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BOSTON MARATHON 2023

Dawn Rhee

Bib: 20135•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 41%
Division (F45-49)
#0 / 1817
Top 49%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:20
Rank: #19443
Start → 5K
27:20 | 8:48/mi
10K· 6.21 mi
54:23
Rank: #19420 (+23)
5K → 10K
27:03 | 8:42/mi
15K· 9.32 mi
1:21:37
Rank: #19374 (+46)
10K → 15K
27:14 | 8:46/mi
20K· 12.43 mi
1:49:06
Rank: #19221 (+153)
15K → 20K
27:29 | 8:51/mi
Half· 13.11 mi
1:54:47
Rank: #19097 (+124)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:15:44
Rank: #18788 (+309)
Half → 25K
20:57 | 8:38/mi
30K· 18.64 mi
2:43:29
Rank: #18403 (+385)
25K → 30K
27:45 | 8:56/mi
20M
2:55:58
Rank: #18330 (+73)
30K → 20M
12:29 | 9:11/mi
21M
3:04:51
Rank: #17984 (+346)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
3:10:36
Rank: #17710 (+274)
21M → 35K
5:45 | 7:41/mi
23M
3:20:38
Rank: #17305 (+405)
35K → 23M
10:02 | 8:01/mi
24M
3:28:45
Rank: #17077 (+228)
23M → 24M
8:07 | 8:07/mi
40K· 24.85 mi
3:35:47
Rank: #16895 (+182)
24M → 40K
7:02 | 8:14/mi
25.2M
3:38:49
Rank: #16796 (+99)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:46:52
Rank: #16587 (+209)
25.2M → Finish
8:03 | 7:54/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:47
Pace8:45 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:52:05
Pace8:33 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:5927:208:4827:20
8:48
-
10K
6.21 mi11:48:0254:238:4527:03
8:42
-0:06
15K
9.32 mi12:15:161:21:378:4527:14
8:46
+0:04
20K
12.43 mi12:42:451:49:068:4727:29
8:51
+0:05
Half
13.11 mi12:48:261:54:478:455:41
8:20
-0:31
25K
15.53 mi13:09:232:15:448:4420:57
8:38
+0:18
30K
18.64 mi13:37:082:43:298:4627:45
8:56
+0:18
20M
20.00 mi13:49:372:55:588:4812:29
9:11
+0:15
21M
21.00 mi13:58:303:04:518:488:53
8:53
-0:18
35K
21.75 mi14:04:153:10:368:465:45
7:41
-1:12
23M
23.00 mi14:14:173:20:388:4310:02
8:01
+0:20
24M
24.00 mi14:22:243:28:458:428:07
8:07
+0:06
40K
24.85 mi14:29:263:35:478:417:02
8:14
+0:07
25.2M
25.20 mi14:32:283:38:498:413:02
8:48
+0:34
Finish
26.22 mi14:40:313:46:528:408:03
7:54
-0:54

