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BOSTON MARATHON 2023

Gavi Kestenbaum

Bib: 21371•F

PA

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
28:49
Rank: #21452
Start → 5K
28:49 | 9:17/mi
10K· 6.21 mi
57:26
Rank: #21543 (-91)
5K → 10K
28:37 | 9:13/mi
15K· 9.32 mi
1:25:48
Rank: #21382 (+161)
10K → 15K
28:22 | 9:08/mi
20K· 12.43 mi
1:54:17
Rank: #21177 (+205)
15K → 20K
28:29 | 9:10/mi
Half· 13.11 mi
2:00:30
Rank: #21155 (+22)
20K → Half
6:13 | 9:07/mi
25K· 15.53 mi
2:23:03
Rank: #20960 (+195)
Half → 25K
22:33 | 9:18/mi
30K· 18.64 mi
2:53:34
Rank: #20872 (+88)
25K → 30K
30:31 | 9:49/mi
20M
3:06:52
Rank: #20754 (+118)
30K → 20M
13:18 | 9:47/mi
21M
3:17:10
Rank: #20641 (+113)
20M → 21M
10:18 | 10:18/mi
35K· 21.75 mi
3:24:26
Rank: #20634 (+7)
21M → 35K
7:16 | 9:43/mi
23M
3:37:02
Rank: #20586 (+48)
35K → 23M
12:36 | 10:04/mi
24M
3:46:59
Rank: #20586
23M → 24M
9:57 | 9:57/mi
40K· 24.85 mi
3:55:30
Rank: #20561 (+25)
24M → 40K
8:31 | 9:58/mi
25.2M
3:59:07
Rank: #20526 (+35)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
4:08:48
Rank: #20505 (+21)
25.2M → Finish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:30
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:08:18
Pace9:47 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2028:499:1728:49
9:17
-
10K
6.21 mi11:53:5757:269:1528:37
9:13
-0:04
15K
9.32 mi12:22:191:25:489:1228:22
9:08
-0:05
20K
12.43 mi12:50:481:54:179:1228:29
9:10
+0:02
Half
13.11 mi12:57:012:00:309:126:13
9:07
-0:03
25K
15.53 mi13:19:342:23:039:1322:33
9:18
+0:11
30K
18.64 mi13:50:052:53:349:1930:31
9:49
+0:31
20M
20.00 mi14:03:233:06:529:2113:18
9:47
-0:02
21M
21.00 mi14:13:413:17:109:2310:18
10:18
+0:31
35K
21.75 mi14:20:573:24:269:247:16
9:43
-0:35
23M
23.00 mi14:33:333:37:029:2612:36
10:04
+0:21
24M
24.00 mi14:43:303:46:599:279:57
9:57
-0:07
40K
24.85 mi14:52:013:55:309:298:31
9:58
+0:01
25.2M
25.20 mi14:55:383:59:079:293:37
10:29
+0:31
Finish
26.22 mi15:05:194:08:489:309:41
9:30
-0:59

