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BOSTON MARATHON 2023

Susie Sikorski

Bib: 20984•F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 45%
Masters (Masters Women)
#0 / 6539
Top 33%
Division (F45-49)
#0 / 1817
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:30
Rank: #15533
Start → 5K
25:30 | 8:12/mi
10K· 6.21 mi
50:49
Rank: #15673 (-140)
5K → 10K
25:19 | 8:09/mi
15K· 9.32 mi
1:16:11
Rank: #15630 (+43)
10K → 15K
25:22 | 8:10/mi
20K· 12.43 mi
1:42:29
Rank: #15898 (-268)
15K → 20K
26:18 | 8:28/mi
Half· 13.11 mi
1:47:57
Rank: #15820 (+78)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:07:49
Rank: #15534 (+286)
Half → 25K
19:52 | 8:12/mi
30K· 18.64 mi
2:34:20
Rank: #15331 (+203)
25K → 30K
26:31 | 8:32/mi
20M
2:46:11
Rank: #15302 (+29)
30K → 20M
11:51 | 8:43/mi
21M
2:55:38
Rank: #15292 (+10)
20M → 21M
9:27 | 9:27/mi
35K· 21.75 mi
3:02:03
Rank: #15275 (+17)
21M → 35K
6:25 | 8:35/mi
23M
3:13:08
Rank: #15271 (+4)
35K → 23M
11:05 | 8:51/mi
24M
3:21:45
Rank: #15249 (+22)
23M → 24M
8:37 | 8:37/mi
40K· 24.85 mi
3:29:19
Rank: #15265 (-16)
24M → 40K
7:34 | 8:51/mi
25.2M
3:32:39
Rank: #15281 (-16)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:41:36
Rank: #15341 (-60)
25.2M → Finish
8:57 | 8:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:57
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:53:39
Pace8:40 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1125:308:1225:30
8:12
-
10K
6.21 mi11:43:3050:498:1125:19
8:09
-0:03
15K
9.32 mi12:08:521:16:118:1025:22
8:10
+0:01
20K
12.43 mi12:35:101:42:298:1526:18
8:28
+0:18
Half
13.11 mi12:40:381:47:578:145:28
8:01
-0:27
25K
15.53 mi13:00:302:07:498:1419:52
8:12
+0:11
30K
18.64 mi13:27:012:34:208:1726:31
8:32
+0:20
20M
20.00 mi13:38:522:46:118:1911:51
8:43
+0:11
21M
21.00 mi13:48:192:55:388:229:27
9:27
+0:44
35K
21.75 mi13:54:443:02:038:226:25
8:35
-0:52
23M
23.00 mi14:05:493:13:088:2411:05
8:51
+0:16
24M
24.00 mi14:14:263:21:458:248:37
8:37
-0:14
40K
24.85 mi14:22:003:29:198:257:34
8:51
+0:14
25.2M
25.20 mi14:25:203:32:398:263:20
9:40
+0:49
Finish
26.22 mi14:34:173:41:368:278:57
8:47
-0:53

