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BOSTON MARATHON 2023

Dulce Bacani

Bib: 23241•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F50-54)
#0 / 1207
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:36
Rank: #17998
Start → 5K
26:36 | 8:34/mi
10K· 6.21 mi
52:29
Rank: #17527 (+471)
5K → 10K
25:53 | 8:20/mi
15K· 9.32 mi
1:18:50
Rank: #17579 (-52)
10K → 15K
26:21 | 8:29/mi
20K· 12.43 mi
1:45:55
Rank: #17713 (-134)
15K → 20K
27:05 | 8:43/mi
Half· 13.11 mi
1:51:46
Rank: #17719 (-6)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:13:58
Rank: #18106 (-387)
Half → 25K
22:12 | 9:09/mi
30K· 18.64 mi
2:44:36
Rank: #18741 (-635)
25K → 30K
30:38 | 9:52/mi
20M
2:58:43
Rank: #19054 (-313)
30K → 20M
14:07 | 10:23/mi
21M
3:11:13
Rank: #19532 (-478)
20M → 21M
12:30 | 12:30/mi
35K· 21.75 mi
3:18:06
Rank: #19507 (+25)
21M → 35K
6:53 | 9:12/mi
23M
3:30:04
Rank: #19454 (+53)
35K → 23M
11:58 | 9:33/mi
24M
3:39:09
Rank: #19372 (+82)
23M → 24M
9:05 | 9:05/mi
40K· 24.85 mi
3:47:34
Rank: #19405 (-33)
24M → 40K
8:25 | 9:51/mi
25.2M
3:51:12
Rank: #19410 (-5)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
4:00:30
Rank: #19401 (+9)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:46
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:08:44
Pace9:49 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3126:368:3426:36
8:34
-
10K
6.21 mi11:47:2452:298:2725:53
8:20
-0:14
15K
9.32 mi12:13:451:18:508:2726:21
8:29
+0:09
20K
12.43 mi12:40:501:45:558:3127:05
8:43
+0:14
Half
13.11 mi12:46:411:51:468:325:51
8:34
-0:09
25K
15.53 mi13:08:532:13:588:3722:12
9:09
+0:35
30K
18.64 mi13:39:312:44:368:5030:38
9:52
+0:43
20M
20.00 mi13:53:382:58:438:5614:07
10:23
+0:31
21M
21.00 mi14:06:083:11:139:0612:30
12:30
+2:07
35K
21.75 mi14:13:013:18:069:076:53
9:12
-3:18
23M
23.00 mi14:24:593:30:049:0811:58
9:33
+0:21
24M
24.00 mi14:34:043:39:099:089:05
9:05
-0:28
40K
24.85 mi14:42:293:47:349:098:25
9:51
+0:46
25.2M
25.20 mi14:46:073:51:129:103:38
10:32
+0:41
Finish
26.22 mi14:55:254:00:309:119:18
9:08
-1:24

