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BOSTON MARATHON 2023

Kimberly Drozda

Bib: 12109•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Female)
#0 / 11423
Top 12%
Masters (Masters Women)
#0 / 6539
Top 4%
Division (F40-44)
#0 / 1878
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:08/mi
22:10
↑ 97↓ 3451.5%
10K· 6.21 mi
6:57/mi
43:47
↑ 79↓ 1380.4%
15K· 9.32 mi
7:08/mi
1:05:58
↑ 67↓ 78
20K· 12.43 mi
7:21/mi
1:28:47
↑ 106↓ 860.1%
Half· 13.11 mi
7:04/mi
1:33:36
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
1:52:42
↑ 66↓ 880.2%
30K· 18.64 mi
7:57/mi
2:17:24
↑ 181↓ 1480.2%
20M
7:56/mi
2:28:11
↑ 64↓ 500.2%
21M
8:20/mi
2:36:31
↑ 106↓ 241.6%
35K· 21.75 mi
7:26/mi
2:42:05
↑ 17↓ 861.7%
23M
7:46/mi
2:51:49
↑ 23↓ 630.6%
24M
7:41/mi
2:59:30
↓ 821.3%
40K· 24.85 mi
7:45/mi
3:06:08
↓ 200.3%
25.2M
8:22/mi
3:09:01
↑ 13↓ 160.2%
Finish· 26.22 mi
7:37/mi
3:16:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:36
Pace7:08 /mi
2nd Half
Distance13.11 mi
Time1:43:11
Pace7:52 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5422:107:0822:10
7:08
-
10K
6.21 mi11:11:3143:477:0321:37
6:57
-0:11
15K
9.32 mi11:33:421:05:587:0522:11
7:08
+0:11
20K
12.43 mi11:56:311:28:477:0922:49
7:21
+0:13
Half
13.11 mi12:01:201:33:367:084:49
7:04
-0:17
25K
15.53 mi12:20:261:52:427:1519:06
7:53
+0:49
30K
18.64 mi12:45:082:17:247:2224:42
7:57
+0:04
20M
20.00 mi12:55:552:28:117:2510:47
7:56
-0:01
21M
21.00 mi13:04:152:36:317:278:20
8:20
+0:24
35K
21.75 mi13:09:492:42:057:275:34
7:26
-0:54
23M
23.00 mi13:19:332:51:497:289:44
7:46
+0:20
24M
24.00 mi13:27:142:59:307:297:41
7:41
-0:05
40K
24.85 mi13:33:523:06:087:296:38
7:45
+0:04
25.2M
25.20 mi13:36:453:09:017:302:53
8:22
+0:37
Finish
26.22 mi13:44:313:16:477:317:46
7:37
-0:45

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

6:57 /mi

Average Pace

7:31 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:10

50% of race

Time at Steady Pace

50:55

26% of race

Time at Slower Pace

46:42

24% of race

Average Pace: 7:30 /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 mi10:49:5422:107:0822:10
7:08
#7106
10K
6.21 mi11:11:3143:477:0321:37
6:57
#6782
15K
9.32 mi11:33:421:05:587:0522:11
7:08
#6968
20K
12.43 mi11:56:311:28:477:0922:49
7:21
#7191
Half
13.11 mi12:01:201:33:367:084:49
7:04
#7172
25K
15.53 mi12:20:261:52:427:1519:06
7:53
#7759
30K
18.64 mi12:45:082:17:247:2224:42
7:57
#8159
20M
20.00 mi12:55:552:28:117:2510:47
7:56
#8239
21M
21.00 mi13:04:152:36:317:278:20
8:20
#8293
35K
21.75 mi13:09:492:42:057:275:34
7:26
#8270
23M
23.00 mi13:19:332:51:497:289:44
7:46
#8232
24M
24.00 mi13:27:142:59:307:297:41
7:41
#8244
40K
24.85 mi13:33:523:06:087:296:38
7:45
#8229
25.2M
25.20 mi13:36:453:09:017:302:53
8:22
#8220
Finish
26.22 mi13:44:313:16:477:317:46
7:37
#8230
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi71067467467421(Top 28%)873(Top 8%)873(Top 46%)
10K6.21 mi3.10 mi6782+324670+76670+766555(Top 25%)650(Top 6%)650(Top 35%)
15K9.32 mi3.11 mi6968-186732-62732-627421(Top 28%)873(Top 8%)873(Top 46%)
20K12.43 mi3.11 mi7191-223797-65797-658118(Top 30%)1144(Top 10%)1144(Top 61%)
Half13.11 mi0.68 mi7172+19786+11786+116988(Top 26%)772(Top 7%)772(Top 41%)
25K15.53 mi2.42 mi7759-587990-204990-20411736(Top 44%)2910(Top 25%)2910(Top 155%)
30K18.64 mi3.11 mi8159-4001179-1891179-18910513(Top 39%)2393(Top 21%)2393(Top 127%)
20M20.00 mi1.36 mi8239-801228-491228-499802(Top 37%)2144(Top 19%)2144(Top 114%)
21M21.00 mi1.00 mi8293-541258-301258-309432(Top 35%)2106(Top 18%)2106(Top 112%)
35K21.75 mi0.75 mi8270+231264-61264-68127(Top 31%)1545(Top 14%)1545(Top 82%)
23M23.00 mi1.25 mi8232+381273-91273-98246(Top 31%)1684(Top 15%)1684(Top 90%)
24M24.00 mi1.00 mi8244-121295-221295-228991(Top 34%)2085(Top 18%)2085(Top 111%)
40K24.85 mi0.85 mi8229+151310-151310-158405(Top 32%)1895(Top 17%)1895(Top 101%)
25.2M25.20 mi0.35 mi8220+91320-101320-108705(Top 33%)2108(Top 18%)2108(Top 112%)
Finish26.22 mi1.02 mi8230-101345-251345-259424(Top 35%)2429(Top 21%)2429(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7421

Females

873

F40-44

873

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

6555

Females

650

F40-44

650

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7421

Females

873

F40-44

873

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8118

Females

1144

F40-44

1144

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6988

Females

772

F40-44

772

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11736

Females

2910

F40-44

2910

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10513

Females

2393

F40-44

2393

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9802

Females

2144

F40-44

2144

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9432

Females

2106

F40-44

2106

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8127

Females

1545

F40-44

1545

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8246

Females

1684

F40-44

1684

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

8991

Females

2085

F40-44

2085

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8405

Females

1895

F40-44

1895

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8705

Females

2108

F40-44

2108

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9424

Females

2429

F40-44

2429

Passing Analysis

Category:
Athletes Passed
1069
Passed By
2193
Net Change
-1124
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7106
5K → 10K39975+324#7106#6782
10K → 15K64250-186#6782#6968
15K → 20K48271-223#6968#7191
20K → Half267+19#7191#7172
Half → 25K17604-587#7172#7759
25K → 30K40440-400#7759#8159
30K → 20M60140-80#8159#8239
20M → 21M49103-54#8239#8293
21M → 35K5532+23#8293#8270
35K → 23M10163+38#8270#8232
23M → 24M5971-12#8232#8244
24M → 40K6954+15#8244#8229
40K → 25.2M2920+9#8229#8220
25.2M → Finish5363-10#8220#8230
TOTALS10692193-1124
📊

Passing Visuals

Category:
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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