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

8:01 /mi

Average Pace

8:27 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:31

46% of race

Time at Steady Pace

1:28:39

40% of race

Time at Slower Pace

31:26

14% of race

Average Pace: 8:27 /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 mi11:18:1125:308:1225:30
8:12
#15533
10K
6.21 mi11:43:3050:498:1125:19
8:09
#15673
15K
9.32 mi12:08:521:16:118:1025:22
8:10
#15630
20K
12.43 mi12:35:101:42:298:1526:18
8:28
#15898
Half
13.11 mi12:40:381:47:578:145:28
8:01
#15820
25K
15.53 mi13:00:302:07:498:1419:52
8:12
#15534
30K
18.64 mi13:27:012:34:208:1726:31
8:32
#15331
20M
20.00 mi13:38:522:46:118:1911:51
8:43
#15302
21M
21.00 mi13:48:192:55:388:229:27
9:27
#15292
35K
21.75 mi13:54:443:02:038:226:25
8:35
#15275
23M
23.00 mi14:05:493:13:088:2411:05
8:51
#15271
24M
24.00 mi14:14:263:21:458:248:37
8:37
#15249
40K
24.85 mi14:22:003:29:198:257:34
8:51
#15265
25.2M
25.20 mi14:25:203:32:398:263:20
9:40
#15281
Finish
26.22 mi14:34:173:41:368:278:57
8:47
#15341
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi155334992499215626(Top 59%)5068(Top 44%)5068(Top 279%)
10K6.21 mi3.10 mi15673-1405075-835075-8315901(Top 60%)5210(Top 46%)5210(Top 287%)
15K9.32 mi3.11 mi15630+435055+205055+2015626(Top 59%)5068(Top 44%)5068(Top 279%)
20K12.43 mi3.11 mi15898-2685241-1865241-18616629(Top 62%)5715(Top 50%)5715(Top 315%)
Half13.11 mi0.68 mi15820+785199+425199+4214574(Top 55%)4443(Top 39%)4443(Top 245%)
25K15.53 mi2.42 mi15534+2865050+1495050+14914206(Top 53%)4346(Top 38%)4346(Top 239%)
30K18.64 mi3.11 mi15331+2034968+824968+8214535(Top 55%)4647(Top 41%)4647(Top 256%)
20M20.00 mi1.36 mi15302+294967+14967+115005(Top 56%)4994(Top 44%)4994(Top 275%)
21M21.00 mi1.00 mi15292+104992-254992-2515747(Top 59%)5482(Top 48%)5482(Top 302%)
35K21.75 mi0.75 mi15275+174992499215754(Top 59%)5549(Top 49%)5549(Top 305%)
23M23.00 mi1.25 mi15271+45009-175009-1715300(Top 57%)5340(Top 47%)5340(Top 294%)
24M24.00 mi1.00 mi15249+225009500915181(Top 57%)5332(Top 47%)5332(Top 293%)
40K24.85 mi0.85 mi15265-165033-245033-2415371(Top 58%)5503(Top 48%)5503(Top 303%)
25.2M25.20 mi0.35 mi15281-165059-265059-2615988(Top 60%)5852(Top 51%)5852(Top 322%)
Finish26.22 mi1.02 mi15341-605111-525111-5216954(Top 64%)6341(Top 56%)6341(Top 349%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15626

Females

5068

F45-49

5068

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15901

Females

5210

F45-49

5210

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15626

Females

5068

F45-49

5068

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

16629

Females

5715

F45-49

5715

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14574

Females

4443

F45-49

4443

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14206

Females

4346

F45-49

4346

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

14535

Females

4647

F45-49

4647

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

15005

Females

4994

F45-49

4994

20M→21M

20.0 - 21.0 mi

Top 59%
×8stories
+106ft-24ft

Overall

15747

Females

5482

F45-49

5482

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

15754

Females

5549

F45-49

5549

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

15300

Females

5340

F45-49

5340

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

15181

Females

5332

F45-49

5332

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15371

Females

5503

F45-49

5503

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15988

Females

5852

F45-49

5852

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

16954

Females

6341

F45-49

6341

Passing Analysis

Category:
Athletes Passed
1750
Passed By
1558
Net Change
+192
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15533
5K → 10K233373-140#15533#15673
10K → 15K204161+43#15673#15630
15K → 20K95363-268#15630#15898
20K → Half824+78#15898#15820
Half → 25K30317+286#15820#15534
25K → 30K28784+203#15534#15331
30K → 20M10273+29#15331#15302
20M → 21M9181+10#15302#15292
21M → 35K4831+17#15292#15275
35K → 23M9288+4#15275#15271
23M → 24M8058+22#15271#15249
24M → 40K5470-16#15249#15265
40K → 25.2M3147-16#15265#15281
25.2M → Finish48108-60#15281#15341
TOTALS17501558+192
📊

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