22 mi17:05:185:50:0313:2212:11
11:57
-3:43

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

11:57 /mi

Average Pace

13:22 /mi

Slowest Pace

16:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:46

42% of race

Time at Steady Pace

1:38:58

28% of race

Time at Slower Pace

1:43:19

30% of race

Average Pace: 13:21 /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 mi11:52:4737:3212:0537:32
12:05
#26455
10K
6.21 mi12:31:421:16:2712:1838:55
12:32
#26480
15K
9.32 mi13:10:341:55:1912:2238:52
12:31
#26450
20K
12.43 mi13:53:132:37:5812:4342:39
13:44
#26484
Half
13.11 mi14:01:312:46:1612:418:18
12:10
#26469
25K
15.53 mi14:40:393:25:2413:1339:08
16:08
#26565
30K
18.64 mi15:24:084:08:5313:2143:29
14:00
#26518
20M
20.00 mi15:42:434:27:2813:2218:35
13:40
#26504
21M
21.00 mi15:58:014:42:4613:2815:18
15:18
#26494
35K
21.75 mi16:08:124:52:5713:2810:11
13:37
#26489
23M
23.00 mi16:24:485:09:3313:2816:36
13:15
#26450
24M
24.00 mi16:36:465:21:3113:2411:58
11:58
#26408
40K
24.85 mi16:47:435:32:2813:2310:57
12:48
#26374
25.2M
25.20 mi16:53:075:37:5213:245:24
15:40
#26372
Finish
26.22 mi17:05:185:50:0313:2212:11
11:57
#26351
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi26455113291132926323(Top 99%)11251(Top 98%)11251(Top 18147%)
10K6.21 mi3.10 mi26480-2511347-1811347-1826479(Top 99%)11348(Top 99%)11348(Top 18303%)
15K9.32 mi3.11 mi26450+3011329+1811329+1826323(Top 99%)11251(Top 98%)11251(Top 18147%)
20K12.43 mi3.11 mi26484-3411351-2211351-2226483(Top 99%)11340(Top 99%)11340(Top 18290%)
Half13.11 mi0.68 mi26469+1511340+1111340+1125985(Top 98%)11052(Top 97%)11052(Top 17826%)
25K15.53 mi2.42 mi26565-9611400-6011400-6026607(Top 100%)11415(Top 100%)11415(Top 18411%)
30K18.64 mi3.11 mi26518+4711371+2911371+2926030(Top 98%)11114(Top 97%)11114(Top 17926%)
20M20.00 mi1.36 mi26504+1411360+1111360+1125654(Top 96%)10938(Top 96%)10938(Top 17642%)
21M21.00 mi1.00 mi26494+1011354+611354+625907(Top 97%)11057(Top 97%)11057(Top 17834%)
35K21.75 mi0.75 mi26489+511349+511349+525960(Top 98%)11120(Top 97%)11120(Top 17935%)
23M23.00 mi1.25 mi26450+3911323+2611323+2625330(Top 95%)10809(Top 95%)10809(Top 17434%)
24M24.00 mi1.00 mi26408+4211301+2211301+2224501(Top 92%)10431(Top 91%)10431(Top 16824%)
40K24.85 mi0.85 mi26374+3411283+1811283+1824785(Top 93%)10564(Top 92%)10564(Top 17039%)
25.2M25.20 mi0.35 mi26372+2112831128326001(Top 98%)11171(Top 98%)11171(Top 18018%)
Finish26.22 mi1.02 mi26351+2111276+711276+725200(Top 95%)10774(Top 94%)10774(Top 17377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

26323

Females

11251

F70-74

11251

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26479

Females

11348

F70-74

11348

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

26323

Females

11251

F70-74

11251

15K→20K

9.3 - 12.4 mi

Top 99%
×5story building
+106ft-86ft

Overall

26483

Females

11340

F70-74

11340

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

25985

Females

11052

F70-74

11052

Half→25K

13.1 - 15.5 mi

Top 100%
×4story building
+66ft-88ft

Overall

26607

Females

11415

F70-74

11415

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26030

Females

11114

F70-74

11114

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

25654

Females

10938

F70-74

10938

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25907

Females

11057

F70-74

11057

21M→35K

21.0 - 21.8 mi

Top 98%
×7story building
+17ft-86ft

Overall

25960

Females

11120

F70-74

11120

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

25330

Females

10809

F70-74

10809

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24501

Females

10431

F70-74

10431

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24785

Females

10564

F70-74

10564

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26001

Females

11171

F70-74

11171

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25200

Females

10774

F70-74

10774

Passing Analysis

Category:
Athletes Passed
329
Passed By
225
Net Change
+104
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26455
5K → 10K2247-25#26455#26480
10K → 15K4515+30#26480#26450
15K → 20K1650-34#26450#26484
20K → Half150+15#26484#26469
Half → 25K096-96#26469#26565
25K → 30K503+47#26565#26518
30K → 20M162+14#26518#26504
20M → 21M144+10#26504#26494
21M → 35K61+5#26494#26489
35K → 23M390+39#26489#26450
23M → 24M420+42#26450#26408
24M → 40K340+34#26408#26374
40K → 25.2M42+2#26374#26372
25.2M → Finish265+21#26372#26351
TOTALS329225+104
📊

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