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

7:41 /mi

Average Pace

8:40 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:40

20% of race

Time at Steady Pace

2:49:43

75% of race

Time at Slower Pace

12:29

6% of race

Average Pace: 8:39 /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 mi11:20:5927:208:4827:20
8:48
#19443
10K
6.21 mi11:48:0254:238:4527:03
8:42
#19420
15K
9.32 mi12:15:161:21:378:4527:14
8:46
#19374
20K
12.43 mi12:42:451:49:068:4727:29
8:51
#19221
Half
13.11 mi12:48:261:54:478:455:41
8:20
#19097
25K
15.53 mi13:09:232:15:448:4420:57
8:38
#18788
30K
18.64 mi13:37:082:43:298:4627:45
8:56
#18403
20M
20.00 mi13:49:372:55:588:4812:29
9:11
#18330
21M
21.00 mi13:58:303:04:518:488:53
8:53
#17984
35K
21.75 mi14:04:153:10:368:465:45
7:41
#17710
23M
23.00 mi14:14:173:20:388:4310:02
8:01
#17305
24M
24.00 mi14:22:243:28:458:428:07
8:07
#17077
40K
24.85 mi14:29:263:35:478:417:02
8:14
#16895
25.2M
25.20 mi14:32:283:38:498:413:02
8:48
#16796
Finish
26.22 mi14:40:313:46:528:408:03
7:54
#16587
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi194437472747219331(Top 73%)7284(Top 64%)7284(Top 401%)
10K6.21 mi3.10 mi19420+237410+627410+6219466(Top 73%)7360(Top 64%)7360(Top 405%)
15K9.32 mi3.11 mi19374+467371+397371+3919331(Top 73%)7284(Top 64%)7284(Top 401%)
20K12.43 mi3.11 mi19221+1537250+1217250+12118922(Top 71%)7039(Top 62%)7039(Top 387%)
Half13.11 mi0.68 mi19097+1247179+717179+7116720(Top 63%)5731(Top 50%)5731(Top 315%)
25K15.53 mi2.42 mi18788+3097005+1747005+17417048(Top 64%)6032(Top 53%)6032(Top 332%)
30K18.64 mi3.11 mi18403+3856808+1976808+19716834(Top 63%)5969(Top 52%)5969(Top 329%)
20M20.00 mi1.36 mi18330+736776+326776+3217487(Top 66%)6440(Top 56%)6440(Top 354%)
21M21.00 mi1.00 mi17984+3466584+1926584+19212800(Top 48%)3851(Top 34%)3851(Top 212%)
35K21.75 mi0.75 mi17710+2746432+1526432+1529907(Top 37%)2332(Top 20%)2332(Top 128%)
23M23.00 mi1.25 mi17305+4056196+2366196+2369890(Top 37%)2474(Top 22%)2474(Top 136%)
24M24.00 mi1.00 mi17077+2286089+1076089+10712100(Top 45%)3657(Top 32%)3657(Top 201%)
40K24.85 mi0.85 mi16895+1825999+905999+9011601(Top 44%)3479(Top 30%)3479(Top 191%)
25.2M25.20 mi0.35 mi16796+995946+535946+5311449(Top 43%)3461(Top 30%)3461(Top 190%)
Finish26.22 mi1.02 mi16587+2095833+1135833+11311447(Top 43%)3435(Top 30%)3435(Top 189%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

19331

Females

7284

F45-49

7284

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19466

Females

7360

F45-49

7360

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

19331

Females

7284

F45-49

7284

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18922

Females

7039

F45-49

7039

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

16720

Females

5731

F45-49

5731

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

17048

Females

6032

F45-49

6032

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16834

Females

5969

F45-49

5969

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

17487

Females

6440

F45-49

6440

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12800

Females

3851

F45-49

3851

21M→35K

21.0 - 21.8 mi

Top 37%
×7stories
+17ft-86ft

Overall

9907

Females

2332

F45-49

2332

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9890

Females

2474

F45-49

2474

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12100

Females

3657

F45-49

3657

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11601

Females

3479

F45-49

3479

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11449

Females

3461

F45-49

3461

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11447

Females

3435

F45-49

3435

Passing Analysis

Category:
Athletes Passed
3516
Passed By
660
Net Change
+2856
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19443
5K → 10K340317+23#19443#19420
10K → 15K209163+46#19420#19374
15K → 20K23683+153#19374#19221
20K → Half1251+124#19221#19097
Half → 25K3167+309#19097#18788
25K → 30K41631+385#18788#18403
30K → 20M12249+73#18403#18330
20M → 21M3471+346#18330#17984
21M → 35K2740+274#17984#17710
35K → 23M4050+405#17710#17305
23M → 24M2291+228#17305#17077
24M → 40K1853+182#17077#16895
40K → 25.2M1001+99#16895#16796
25.2M → Finish2123+209#16796#16587
TOTALS3516660+2856
📊

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