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BOSTON MARATHON 2023

Sylvia Bulanek

Bib: 24138•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:19
Rank: #19427
Start → 5K
8:48/mi
27:19 split
10K· 6.21 mi
55:03
Rank: #19984 (-557)
5K → 10K
8:56/mi
27:44 split
15K· 9.32 mi
1:23:33
Rank: #20407 (-423)
10K → 15K
9:10/mi
28:30 split
20K· 12.43 mi
1:52:45
Rank: #20669 (-262)
15K → 20K
9:24/mi
29:12 split
Half· 13.11 mi
1:58:55
Rank: #20649 (+20)
20K → Half
9:02/mi
6:10 split
25K· 15.53 mi
2:21:53
Rank: #20695 (-46)
Half → 25K
9:28/mi
22:58 split
30K· 18.64 mi
2:51:44
Rank: #20501 (+194)
25K → 30K
9:36/mi
29:51 split
20M
3:04:26
Rank: #20332 (+169)
30K → 20M
9:21/mi
12:42 split
21M
3:14:39
Rank: #20219 (+113)
20M → 21M
10:13/mi
10:13 split
35K· 21.75 mi
3:21:21
Rank: #20134 (+85)
21M → 35K
8:57/mi
6:42 split
23M
3:33:21
Rank: #20041 (+93)
35K → 23M
9:35/mi
12:00 split
24M
3:42:27
Rank: #19948 (+93)
23M → 24M
9:06/mi
9:06 split
40K· 24.85 mi
3:50:27
Rank: #19864 (+84)
24M → 40K
9:21/mi
8:00 split
25.2M
3:53:59
Rank: #19838 (+26)
40K → 25.2M
10:15/mi
3:32 split
Finish· 26.22 mi
4:03:41
Rank: #19857 (-19)
25.2M → Finish
9:31/mi
9:42 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:55
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:04:46
Pace9:31 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3927:198:4827:19
8:48
-
10K
6.21 mi12:10:2355:038:5227:44
8:56
+0:08
15K
9.32 mi12:38:531:23:338:5828:30
9:10
+0:14
20K
12.43 mi13:08:051:52:459:0429:12
9:24
+0:14
Half
13.11 mi13:14:151:58:559:046:10
9:02
-0:22
25K
15.53 mi13:37:132:21:539:0822:58
9:28
+0:26
30K
18.64 mi14:07:042:51:449:1329:51
9:36
+0:08
20M
20.00 mi14:19:463:04:269:1312:42
9:21
-0:15
21M
21.00 mi14:29:593:14:399:1610:13
10:13
+0:52
35K
21.75 mi14:36:413:21:219:156:42
8:57
-1:16
23M
23.00 mi14:48:413:33:219:1712:00
9:35
+0:38
24M
24.00 mi14:57:473:42:279:169:06
9:06
-0:29
40K
24.85 mi15:05:473:50:279:168:00
9:21
+0:15
25.2M
25.20 mi15:09:193:53:599:173:32
10:15
+0:54
Finish
26.22 mi15:19:014:03:419:189:42
9:31
-0:44

