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BOSTON MARATHON 2023

Mia Polcyn

Bib: 29655•F

CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:39
Rank: #23103
Start → 5K
30:39 | 9:52/mi
10K· 6.21 mi
59:36
Rank: #22585 (+518)
5K → 10K
28:57 | 9:19/mi
15K· 9.32 mi
1:28:23
Rank: #22252 (+333)
10K → 15K
28:47 | 9:16/mi
20K· 12.43 mi
1:57:03
Rank: #21861 (+391)
15K → 20K
28:40 | 9:14/mi
Half· 13.11 mi
2:03:16
Rank: #21810 (+51)
20K → Half
6:13 | 9:07/mi
25K· 15.53 mi
2:25:21
Rank: #21479 (+331)
Half → 25K
22:05 | 9:06/mi
30K· 18.64 mi
2:55:10
Rank: #21172 (+307)
25K → 30K
29:49 | 9:36/mi
20M
3:08:20
Rank: #21023 (+149)
30K → 20M
13:10 | 9:41/mi
21M
3:18:52
Rank: #20916 (+107)
20M → 21M
10:32 | 10:32/mi
35K· 21.75 mi
3:25:40
Rank: #20818 (+98)
21M → 35K
6:48 | 9:05/mi
23M
3:37:52
Rank: #20712 (+106)
35K → 23M
12:12 | 9:45/mi
24M
3:47:44
Rank: #20704 (+8)
23M → 24M
9:52 | 9:52/mi
40K· 24.85 mi
3:56:25
Rank: #20671 (+33)
24M → 40K
8:41 | 10:09/mi
25.2M
4:00:16
Rank: #20680 (-9)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
4:10:47
Rank: #20740 (-60)
25.2M → Finish
10:31 | 10:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:16
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:07:31
Pace9:44 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2430:399:5230:39
9:52
-
10K
6.21 mi12:17:2159:369:3628:57
9:19
-0:33
15K
9.32 mi12:46:081:28:239:2928:47
9:16
-0:03
20K
12.43 mi13:14:481:57:039:2528:40
9:14
-0:02
Half
13.11 mi13:21:012:03:169:246:13
9:07
-0:07
25K
15.53 mi13:43:062:25:219:2122:05
9:06
-0:01
30K
18.64 mi14:12:552:55:109:2429:49
9:36
+0:30
20M
20.00 mi14:26:053:08:209:2513:10
9:41
+0:05
21M
21.00 mi14:36:373:18:529:2810:32
10:32
+0:51
35K
21.75 mi14:43:253:25:409:276:48
9:05
-1:27
23M
23.00 mi14:55:373:37:529:2812:12
9:45
+0:40
24M
24.00 mi15:05:293:47:449:299:52
9:52
+0:07
40K
24.85 mi15:14:103:56:259:318:41
10:09
+0:17
25.2M
25.20 mi15:18:014:00:169:323:51
11:10
+1:01
Finish
26.22 mi15:28:324:10:479:3410:31
10:19
-0:51

