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BOSTON MARATHON 2023

Svetlana Golovneva

Bib: 16156•F

FL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 36%
Gender (Female)
#0 / 11423
Top 17%
Division (F18-39)
#0 / 4884
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:37
Rank: #10565
Start → 5K
23:37 | 7:36/mi
10K· 6.21 mi
47:01
Rank: #10617 (-52)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:10:27
Rank: #10578 (+39)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:34:09
Rank: #10483 (+95)
15K → 20K
23:42 | 7:38/mi
Half· 13.11 mi
1:39:19
Rank: #10502 (-19)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
1:57:49
Rank: #10346 (+156)
Half → 25K
18:30 | 7:38/mi
30K· 18.64 mi
2:22:03
Rank: #10138 (+208)
25K → 30K
24:14 | 7:48/mi
20M
2:32:35
Rank: #9975 (+163)
30K → 20M
10:32 | 7:45/mi
21M
2:40:56
Rank: #9919 (+56)
20M → 21M
8:21 | 8:21/mi
35K· 21.75 mi
2:46:35
Rank: #9875 (+44)
21M → 35K
5:39 | 7:33/mi
23M
2:56:21
Rank: #9747 (+128)
35K → 23M
9:46 | 7:48/mi
24M
3:03:55
Rank: #9640 (+107)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:10:35
Rank: #9570 (+70)
24M → 40K
6:40 | 7:48/mi
25.2M
3:13:29
Rank: #9537 (+33)
40K → 25.2M
2:54 | 8:25/mi
Finish· 26.22 mi
3:21:28
Rank: #9580 (-43)
25.2M → Finish
7:59 | 7:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:19
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5223:377:3623:37
7:36
-
10K
6.21 mi11:37:1647:017:3423:24
7:32
-0:04
15K
9.32 mi12:00:421:10:277:3423:26
7:33
+0:01
20K
12.43 mi12:24:241:34:097:3523:42
7:38
+0:05
Half
13.11 mi12:29:341:39:197:355:10
7:34
-0:04
25K
15.53 mi12:48:041:57:497:3518:30
7:38
+0:04
30K
18.64 mi13:12:182:22:037:3724:14
7:48
+0:10
20M
20.00 mi13:22:502:32:357:3810:32
7:45
-0:03
21M
21.00 mi13:31:112:40:567:408:21
8:21
+0:36
35K
21.75 mi13:36:502:46:357:405:39
7:33
-0:48
23M
23.00 mi13:46:362:56:217:409:46
7:48
+0:15
24M
24.00 mi13:54:103:03:557:407:34
7:34
-0:14
40K
24.85 mi14:00:503:10:357:406:40
7:48
+0:14
25.2M
25.20 mi14:03:443:13:297:412:54
8:25
+0:37
Finish
26.22 mi14:11:433:21:287:417:59
7:50
-0:35

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

7:32 /mi

Average Pace

7:41 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:13

94% of race

Time at Steady Pace

11:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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 mi11:13:5223:377:3623:37
7:36
#10565
10K
6.21 mi11:37:1647:017:3423:24
7:32
#10617
15K
9.32 mi12:00:421:10:277:3423:26
7:33
#10578
20K
12.43 mi12:24:241:34:097:3523:42
7:38
#10483
Half
13.11 mi12:29:341:39:197:355:10
7:34
#10502
25K
15.53 mi12:48:041:57:497:3518:30
7:38
#10346
30K
18.64 mi13:12:182:22:037:3724:14
7:48
#10138
20M
20.00 mi13:22:502:32:357:3810:32
7:45
#9975
21M
21.00 mi13:31:112:40:567:408:21
8:21
#9919
35K
21.75 mi13:36:502:46:357:405:39
7:33
#9875
23M
23.00 mi13:46:362:56:217:409:46
7:48
#9747
24M
24.00 mi13:54:103:03:557:407:34
7:34
#9640
40K
24.85 mi14:00:503:10:357:406:40
7:48
#9570
25.2M
25.20 mi14:03:443:13:297:412:54
8:25
#9537
Finish
26.22 mi14:11:433:21:287:417:59
7:50
#9580
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi105652117211710535(Top 40%)2098(Top 18%)2098(Top 43%)
10K6.21 mi3.10 mi10617-522127-102127-1010725(Top 40%)2166(Top 19%)2166(Top 44%)
15K9.32 mi3.11 mi10578+392109+182109+1810535(Top 40%)2098(Top 18%)2098(Top 43%)
20K12.43 mi3.11 mi10483+952062+472062+4710312(Top 39%)2054(Top 18%)2054(Top 42%)
Half13.11 mi0.68 mi10502-192068-62068-610849(Top 41%)2278(Top 20%)2278(Top 47%)
25K15.53 mi2.42 mi10346+1562020+482020+489792(Top 37%)1911(Top 17%)1911(Top 39%)
30K18.64 mi3.11 mi10138+2081959+611959+619372(Top 35%)1873(Top 16%)1873(Top 38%)
20M20.00 mi1.36 mi9975+1631908+511908+518538(Top 32%)1616(Top 14%)1616(Top 33%)
21M21.00 mi1.00 mi9919+561912-41912-49549(Top 36%)2163(Top 19%)2163(Top 44%)
35K21.75 mi0.75 mi9875+441905+71905+78963(Top 34%)1900(Top 17%)1900(Top 39%)
23M23.00 mi1.25 mi9747+1281884+211884+218448(Top 32%)1775(Top 16%)1775(Top 36%)
24M24.00 mi1.00 mi9640+1071860+241860+248196(Top 31%)1761(Top 15%)1761(Top 36%)
40K24.85 mi0.85 mi9570+701854+61854+68687(Top 33%)2023(Top 18%)2023(Top 41%)
25.2M25.20 mi0.35 mi9537+331855-11855-19019(Top 34%)2245(Top 20%)2245(Top 46%)
Finish26.22 mi1.02 mi9580-431907-521907-5210948(Top 41%)3156(Top 28%)3156(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10535

Females

2098

F18-39

2098

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10725

Females

2166

F18-39

2166

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10535

Females

2098

F18-39

2098

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10312

Females

2054

F18-39

2054

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10849

Females

2278

F18-39

2278

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9792

Females

1911

F18-39

1911

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9372

Females

1873

F18-39

1873

30K→20M

18.6 - 20.0 mi

Top 32%
×5stories
+64ft-50ft

Overall

8538

Females

1616

F18-39

1616

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9549

Females

2163

F18-39

2163

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8963

Females

1900

F18-39

1900

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8448

Females

1775

F18-39

1775

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

8196

Females

1761

F18-39

1761

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8687

Females

2023

F18-39

2023

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9019

Females

2245

F18-39

2245

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

10948

Females

3156

F18-39

3156

Passing Analysis

Category:
Athletes Passed
1999*
Passed By
1013
Net Change
+985
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10565
5K → 10K255*307-52#10565#10617
10K → 15K208169+39#10617#10578
15K → 20K202107+95#10578#10483
20K → Half2544-19#10483#10502
Half → 25K21054+156#10502#10346
25K → 30K270*62+208#10346#10138
30K → 20M184*21+163#10138#9975
20M → 21M11154+56#9975#9919
21M → 35K6218+44#9919#9875
35K → 23M15527+128#9875#9747
23M → 24M12417+107#9747#9640
24M → 40K88*18+70#9640#9570
40K → 25.2M5118+33#9570#9537
25.2M → Finish5497-43#9537#9580
TOTALS1999*1013+985

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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