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BOSTON MARATHON 2023

Lynne Gerbehy

Bib: 16508•F

NJ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 27%
Division (F18-39)
#0 / 4884
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:18
Rank: #9651
Start → 5K
23:18 | 7:30/mi
10K· 6.21 mi
46:57
Rank: #10532 (-881)
5K → 10K
23:39 | 7:37/mi
15K· 9.32 mi
1:10:34
Rank: #10684 (-152)
10K → 15K
23:37 | 7:36/mi
20K· 12.43 mi
1:34:10
Rank: #10498 (+186)
15K → 20K
23:36 | 7:36/mi
Half· 13.11 mi
1:39:15
Rank: #10473 (+25)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:57:53
Rank: #10388 (+85)
Half → 25K
18:38 | 7:41/mi
30K· 18.64 mi
2:22:46
Rank: #10425 (-37)
25K → 30K
24:53 | 8:01/mi
20M
2:34:04
Rank: #10579 (-154)
30K → 20M
11:18 | 8:19/mi
21M
2:43:22
Rank: #10844 (-265)
20M → 21M
9:18 | 9:18/mi
35K· 21.75 mi
2:49:18
Rank: #10855 (-11)
21M → 35K
5:56 | 7:56/mi
23M
3:00:32
Rank: #11207 (-352)
35K → 23M
11:14 | 8:58/mi
24M
3:09:01
Rank: #11378 (-171)
23M → 24M
8:29 | 8:29/mi
40K· 24.85 mi
3:16:34
Rank: #11558 (-180)
24M → 40K
7:33 | 8:50/mi
25.2M
3:19:58
Rank: #11663 (-105)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:28:54
Rank: #11931 (-268)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:49:39
Pace8:22 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2323:187:3023:18
7:30
-
10K
6.21 mi11:37:0246:577:3323:39
7:37
+0:07
15K
9.32 mi12:00:391:10:347:3423:37
7:36
-0:01
20K
12.43 mi12:24:151:34:107:3523:36
7:36
0:00
Half
13.11 mi12:29:201:39:157:345:05
7:27
-0:09
25K
15.53 mi12:47:581:57:537:3518:38
7:41
+0:14
30K
18.64 mi13:12:512:22:467:4024:53
8:01
+0:20
20M
20.00 mi13:24:092:34:047:4211:18
8:19
+0:18
21M
21.00 mi13:33:272:43:227:479:18
9:18
+0:59
35K
21.75 mi13:39:232:49:187:475:56
7:56
-1:22
23M
23.00 mi13:50:373:00:327:5111:14
8:58
+1:02
24M
24.00 mi13:59:063:09:017:538:29
8:29
-0:29
40K
24.85 mi14:06:393:16:347:557:33
8:50
+0:21
25.2M
25.20 mi14:10:033:19:587:563:24
9:52
+1:02
Finish
26.22 mi14:18:593:28:547:588:56
8:46
-1:06

