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BOSTON MARATHON 2023

Katya Kuhlmann

Bib: 16039 F MX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Female)
#0 / 11423
Top 18%
Masters (Masters Women)
#0 / 6539
Top 7%
Division (F45-49)
#0 / 1817
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:26/mi
23:05
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:26/mi
46:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:35/mi
1:09:46
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:44/mi
1:33:47
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:39/mi
1:39:00
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:47/mi
1:57:52
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:02/mi
2:22:50
↑ 181↓ 1480.2%
138 ft elev
20M
8:01/mi
2:33:43
↑ 64↓ 500.2%
148 ft elev
21M
8:23/mi
2:42:06
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:36/mi
2:47:47
↑ 17↓ 861.7%
156 ft elev
23M
7:52/mi
2:57:38
↑ 23↓ 630.6%
116 ft elev
24M
7:33/mi
3:05:11
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:42/mi
3:11:46
↓ 200.3%
20 ft elev
25.2M
8:19/mi
3:14:38
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:24/mi
3:22:10
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:39:007:33 /mi⚡ faster
2nd Half
1:43:107:52 /mi+4.2%
Positive split — 4.2% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:057:263.11 mi23:05
7:26
-
10K
46:127:263.10 mi23:07
7:26
0:00
15K
1:09:467:293.11 mi23:34
7:35
+0:09
20K
1:33:477:333.11 mi24:01
7:44
+0:09
Half(13.11 mi)
1:39:007:330.68 mi5:13
7:39
-0:05
25K
1:57:527:352.42 mi18:52
7:47
+0:08
30K
2:22:507:403.11 mi24:58
8:02
+0:15
20M
2:33:437:411.36 mi10:53
8:01
-0:01
21M
2:42:067:431.00 mi8:23
8:23
+0:22
35K
2:47:477:430.75 mi5:41
7:36
-0:47
23M
2:57:387:431.25 mi9:51
7:52
+0:16
24M
3:05:117:431.00 mi7:33
7:33
-0:19
40K
3:11:467:430.85 mi6:35
7:42
+0:09
25.2M
3:14:387:430.35 mi2:52
8:19
+0:37
Finish(26.22 mi)
3:22:107:431.02 mi7:32
7:24
-0:55
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:24 /mi

Average Pace

7:43 /mi

Slowest Pace

8:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:10:55

94% of race

Time at Steady Pace

11:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:43 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi9076142314231089522812281
10K3.10 mi9461-3851593-1701593-170999518161816
15K3.11 mi9909-4481787-1941787-1941089522812281
20K3.11 mi10247-3381946-1591946-1591114824812481
Half(13.11 mi)0.68 mi10304-571978-321978-321142825692569
25K2.42 mi10377-732031-532031-531095124532453
30K3.11 mi10454-772125-942125-941118927292729
20M1.36 mi10448+62147-222147-221033923852385
21M1.00 mi10385+632141+62141+6975922682268
35K0.75 mi10314+712118+232118+23929420472047
23M1.25 mi10206+1082098+202098+20888519671967
24M1.00 mi10074+1322065+332065+33808117141714
40K0.85 mi9964+1102045+202045+20801817561756
25.2M0.35 mi9910+542032+132032+13845020012001
Finish(26.22 mi)1.02 mi9787+1232004+282004+28777617361736

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10895

Females

2281

F45-49

2281

5K→10K

3.1 - 6.2 mi

Top 38%
×5story building
+79ft-138ft

Overall

9995

Females

1816

F45-49

1816

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10895

Females

2281

F45-49

2281

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11148

Females

2481

F45-49

2481

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11428

Females

2569

F45-49

2569

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

10951

Females

2453

F45-49

2453

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

11189

Females

2729

F45-49

2729

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

10339

Females

2385

F45-49

2385

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9759

Females

2268

F45-49

2268

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9294

Females

2047

F45-49

2047

35K→23M

21.8 - 23.0 mi

Top 33%
×5story building
+23ft-63ft

Overall

8885

Females

1967

F45-49

1967

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

8081

Females

1714

F45-49

1714

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8018

Females

1756

F45-49

1756

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8450

Females

2001

F45-49

2001

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7776

Females

1736

F45-49

1736

Passing Analysis

Category:
Passed
1426*
Passed By
2136
Net Change
-711
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9076
5K → 10K137522-385#9076#9461
10K → 15K58505-448#9461#9909
15K → 20K71409-338#9909#10247
20K → Half966-57#10247#10304
Half → 25K119192-73#10304#10377
25K → 30K142219-77#10377#10454
30K → 20M76*70+6#10454#10448
20M → 21M11956+63#10448#10385
21M → 35K8514+71#10385#10314
35K → 23M13426+108#10314#10206
23M → 24M14917+132#10206#10074
24M → 40K122*12+110#10074#9964
40K → 25.2M628+54#9964#9910
25.2M → Finish143*20+123#9910#9787
TOTALS1426*2136-711

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

Passing Charts

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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