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

8:48 /mi

Average Pace

9:18 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:49:56

94% of race

Time at Steady Pace

13:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:18 /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 mi11:42:3927:198:4827:19
8:48
#19427
10K
6.21 mi12:10:2355:038:5227:44
8:56
#19984
15K
9.32 mi12:38:531:23:338:5828:30
9:10
#20407
20K
12.43 mi13:08:051:52:459:0429:12
9:24
#20669
Half
13.11 mi13:14:151:58:559:046:10
9:02
#20649
25K
15.53 mi13:37:132:21:539:0822:58
9:28
#20695
30K
18.64 mi14:07:042:51:449:1329:51
9:36
#20501
20M
20.00 mi14:19:463:04:269:1312:42
9:21
#20332
21M
21.00 mi14:29:593:14:399:1610:13
10:13
#20219
35K
21.75 mi14:36:413:21:219:156:42
8:57
#20134
23M
23.00 mi14:48:413:33:219:1712:00
9:35
#20041
24M
24.00 mi14:57:473:42:279:169:06
9:06
#19948
40K
24.85 mi15:05:473:50:279:168:00
9:21
#19864
25.2M
25.20 mi15:09:193:53:599:173:32
10:15
#19838
Finish
26.22 mi15:19:014:03:419:189:42
9:31
#19857
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi194277461746121213(Top 80%)8346(Top 73%)8346(Top 1584%)
10K6.21 mi3.10 mi19984-5577758-2977758-29720561(Top 77%)8016(Top 70%)8016(Top 1521%)
15K9.32 mi3.11 mi20407-4237963-2057963-20521213(Top 80%)8346(Top 73%)8346(Top 1584%)
20K12.43 mi3.11 mi20669-2628088-1258088-12521245(Top 80%)8369(Top 73%)8369(Top 1588%)
Half13.11 mi0.68 mi20649+208072+168072+1620610(Top 77%)8023(Top 70%)8023(Top 1522%)
25K15.53 mi2.42 mi20695-468092-208092-2020753(Top 78%)8136(Top 71%)8136(Top 1544%)
30K18.64 mi3.11 mi20501+1948006+868006+8619823(Top 74%)7668(Top 67%)7668(Top 1455%)
20M20.00 mi1.36 mi20332+1697931+757931+7518243(Top 69%)6880(Top 60%)6880(Top 1306%)
21M21.00 mi1.00 mi20219+1137875+567875+5618784(Top 71%)7216(Top 63%)7216(Top 1369%)
35K21.75 mi0.75 mi20134+857834+417834+4117767(Top 67%)6715(Top 59%)6715(Top 1274%)
23M23.00 mi1.25 mi20041+937792+427792+4218688(Top 70%)7236(Top 63%)7236(Top 1373%)
24M24.00 mi1.00 mi19948+937741+517741+5117699(Top 66%)6750(Top 59%)6750(Top 1281%)
40K24.85 mi0.85 mi19864+847701+407701+4017808(Top 67%)6849(Top 60%)6849(Top 1300%)
25.2M25.20 mi0.35 mi19838+267694+77694+718339(Top 69%)7148(Top 63%)7148(Top 1356%)
Finish26.22 mi1.02 mi19857-197708-147708-1420209(Top 76%)8126(Top 71%)8126(Top 1542%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21213

Females

8346

F60-64

8346

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20561

Females

8016

F60-64

8016

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21213

Females

8346

F60-64

8346

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

21245

Females

8369

F60-64

8369

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20610

Females

8023

F60-64

8023

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20753

Females

8136

F60-64

8136

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

19823

Females

7668

F60-64

7668

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18243

Females

6880

F60-64

6880

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

18784

Females

7216

F60-64

7216

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

17767

Females

6715

F60-64

6715

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18688

Females

7236

F60-64

7236

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

17699

Females

6750

F60-64

6750

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17808

Females

6849

F60-64

6849

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18339

Females

7148

F60-64

7148

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20209

Females

8126

F60-64

8126

Passing Analysis

Category:
Athletes Passed
1451
Passed By
1881
Net Change
-430
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19427
5K → 10K119676-557#19427#19984
10K → 15K68491-423#19984#20407
15K → 20K88350-262#20407#20669
20K → Half3515+20#20669#20649
Half → 25K88134-46#20649#20695
25K → 30K24551+194#20695#20501
30K → 20M17910+169#20501#20332
20M → 21M13623+113#20332#20219
21M → 35K883+85#20219#20134
35K → 23M12431+93#20134#20041
23M → 24M10714+93#20041#19948
24M → 40K9612+84#19948#19864
40K → 25.2M4418+26#19864#19838
25.2M → Finish3453-19#19838#19857
TOTALS14511881-430
📊

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