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

9:05 /mi

Average Pace

9:34 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:30

48% of race

Time at Steady Pace

1:35:42

38% of race

Time at Slower Pace

33:35

13% of race

Average Pace: 9:34 /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 mi11:48:2430:399:5230:39
9:52
#23103
10K
6.21 mi12:17:2159:369:3628:57
9:19
#22585
15K
9.32 mi12:46:081:28:239:2928:47
9:16
#22252
20K
12.43 mi13:14:481:57:039:2528:40
9:14
#21861
Half
13.11 mi13:21:012:03:169:246:13
9:07
#21810
25K
15.53 mi13:43:062:25:219:2122:05
9:06
#21479
30K
18.64 mi14:12:552:55:109:2429:49
9:36
#21172
20M
20.00 mi14:26:053:08:209:2513:10
9:41
#21023
21M
21.00 mi14:36:373:18:529:2810:32
10:32
#20916
35K
21.75 mi14:43:253:25:409:276:48
9:05
#20818
23M
23.00 mi14:55:373:37:529:2812:12
9:45
#20712
24M
24.00 mi15:05:293:47:449:299:52
9:52
#20704
40K
24.85 mi15:14:103:56:259:318:41
10:09
#20671
25.2M
25.20 mi15:18:014:00:169:323:51
11:10
#20680
Finish
26.22 mi15:28:324:10:479:3410:31
10:19
#20740
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi231039448944821535(Top 81%)8521(Top 75%)8521(Top 174%)
10K6.21 mi3.10 mi22585+5189141+3079141+30721986(Top 83%)8815(Top 77%)8815(Top 180%)
15K9.32 mi3.11 mi22252+3338963+1788963+17821535(Top 81%)8521(Top 75%)8521(Top 174%)
20K12.43 mi3.11 mi21861+3918747+2168747+21620695(Top 78%)8058(Top 71%)8058(Top 165%)
Half13.11 mi0.68 mi21810+518718+298718+2920900(Top 79%)8195(Top 72%)8195(Top 168%)
25K15.53 mi2.42 mi21479+3318535+1838535+18319466(Top 73%)7410(Top 65%)7410(Top 152%)
30K18.64 mi3.11 mi21172+3078376+1598376+15919788(Top 74%)7645(Top 67%)7645(Top 157%)
20M20.00 mi1.36 mi21023+1498307+698307+6919541(Top 73%)7602(Top 67%)7602(Top 156%)
21M21.00 mi1.00 mi20916+1078261+468261+4619709(Top 74%)7774(Top 68%)7774(Top 159%)
35K21.75 mi0.75 mi20818+988220+418220+4118322(Top 69%)7023(Top 61%)7023(Top 144%)
23M23.00 mi1.25 mi20712+1068173+478173+4719252(Top 72%)7560(Top 66%)7560(Top 155%)
24M24.00 mi1.00 mi20704+88179-68179-620429(Top 77%)8222(Top 72%)8222(Top 168%)
40K24.85 mi0.85 mi20671+338171+88171+820393(Top 77%)8274(Top 72%)8274(Top 169%)
25.2M25.20 mi0.35 mi20680-98182-118182-1120849(Top 78%)8501(Top 74%)8501(Top 174%)
Finish26.22 mi1.02 mi20740-608223-418223-4122607(Top 85%)9444(Top 83%)9444(Top 193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21535

Females

8521

F18-39

8521

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

21986

Females

8815

F18-39

8815

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21535

Females

8521

F18-39

8521

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

20695

Females

8058

F18-39

8058

20K→Half

12.4 - 13.1 mi

Top 79%
×2stories
+19ft-37ft

Overall

20900

Females

8195

F18-39

8195

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

19466

Females

7410

F18-39

7410

25K→30K

15.5 - 18.6 mi

Top 74%
×9stories
+181ft-148ft

Overall

19788

Females

7645

F18-39

7645

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19541

Females

7602

F18-39

7602

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

19709

Females

7774

F18-39

7774

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18322

Females

7023

F18-39

7023

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19252

Females

7560

F18-39

7560

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20429

Females

8222

F18-39

8222

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

20393

Females

8274

F18-39

8274

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

20849

Females

8501

F18-39

8501

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22607

Females

9444

F18-39

9444

Passing Analysis

Category:
Athletes Passed
2713
Passed By
350
Net Change
+2363
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23103
5K → 10K57961+518#23103#22585
10K → 15K36431+333#22585#22252
15K → 20K40514+391#22252#21861
20K → Half598+51#21861#21810
Half → 25K3354+331#21810#21479
25K → 30K32922+307#21479#21172
30K → 20M1578+149#21172#21023
20M → 21M12114+107#21023#20916
21M → 35K1002+98#20916#20818
35K → 23M13125+106#20818#20712
23M → 24M4537+8#20712#20704
24M → 40K5522+33#20704#20671
40K → 25.2M1322-9#20671#20680
25.2M → Finish2080-60#20680#20740
TOTALS2713350+2363
📊

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