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BOSTON MARATHON 2023

Hyunsun Reilly

Bib: 6724•F

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 18%
Gender (Female)
#0 / 11423
Top 3%
Masters (Masters Women)
#0 / 6539
Top 0.9%
Division (F40-44)
#0 / 1878
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:14
Rank: #5024
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:08
Rank: #4813 (+211)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:03:08
Rank: #4742 (+71)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:24:41
Rank: #4973 (-231)
15K → 20K
21:33 | 6:56/mi
Half· 13.11 mi
1:29:13
Rank: #4922 (+51)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:46:06
Rank: #4999 (-77)
Half → 25K
16:53 | 6:58/mi
30K· 18.64 mi
2:08:28
Rank: #5100 (-101)
25K → 30K
22:22 | 7:12/mi
20M
2:18:19
Rank: #5118 (-18)
30K → 20M
9:51 | 7:15/mi
21M
2:25:54
Rank: #5077 (+41)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:30:55
Rank: #5007 (+70)
21M → 35K
5:01 | 6:42/mi
23M
2:39:43
Rank: #4884 (+123)
35K → 23M
8:48 | 7:02/mi
24M
2:46:32
Rank: #4797 (+87)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:52:33
Rank: #4726 (+71)
24M → 40K
6:01 | 7:02/mi
25.2M
2:55:11
Rank: #4704 (+22)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:02:24
Rank: #4700 (+4)
25.2M → Finish
7:13 | 7:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:13
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:33:11
Pace7:06 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1121:146:5021:14
6:50
-
10K
6.21 mi10:46:0542:086:4720:54
6:44
-0:06
15K
9.32 mi11:07:051:03:086:4621:00
6:46
+0:02
20K
12.43 mi11:28:381:24:416:4921:33
6:56
+0:10
Half
13.11 mi11:33:101:29:136:484:32
6:39
-0:17
25K
15.53 mi11:50:031:46:066:5016:53
6:58
+0:19
30K
18.64 mi12:12:252:08:286:5322:22
7:12
+0:14
20M
20.00 mi12:22:162:18:196:559:51
7:15
+0:03
21M
21.00 mi12:29:512:25:546:577:35
7:35
+0:20
35K
21.75 mi12:34:522:30:556:565:01
6:42
-0:53
23M
23.00 mi12:43:402:39:436:578:48
7:02
+0:20
24M
24.00 mi12:50:292:46:326:566:49
6:49
-0:13
40K
24.85 mi12:56:302:52:336:576:01
7:02
+0:13
25.2M
25.20 mi12:59:082:55:116:572:38
7:38
+0:36
Finish
26.22 mi13:06:213:02:246:587:13
7:05
-0:33

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

6:39 /mi

Average Pace

6:58 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:11

94% of race

Time at Steady Pace

10:13

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:25:1121:146:5021:14
6:50
#5024
10K
6.21 mi10:46:0542:086:4720:54
6:44
#4813
15K
9.32 mi11:07:051:03:086:4621:00
6:46
#4742
20K
12.43 mi11:28:381:24:416:4921:33
6:56
#4973
Half
13.11 mi11:33:101:29:136:484:32
6:39
#4922
25K
15.53 mi11:50:031:46:066:5016:53
6:58
#4999
30K
18.64 mi12:12:252:08:286:5322:22
7:12
#5100
20M
20.00 mi12:22:162:18:196:559:51
7:15
#5118
21M
21.00 mi12:29:512:25:546:577:35
7:35
#5077
35K
21.75 mi12:34:522:30:556:565:01
6:42
#5007
23M
23.00 mi12:43:402:39:436:578:48
7:02
#4884
24M
24.00 mi12:50:292:46:326:566:49
6:49
#4797
40K
24.85 mi12:56:302:52:336:576:01
7:02
#4726
25.2M
25.20 mi12:59:082:55:116:572:38
7:38
#4704
Finish
26.22 mi13:06:213:02:246:587:13
7:05
#4700
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi50243583584733(Top 18%)314(Top 3%)314(Top 17%)
10K6.21 mi3.10 mi4813+211332+26332+264630(Top 17%)309(Top 3%)309(Top 16%)
15K9.32 mi3.11 mi4742+71323+9323+94733(Top 18%)314(Top 3%)314(Top 17%)
20K12.43 mi3.11 mi4973-231341-18341-185589(Top 21%)449(Top 4%)449(Top 24%)
Half13.11 mi0.68 mi4922+51339+2339+23927(Top 15%)239(Top 2%)239(Top 13%)
25K15.53 mi2.42 mi4999-77351-12351-125381(Top 20%)417(Top 4%)417(Top 22%)
30K18.64 mi3.11 mi5100-101371-20371-205503(Top 21%)502(Top 4%)502(Top 27%)
20M20.00 mi1.36 mi5118-18374-3374-35380(Top 20%)537(Top 5%)537(Top 29%)
21M21.00 mi1.00 mi5077+41376-2376-25021(Top 19%)524(Top 5%)524(Top 28%)
35K21.75 mi0.75 mi5007+70372+4372+43656(Top 14%)273(Top 2%)273(Top 15%)
23M23.00 mi1.25 mi4884+123357+15357+153945(Top 15%)313(Top 3%)313(Top 17%)
24M24.00 mi1.00 mi4797+87348+9348+93772(Top 14%)316(Top 3%)316(Top 17%)
40K24.85 mi0.85 mi4726+71340+8340+84068(Top 15%)421(Top 4%)421(Top 22%)
25.2M25.20 mi0.35 mi4704+223403404621(Top 17%)593(Top 5%)593(Top 32%)
Finish26.22 mi1.02 mi4700+4353-13353-135735(Top 22%)971(Top 9%)971(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4733

Females

314

F40-44

314

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4630

Females

309

F40-44

309

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4733

Females

314

F40-44

314

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5589

Females

449

F40-44

449

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

3927

Females

239

F40-44

239

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5381

Females

417

F40-44

417

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5503

Females

502

F40-44

502

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5380

Females

537

F40-44

537

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5021

Females

524

F40-44

524

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3656

Females

273

F40-44

273

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3945

Females

313

F40-44

313

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3772

Females

316

F40-44

316

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4068

Females

421

F40-44

421

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4621

Females

593

F40-44

593

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5735

Females

971

F40-44

971

Passing Analysis

Category:
Athletes Passed
1395
Passed By
1071
Net Change
+324
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5024
5K → 10K329118+211#5024#4813
10K → 15K15281+71#4813#4742
15K → 20K43274-231#4742#4973
20K → Half565+51#4973#4922
Half → 25K82159-77#4922#4999
25K → 30K110211-101#4999#5100
30K → 20M6482-18#5100#5118
20M → 21M7736+41#5118#5077
21M → 35K777+70#5077#5007
35K → 23M13916+123#5007#4884
23M → 24M9811+87#4884#4797
24M → 40K8110+71#4797#4726
40K → 25.2M3210+22#4726#4704
25.2M → Finish5551+4#4704#4700
TOTALS13951071+324
📊

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