Boston Marathon logo
BOSTON MARATHON 2023

Carrie Hong

Bib: 18141•F

WA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 40%
Masters (Masters Women)
#0 / 6539
Top 27%
Division (F40-44)
#0 / 1878
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:56
Rank: #14208
Start → 5K
24:56 | 8:02/mi
10K· 6.21 mi
50:16
Rank: #15042 (-834)
5K → 10K
25:20 | 8:09/mi
15K· 9.32 mi
1:15:56
Rank: #15471 (-429)
10K → 15K
25:40 | 8:16/mi
20K· 12.43 mi
1:41:46
Rank: #15503 (-32)
15K → 20K
25:50 | 8:19/mi
Half· 13.11 mi
1:47:24
Rank: #15533 (-30)
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:07:45
Rank: #15512 (+21)
Half → 25K
20:21 | 8:24/mi
30K· 18.64 mi
2:34:13
Rank: #15283 (+229)
25K → 30K
26:28 | 8:31/mi
20M
2:45:50
Rank: #15180 (+103)
30K → 20M
11:37 | 8:33/mi
21M
2:54:48
Rank: #15051 (+129)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
3:00:54
Rank: #14971 (+80)
21M → 35K
6:06 | 8:09/mi
23M
3:11:24
Rank: #14815 (+156)
35K → 23M
10:30 | 8:23/mi
24M
3:19:36
Rank: #14694 (+121)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:26:43
Rank: #14573 (+121)
24M → 40K
7:07 | 8:19/mi
25.2M
3:29:49
Rank: #14539 (+34)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:37:47
Rank: #14380 (+159)
25.2M → Finish
7:58 | 7:49/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:50:23
Pace8:25 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1624:568:0224:56
8:02
-
10K
6.21 mi11:41:3650:168:0525:20
8:09
+0:07
15K
9.32 mi12:07:161:15:568:0925:40
8:16
+0:07
20K
12.43 mi12:33:061:41:468:1125:50
8:19
+0:03
Half
13.11 mi12:38:441:47:248:125:38
8:15
-0:04
25K
15.53 mi12:59:052:07:458:1320:21
8:24
+0:09
30K
18.64 mi13:25:332:34:138:1626:28
8:31
+0:07
20M
20.00 mi13:37:102:45:508:1711:37
8:33
+0:02
21M
21.00 mi13:46:082:54:488:198:58
8:58
+0:25
35K
21.75 mi13:52:143:00:548:196:06
8:09
-0:49
23M
23.00 mi14:02:443:11:248:1910:30
8:23
+0:14
24M
24.00 mi14:10:563:19:368:198:12
8:12
-0:11
40K
24.85 mi14:18:033:26:438:197:07
8:19
+0:07
25.2M
25.20 mi14:21:093:29:498:203:06
8:59
+0:40
Finish
26.22 mi14:29:073:37:478:197:58
7:49
-1:10

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

7:49 /mi

Average Pace

8:19 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:25:43

94% of race

Time at Steady Pace

12:04

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:18 /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 mi11:16:1624:568:0224:56
8:02
#14208
10K
6.21 mi11:41:3650:168:0525:20
8:09
#15042
15K
9.32 mi12:07:161:15:568:0925:40
8:16
#15471
20K
12.43 mi12:33:061:41:468:1125:50
8:19
#15503
Half
13.11 mi12:38:441:47:248:125:38
8:15
#15533
25K
15.53 mi12:59:052:07:458:1320:21
8:24
#15512
30K
18.64 mi13:25:332:34:138:1626:28
8:31
#15283
20M
20.00 mi13:37:102:45:508:1711:37
8:33
#15180
21M
21.00 mi13:46:082:54:488:198:58
8:58
#15051
35K
21.75 mi13:52:143:00:548:196:06
8:09
#14971
23M
23.00 mi14:02:443:11:248:1910:30
8:23
#14815
24M
24.00 mi14:10:563:19:368:198:12
8:12
#14694
40K
24.85 mi14:18:033:26:438:197:07
8:19
#14573
25.2M
25.20 mi14:21:093:29:498:203:06
8:59
#14539
Finish
26.22 mi14:29:073:37:478:197:58
7:49
#14380
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi142084156415616294(Top 61%)5469(Top 48%)5469(Top 291%)
10K6.21 mi3.10 mi15042-8344672-5164672-51615940(Top 60%)5237(Top 46%)5237(Top 279%)
15K9.32 mi3.11 mi15471-4294960-2884960-28816294(Top 61%)5469(Top 48%)5469(Top 291%)
20K12.43 mi3.11 mi15503-324992-324992-3215691(Top 59%)5153(Top 45%)5153(Top 274%)
Half13.11 mi0.68 mi15533-305017-255017-2516207(Top 61%)5408(Top 47%)5408(Top 288%)
25K15.53 mi2.42 mi15512+215035-185035-1815538(Top 58%)5157(Top 45%)5157(Top 275%)
30K18.64 mi3.11 mi15283+2294932+1034932+10314447(Top 54%)4591(Top 40%)4591(Top 244%)
20M20.00 mi1.36 mi15180+1034892+404892+4013943(Top 52%)4377(Top 38%)4377(Top 233%)
21M21.00 mi1.00 mi15051+1294831+614831+6113239(Top 50%)4074(Top 36%)4074(Top 217%)
35K21.75 mi0.75 mi14971+804798+334798+3313200(Top 50%)4121(Top 36%)4121(Top 219%)
23M23.00 mi1.25 mi14815+1564730+684730+6812524(Top 47%)3814(Top 33%)3814(Top 203%)
24M24.00 mi1.00 mi14694+1214673+574673+5712644(Top 47%)3944(Top 35%)3944(Top 210%)
40K24.85 mi0.85 mi14573+1214622+514622+5112256(Top 46%)3813(Top 33%)3813(Top 203%)
25.2M25.20 mi0.35 mi14539+344612+104612+1012552(Top 47%)4011(Top 35%)4011(Top 214%)
Finish26.22 mi1.02 mi14380+1594530+824530+8210856(Top 41%)3130(Top 27%)3130(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

16294

Females

5469

F40-44

5469

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15940

Females

5237

F40-44

5237

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

16294

Females

5469

F40-44

5469

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

15691

Females

5153

F40-44

5153

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

16207

Females

5408

F40-44

5408

Half→25K

13.1 - 15.5 mi

Top 58%
×4stories
+66ft-88ft

Overall

15538

Females

5157

F40-44

5157

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14447

Females

4591

F40-44

4591

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13943

Females

4377

F40-44

4377

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13239

Females

4074

F40-44

4074

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

13200

Females

4121

F40-44

4121

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

12524

Females

3814

F40-44

3814

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12644

Females

3944

F40-44

3944

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12256

Females

3813

F40-44

3813

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12552

Females

4011

F40-44

4011

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

10856

Females

3130

F40-44

3130

Passing Analysis

Category:
Athletes Passed
1798
Passed By
1970
Net Change
-172
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14208
5K → 10K70904-834#14208#15042
10K → 15K59488-429#15042#15471
15K → 20K163195-32#15471#15503
20K → Half1545-30#15503#15533
Half → 25K153132+21#15533#15512
25K → 30K29869+229#15512#15283
30K → 20M14037+103#15283#15180
20M → 21M15627+129#15180#15051
21M → 35K9616+80#15051#14971
35K → 23M17418+156#14971#14815
23M → 24M13110+121#14815#14694
24M → 40K1298+121#14694#14573
40K → 25.2M4713+34#14573#14539
25.2M → Finish1678+159#14539#14380
TOTALS17981970-172
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing