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BOSTON MARATHON 2023

Kelly Kupers

Bib: 20375•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 41%
Masters (Masters Women)
#0 / 6539
Top 28%
Division (F40-44)
#0 / 1878
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:28
Rank: #15467
Start → 5K
25:28 | 8:12/mi
10K· 6.21 mi
50:51
Rank: #15707 (-240)
5K → 10K
25:23 | 8:10/mi
15K· 9.32 mi
1:16:15
Rank: #15681 (+26)
10K → 15K
25:24 | 8:11/mi
20K· 12.43 mi
1:41:46
Rank: #15504 (+177)
15K → 20K
25:31 | 8:13/mi
Half· 13.11 mi
1:47:21
Rank: #15513 (-9)
20K → Half
5:35 | 8:11/mi
25K· 15.53 mi
2:07:22
Rank: #15350 (+163)
Half → 25K
20:01 | 8:15/mi
30K· 18.64 mi
2:33:38
Rank: #15082 (+268)
25K → 30K
26:16 | 8:27/mi
20M
2:45:16
Rank: #14986 (+96)
30K → 20M
11:38 | 8:34/mi
21M
2:54:18
Rank: #14893 (+93)
20M → 21M
9:02 | 9:02/mi
35K· 21.75 mi
3:00:33
Rank: #14858 (+35)
21M → 35K
6:15 | 8:21/mi
23M
3:11:16
Rank: #14781 (+77)
35K → 23M
10:43 | 8:34/mi
24M
3:19:40
Rank: #14717 (+64)
23M → 24M
8:24 | 8:24/mi
40K· 24.85 mi
3:26:59
Rank: #14659 (+58)
24M → 40K
7:19 | 8:33/mi
25.2M
3:30:04
Rank: #14604 (+55)
40K → 25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:38:27
Rank: #14548 (+56)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:21
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:51:06
Pace8:29 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0625:288:1225:28
8:12
-
10K
6.21 mi11:43:2950:518:1125:23
8:10
-0:02
15K
9.32 mi12:08:531:16:158:1125:24
8:11
+0:01
20K
12.43 mi12:34:241:41:468:1125:31
8:13
+0:02
Half
13.11 mi12:39:591:47:218:115:35
8:11
-0:02
25K
15.53 mi13:00:002:07:228:1220:01
8:15
+0:04
30K
18.64 mi13:26:162:33:388:1426:16
8:27
+0:12
20M
20.00 mi13:37:542:45:168:1611:38
8:34
+0:07
21M
21.00 mi13:46:562:54:188:189:02
9:02
+0:28
35K
21.75 mi13:53:113:00:338:186:15
8:21
-0:41
23M
23.00 mi14:03:543:11:168:1910:43
8:34
+0:13
24M
24.00 mi14:12:183:19:408:198:24
8:24
-0:10
40K
24.85 mi14:19:373:26:598:207:19
8:33
+0:09
25.2M
25.20 mi14:22:423:30:048:203:05
8:56
+0:23
Finish
26.22 mi14:31:053:38:278:208:23
8:14
-0:42

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

8:10 /mi

Average Pace

8:20 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:25

96% of race

Time at Steady Pace

9:02

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:20 /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 mi11:18:0625:288:1225:28
8:12
#15467
10K
6.21 mi11:43:2950:518:1125:23
8:10
#15707
15K
9.32 mi12:08:531:16:158:1125:24
8:11
#15681
20K
12.43 mi12:34:241:41:468:1125:31
8:13
#15504
Half
13.11 mi12:39:591:47:218:115:35
8:11
#15513
25K
15.53 mi13:00:002:07:228:1220:01
8:15
#15350
30K
18.64 mi13:26:162:33:388:1426:16
8:27
#15082
20M
20.00 mi13:37:542:45:168:1611:38
8:34
#14986
21M
21.00 mi13:46:562:54:188:189:02
9:02
#14893
35K
21.75 mi13:53:113:00:338:186:15
8:21
#14858
23M
23.00 mi14:03:543:11:168:1910:43
8:34
#14781
24M
24.00 mi14:12:183:19:408:198:24
8:24
#14717
40K
24.85 mi14:19:373:26:598:207:19
8:33
#14659
25.2M
25.20 mi14:22:423:30:048:203:05
8:56
#14604
Finish
26.22 mi14:31:053:38:278:208:23
8:14
#14548
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi154674942494215693(Top 59%)5105(Top 45%)5105(Top 272%)
10K6.21 mi3.10 mi15707-2405096-1545096-15416044(Top 60%)5298(Top 46%)5298(Top 282%)
15K9.32 mi3.11 mi15681+265085+115085+1115693(Top 59%)5105(Top 45%)5105(Top 272%)
20K12.43 mi3.11 mi15504+1774993+924993+9215056(Top 57%)4750(Top 42%)4750(Top 253%)
Half13.11 mi0.68 mi15513-95003-105003-1015701(Top 59%)5107(Top 45%)5107(Top 272%)
25K15.53 mi2.42 mi15350+1634931+724931+7214655(Top 55%)4623(Top 40%)4623(Top 246%)
30K18.64 mi3.11 mi15082+2684810+1214810+12114026(Top 53%)4347(Top 38%)4347(Top 231%)
20M20.00 mi1.36 mi14986+964762+484762+4814026(Top 53%)4426(Top 39%)4426(Top 236%)
21M21.00 mi1.00 mi14893+934725+374725+3713625(Top 51%)4281(Top 37%)4281(Top 228%)
35K21.75 mi0.75 mi14858+354723+24723+214466(Top 54%)4818(Top 42%)4818(Top 257%)
23M23.00 mi1.25 mi14781+774705+184705+1813604(Top 51%)4399(Top 39%)4399(Top 234%)
24M24.00 mi1.00 mi14717+644687+184687+1813900(Top 52%)4615(Top 40%)4615(Top 246%)
40K24.85 mi0.85 mi14659+584680+74680+713732(Top 52%)4599(Top 40%)4599(Top 245%)
25.2M25.20 mi0.35 mi14604+554652+284652+2812260(Top 46%)3873(Top 34%)3873(Top 206%)
Finish26.22 mi1.02 mi14548+564628+244628+2413642(Top 51%)4548(Top 40%)4548(Top 242%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

15693

Females

5105

F40-44

5105

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

16044

Females

5298

F40-44

5298

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

15693

Females

5105

F40-44

5105

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

15056

Females

4750

F40-44

4750

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

15701

Females

5107

F40-44

5107

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14655

Females

4623

F40-44

4623

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14026

Females

4347

F40-44

4347

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14026

Females

4426

F40-44

4426

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13625

Females

4281

F40-44

4281

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14466

Females

4818

F40-44

4818

35K→23M

21.8 - 23.0 mi

Top 51%
×5stories
+23ft-63ft

Overall

13604

Females

4399

F40-44

4399

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13900

Females

4615

F40-44

4615

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13732

Females

4599

F40-44

4599

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12260

Females

3873

F40-44

3873

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13642

Females

4548

F40-44

4548

Passing Analysis

Category:
Athletes Passed
2013
Passed By
1094
Net Change
+919
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15467
5K → 10K205445-240#15467#15707
10K → 15K194168+26#15707#15681
15K → 20K26790+177#15681#15504
20K → Half2130-9#15504#15513
Half → 25K22461+163#15513#15350
25K → 30K31850+268#15350#15082
30K → 20M13034+96#15082#14986
20M → 21M13340+93#14986#14893
21M → 35K6328+35#14893#14858
35K → 23M12447+77#14858#14781
23M → 24M9531+64#14781#14717
24M → 40K9032+58#14717#14659
40K → 25.2M605+55#14659#14604
25.2M → Finish8933+56#14604#14548
TOTALS20131094+919
📊

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