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

7:27 /mi

Average Pace

7:58 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:15

48% of race

Time at Steady Pace

1:00:45

29% of race

Time at Slower Pace

48:54

23% of race

Average Pace: 7:58 /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 mi11:13:2323:187:3023:18
7:30
#9651
10K
6.21 mi11:37:0246:577:3323:39
7:37
#10532
15K
9.32 mi12:00:391:10:347:3423:37
7:36
#10684
20K
12.43 mi12:24:151:34:107:3523:36
7:36
#10498
Half
13.11 mi12:29:201:39:157:345:05
7:27
#10473
25K
15.53 mi12:47:581:57:537:3518:38
7:41
#10388
30K
18.64 mi13:12:512:22:467:4024:53
8:01
#10425
20M
20.00 mi13:24:092:34:047:4211:18
8:19
#10579
21M
21.00 mi13:33:272:43:227:479:18
9:18
#10844
35K
21.75 mi13:39:232:49:187:475:56
7:56
#10855
23M
23.00 mi13:50:373:00:327:5111:14
8:58
#11207
24M
24.00 mi13:59:063:09:017:538:29
8:29
#11378
40K
24.85 mi14:06:393:16:347:557:33
8:50
#11558
25.2M
25.20 mi14:10:033:19:587:563:24
9:52
#11663
Finish
26.22 mi14:18:593:28:547:588:56
8:46
#11931
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi96511685168511054(Top 42%)2383(Top 21%)2383(Top 49%)
10K6.21 mi3.10 mi10532-8812090-4052090-40511455(Top 43%)2583(Top 23%)2583(Top 53%)
15K9.32 mi3.11 mi10684-1522164-742164-7411054(Top 42%)2383(Top 21%)2383(Top 49%)
20K12.43 mi3.11 mi10498+1862072+922072+9210084(Top 38%)1957(Top 17%)1957(Top 40%)
Half13.11 mi0.68 mi10473+252059+132059+139912(Top 37%)1867(Top 16%)1867(Top 38%)
25K15.53 mi2.42 mi10388+852038+212038+2110213(Top 38%)2096(Top 18%)2096(Top 43%)
30K18.64 mi3.11 mi10425-372112-742112-7410994(Top 41%)2637(Top 23%)2637(Top 54%)
20M20.00 mi1.36 mi10579-1542214-1022214-10212455(Top 47%)3548(Top 31%)3548(Top 73%)
21M21.00 mi1.00 mi10844-2652381-1672381-16714978(Top 56%)5032(Top 44%)5032(Top 103%)
35K21.75 mi0.75 mi10855-112403-222403-2211650(Top 44%)3229(Top 28%)3229(Top 66%)
23M23.00 mi1.25 mi11207-3522608-2052608-20515910(Top 60%)5680(Top 50%)5680(Top 116%)
24M24.00 mi1.00 mi11378-1712724-1162724-11614387(Top 54%)4881(Top 43%)4881(Top 100%)
40K24.85 mi0.85 mi11558-1802846-1222846-12215235(Top 57%)5417(Top 47%)5417(Top 111%)
25.2M25.20 mi0.35 mi11663-1052911-652911-6516809(Top 63%)6300(Top 55%)6300(Top 129%)
Finish26.22 mi1.02 mi11931-2683084-1733084-17316852(Top 63%)6284(Top 55%)6284(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

11054

Females

2383

F18-39

2383

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11455

Females

2583

F18-39

2583

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

11054

Females

2383

F18-39

2383

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10084

Females

1957

F18-39

1957

20K→Half

12.4 - 13.1 mi

Top 37%
×2stories
+19ft-37ft

Overall

9912

Females

1867

F18-39

1867

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10213

Females

2096

F18-39

2096

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10994

Females

2637

F18-39

2637

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12455

Females

3548

F18-39

3548

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14978

Females

5032

F18-39

5032

21M→35K

21.0 - 21.8 mi

Top 44%
×7stories
+17ft-86ft

Overall

11650

Females

3229

F18-39

3229

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15910

Females

5680

F18-39

5680

23M→24M

23.0 - 24.0 mi

Top 54%
×6stories
+12ft-82ft

Overall

14387

Females

4881

F18-39

4881

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15235

Females

5417

F18-39

5417

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16809

Females

6300

F18-39

6300

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16852

Females

6284

F18-39

6284

Passing Analysis

Category:
Athletes Passed
1041*
Passed By
3320
Net Change
-2280
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9651
5K → 10K63943-881#9651#10532
10K → 15K134286-152#10532#10684
15K → 20K25973+186#10684#10498
20K → Half5227+25#10498#10473
Half → 25K17287+85#10473#10388
25K → 30K152189-37#10388#10425
30K → 20M37*191-154#10425#10579
20M → 21M24289-265#10579#10844
21M → 35K4152-11#10844#10855
35K → 23M29381-352#10855#11207
23M → 24M25196-171#11207#11378
24M → 40K25205-180#11378#11558
40K → 25.2M9114-105#11558#11663
25.2M → Finish19287-268#11663#11931
TOTALS1041*3320-2280

* 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