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

8:20 /mi

Average Pace

9:11 /mi

Slowest Pace

12:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:41

35% of race

Time at Steady Pace

1:26:31

36% of race

Time at Slower Pace

1:09:18

29% of race

Average Pace: 9:10 /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 mi11:21:3126:368:3426:36
8:34
#17998
10K
6.21 mi11:47:2452:298:2725:53
8:20
#17527
15K
9.32 mi12:13:451:18:508:2726:21
8:29
#17579
20K
12.43 mi12:40:501:45:558:3127:05
8:43
#17713
Half
13.11 mi12:46:411:51:468:325:51
8:34
#17719
25K
15.53 mi13:08:532:13:588:3722:12
9:09
#18106
30K
18.64 mi13:39:312:44:368:5030:38
9:52
#18741
20M
20.00 mi13:53:382:58:438:5614:07
10:23
#19054
21M
21.00 mi14:06:083:11:139:0612:30
12:30
#19532
35K
21.75 mi14:13:013:18:069:076:53
9:12
#19507
23M
23.00 mi14:24:593:30:049:0811:58
9:33
#19454
24M
24.00 mi14:34:043:39:099:089:05
9:05
#19372
40K
24.85 mi14:42:293:47:349:098:25
9:51
#19405
25.2M
25.20 mi14:46:073:51:129:103:38
10:32
#19410
Finish
26.22 mi14:55:254:00:309:119:18
9:08
#19401
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi179986559655917700(Top 66%)6335(Top 55%)6335(Top 525%)
10K6.21 mi3.10 mi17527+4716242+3176242+31717145(Top 64%)5964(Top 52%)5964(Top 494%)
15K9.32 mi3.11 mi17579-526264-226264-2217700(Top 66%)6335(Top 55%)6335(Top 525%)
20K12.43 mi3.11 mi17713-1346353-896353-8918238(Top 69%)6638(Top 58%)6638(Top 550%)
Half13.11 mi0.68 mi17719-66356-36356-318256(Top 69%)6651(Top 58%)6651(Top 551%)
25K15.53 mi2.42 mi18106-3876596-2406596-24019657(Top 74%)7505(Top 66%)7505(Top 622%)
30K18.64 mi3.11 mi18741-6356997-4016997-40120642(Top 78%)8130(Top 71%)8130(Top 674%)
20M20.00 mi1.36 mi19054-3137185-1887185-18821503(Top 81%)8698(Top 76%)8698(Top 721%)
21M21.00 mi1.00 mi19532-4787479-2947479-29423455(Top 88%)9784(Top 86%)9784(Top 811%)
35K21.75 mi0.75 mi19507+257466+137466+1318773(Top 71%)7263(Top 64%)7263(Top 602%)
23M23.00 mi1.25 mi19454+537440+267440+2618567(Top 70%)7166(Top 63%)7166(Top 594%)
24M24.00 mi1.00 mi19372+827400+407400+4017627(Top 66%)6711(Top 59%)6711(Top 556%)
40K24.85 mi0.85 mi19405-337432-327432-3219530(Top 73%)7789(Top 68%)7789(Top 645%)
25.2M25.20 mi0.35 mi19410-57435-37435-319243(Top 72%)7638(Top 67%)7638(Top 633%)
Finish26.22 mi1.02 mi19401+97439-47439-418597(Top 70%)7227(Top 63%)7227(Top 599%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21stories
+97ft-345ft

Overall

17700

Females

6335

F50-54

6335

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

17145

Females

5964

F50-54

5964

10K→15K

6.2 - 9.3 mi

Top 66%
×3stories
+67ft-78ft

Overall

17700

Females

6335

F50-54

6335

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18238

Females

6638

F50-54

6638

20K→Half

12.4 - 13.1 mi

Top 69%
×2stories
+19ft-37ft

Overall

18256

Females

6651

F50-54

6651

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

19657

Females

7505

F50-54

7505

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

20642

Females

8130

F50-54

8130

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21503

Females

8698

F50-54

8698

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23455

Females

9784

F50-54

9784

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18773

Females

7263

F50-54

7263

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18567

Females

7166

F50-54

7166

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

17627

Females

6711

F50-54

6711

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19530

Females

7789

F50-54

7789

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19243

Females

7638

F50-54

7638

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18597

Females

7227

F50-54

7227

Passing Analysis

Category:
Athletes Passed
1453
Passed By
2856
Net Change
-1403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17998
5K → 10K627156+471#17998#17527
10K → 15K170222-52#17527#17579
15K → 20K132266-134#17579#17713
20K → Half2632-6#17713#17719
Half → 25K43430-387#17719#18106
25K → 30K55690-635#18106#18741
30K → 20M24337-313#18741#19054
20M → 21M11489-478#19054#19532
21M → 35K5631+25#19532#19507
35K → 23M9744+53#19507#19454
23M → 24M9412+82#19454#19372
24M → 40K4073-33#19372#19405
40K → 25.2M2126-5#19405#19410
25.2M → Finish5748+9#19410#19401
TOTALS14532856-1403
📊

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