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BOSTON MARATHON 2023

Tammy Catelli

Bib: 21250•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:44
Rank: #23986
Start → 5K
31:44 | 10:13/mi
10K· 6.21 mi
1:01:26
Rank: #23365 (+621)
5K → 10K
29:42 | 9:34/mi
15K· 9.32 mi
1:30:44
Rank: #22978 (+387)
10K → 15K
29:18 | 9:26/mi
20K· 12.43 mi
2:00:34
Rank: #22677 (+301)
15K → 20K
29:50 | 9:36/mi
Half· 13.11 mi
2:06:49
Rank: #22609 (+68)
20K → Half
6:15 | 9:10/mi
25K· 15.53 mi
2:29:45
Rank: #22319 (+290)
Half → 25K
22:56 | 9:28/mi
30K· 18.64 mi
2:59:33
Rank: #21860 (+459)
25K → 30K
29:48 | 9:36/mi
20M
3:12:36
Rank: #21668 (+192)
30K → 20M
13:03 | 9:36/mi
21M
3:22:44
Rank: #21514 (+154)
20M → 21M
10:08 | 10:08/mi
35K· 21.75 mi
3:29:53
Rank: #21461 (+53)
21M → 35K
7:09 | 9:33/mi
23M
3:42:00
Rank: #21301 (+160)
35K → 23M
12:07 | 9:41/mi
24M
3:51:22
Rank: #21176 (+125)
23M → 24M
9:22 | 9:22/mi
40K· 24.85 mi
3:59:21
Rank: #21051 (+125)
24M → 40K
7:59 | 9:20/mi
25.2M
4:02:46
Rank: #20990 (+61)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
4:11:43
Rank: #20848 (+142)
25.2M → Finish
8:57 | 8:47/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time2:06:49
Pace9:40 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:04:54
Pace9:32 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1431:4410:1331:44
10:13
-
10K
6.21 mi12:19:561:01:269:5329:42
9:34
-0:39
15K
9.32 mi12:49:141:30:449:4429:18
9:26
-0:08
20K
12.43 mi13:19:042:00:349:4229:50
9:36
+0:10
Half
13.11 mi13:25:192:06:499:406:15
9:10
-0:26
25K
15.53 mi13:48:152:29:459:3822:56
9:28
+0:18
30K
18.64 mi14:18:032:59:339:3829:48
9:36
+0:08
20M
20.00 mi14:31:063:12:369:3813:03
9:36
0:00
21M
21.00 mi14:41:143:22:449:3910:08
10:08
+0:32
35K
21.75 mi14:48:233:29:539:397:09
9:33
-0:35
23M
23.00 mi15:00:303:42:009:3912:07
9:41
+0:08
24M
24.00 mi15:09:523:51:229:389:22
9:22
-0:19
40K
24.85 mi15:17:513:59:219:387:59
9:20
-0:02
25.2M
25.20 mi15:21:164:02:469:383:25
9:54
+0:34
Finish
26.22 mi15:30:134:11:439:368:57
8:47
-1:07