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

9:07 /mi

Average Pace

9:30 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:17

89% of race

Time at Steady Pace

26:31

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:29 /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 mi11:25:2028:499:1728:49
9:17
#21452
10K
6.21 mi11:53:5757:269:1528:37
9:13
#21543
15K
9.32 mi12:22:191:25:489:1228:22
9:08
#21382
20K
12.43 mi12:50:481:54:179:1228:29
9:10
#21177
Half
13.11 mi12:57:012:00:309:126:13
9:07
#21155
25K
15.53 mi13:19:342:23:039:1322:33
9:18
#20960
30K
18.64 mi13:50:052:53:349:1930:31
9:49
#20872
20M
20.00 mi14:03:233:06:529:2113:18
9:47
#20754
21M
21.00 mi14:13:413:17:109:2310:18
10:18
#20641
35K
21.75 mi14:20:573:24:269:247:16
9:43
#20634
23M
23.00 mi14:33:333:37:029:2612:36
10:04
#20586
24M
24.00 mi14:43:303:46:599:279:57
9:57
#20586
40K
24.85 mi14:52:013:55:309:298:31
9:58
#20561
25.2M
25.20 mi14:55:383:59:079:293:37
10:29
#20526
Finish
26.22 mi15:05:194:08:489:309:41
9:30
#20505
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi214528611861121073(Top 79%)8275(Top 72%)8275(Top 686%)
10K6.21 mi3.10 mi21543-918601+108601+1021654(Top 81%)8632(Top 76%)8632(Top 715%)
15K9.32 mi3.11 mi21382+1618493+1088493+10821073(Top 79%)8275(Top 72%)8275(Top 686%)
20K12.43 mi3.11 mi21177+2058364+1298364+12920442(Top 77%)7926(Top 69%)7926(Top 657%)
Half13.11 mi0.68 mi21155+228350+148350+1420893(Top 78%)8188(Top 72%)8188(Top 678%)
25K15.53 mi2.42 mi20960+1958240+1108240+11020211(Top 76%)7816(Top 68%)7816(Top 648%)
30K18.64 mi3.11 mi20872+888200+408200+4020521(Top 77%)8069(Top 71%)8069(Top 669%)
20M20.00 mi1.36 mi20754+1188150+508150+5019826(Top 74%)7764(Top 68%)7764(Top 643%)
21M21.00 mi1.00 mi20641+1138103+478103+4719042(Top 72%)7369(Top 65%)7369(Top 611%)
35K21.75 mi0.75 mi20634+78109-68109-620520(Top 77%)8231(Top 72%)8231(Top 682%)
23M23.00 mi1.25 mi20586+488096+138096+1320185(Top 76%)8069(Top 71%)8069(Top 669%)
24M24.00 mi1.00 mi205868113-178113-1720668(Top 78%)8366(Top 73%)8366(Top 693%)
40K24.85 mi0.85 mi20561+258111+28111+219873(Top 75%)7990(Top 70%)7990(Top 662%)
25.2M25.20 mi0.35 mi20526+358086+258086+2519115(Top 72%)7576(Top 66%)7576(Top 628%)
Finish26.22 mi1.02 mi20505+218090-48090-420150(Top 76%)8086(Top 71%)8086(Top 670%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

21073

Females

8275

F50-54

8275

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

21654

Females

8632

F50-54

8632

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

21073

Females

8275

F50-54

8275

15K→20K

9.3 - 12.4 mi

Top 77%
×5stories
+106ft-86ft

Overall

20442

Females

7926

F50-54

7926

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

20893

Females

8188

F50-54

8188

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

20211

Females

7816

F50-54

7816

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

20521

Females

8069

F50-54

8069

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19826

Females

7764

F50-54

7764

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19042

Females

7369

F50-54

7369

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20520

Females

8231

F50-54

8231

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20185

Females

8069

F50-54

8069

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20668

Females

8366

F50-54

8366

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19873

Females

7990

F50-54

7990

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19115

Females

7576

F50-54

7576

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

20150

Females

8086

F50-54

8086

Passing Analysis

Category:
Athletes Passed
1810
Passed By
863
Net Change
+947
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21452
5K → 10K237328-91#21452#21543
10K → 15K25594+161#21543#21382
15K → 20K26358+205#21382#21177
20K → Half3412+22#21177#21155
Half → 25K22227+195#21155#20960
25K → 30K188100+88#20960#20872
30K → 20M14325+118#20872#20754
20M → 21M13118+113#20754#20641
21M → 35K4336+7#20641#20634
35K → 23M8840+48#20634#20586
23M → 24M48480#20586#20586
24M → 40K5732+25#20586#20561
40K → 25.2M4712+35#20561#20526
25.2M → Finish5433+21#20526#20505
TOTALS1810863+947
📊

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