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

8:47 /mi

Average Pace

9:36 /mi

Slowest Pace

10:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:19

77% of race

Time at Steady Pace

57:24

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:36 /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 mi11:50:1431:4410:1331:44
10:13
#23986
10K
6.21 mi12:19:561:01:269:5329:42
9:34
#23365
15K
9.32 mi12:49:141:30:449:4429:18
9:26
#22978
20K
12.43 mi13:19:042:00:349:4229:50
9:36
#22677
Half
13.11 mi13:25:192:06:499:406:15
9:10
#22609
25K
15.53 mi13:48:152:29:459:3822:56
9:28
#22319
30K
18.64 mi14:18:032:59:339:3829:48
9:36
#21860
20M
20.00 mi14:31:063:12:369:3813:03
9:36
#21668
21M
21.00 mi14:41:143:22:449:3910:08
10:08
#21514
35K
21.75 mi14:48:233:29:539:397:09
9:33
#21461
23M
23.00 mi15:00:303:42:009:3912:07
9:41
#21301
24M
24.00 mi15:09:523:51:229:389:22
9:22
#21176
40K
24.85 mi15:17:513:59:219:387:59
9:20
#21051
25.2M
25.20 mi15:21:164:02:469:383:25
9:54
#20990
Finish
26.22 mi15:30:134:11:439:368:57
8:47
#20848
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi239869881988122049(Top 83%)8813(Top 77%)8813(Top 485%)
10K6.21 mi3.10 mi23365+6219554+3279554+32722685(Top 85%)9182(Top 80%)9182(Top 505%)
15K9.32 mi3.11 mi22978+3879340+2149340+21422049(Top 83%)8813(Top 77%)8813(Top 485%)
20K12.43 mi3.11 mi22677+3019179+1619179+16121867(Top 82%)8720(Top 76%)8720(Top 480%)
Half13.11 mi0.68 mi22609+689144+359144+3521058(Top 79%)8282(Top 73%)8282(Top 456%)
25K15.53 mi2.42 mi22319+2909012+1329012+13220711(Top 78%)8112(Top 71%)8112(Top 446%)
30K18.64 mi3.11 mi21860+4598752+2608752+26019773(Top 74%)7638(Top 67%)7638(Top 420%)
20M20.00 mi1.36 mi21668+1928660+928660+9219263(Top 72%)7441(Top 65%)7441(Top 410%)
21M21.00 mi1.00 mi21514+1548588+728588+7218518(Top 70%)7069(Top 62%)7069(Top 389%)
35K21.75 mi0.75 mi21461+538566+228566+2220049(Top 75%)7964(Top 70%)7964(Top 438%)
23M23.00 mi1.25 mi21301+1608499+678499+6719017(Top 71%)7423(Top 65%)7423(Top 409%)
24M24.00 mi1.00 mi21176+1258444+558444+5518742(Top 70%)7305(Top 64%)7305(Top 402%)
40K24.85 mi0.85 mi21051+1258388+568388+5617731(Top 67%)6817(Top 60%)6817(Top 375%)
25.2M25.20 mi0.35 mi20990+618357+318357+3117113(Top 64%)6505(Top 57%)6505(Top 358%)
Finish26.22 mi1.02 mi20848+1428283+748283+7416991(Top 64%)6378(Top 56%)6378(Top 351%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

22049

Females

8813

F45-49

8813

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

22685

Females

9182

F45-49

9182

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

22049

Females

8813

F45-49

8813

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

21867

Females

8720

F45-49

8720

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

21058

Females

8282

F45-49

8282

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

20711

Females

8112

F45-49

8112

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

19773

Females

7638

F45-49

7638

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19263

Females

7441

F45-49

7441

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18518

Females

7069

F45-49

7069

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

20049

Females

7964

F45-49

7964

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

19017

Females

7423

F45-49

7423

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18742

Females

7305

F45-49

7305

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17731

Females

6817

F45-49

6817

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

17113

Females

6505

F45-49

6505

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

16991

Females

6378

F45-49

6378

Passing Analysis

Category:
Athletes Passed
3269
Passed By
131
Net Change
+3138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23986
5K → 10K66746+621#23986#23365
10K → 15K41225+387#23365#22978
15K → 20K31817+301#22978#22677
20K → Half691+68#22677#22609
Half → 25K2966+290#22609#22319
25K → 30K4623+459#22319#21860
30K → 20M1953+192#21860#21668
20M → 21M1573+154#21668#21514
21M → 35K6411+53#21514#21461
35K → 23M1655+160#21461#21301
23M → 24M1261+125#21301#21176
24M → 40K1283+125#21176#21051
40K → 25.2M643+61#21051#20990
25.2M → Finish1464+142#20990#20848
TOTALS3269131+3138
📊

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