Boston Marathon logo
BOSTON MARATHON 2023

Meeheh Choi

Bib: 15838•F

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:42
Rank: #23959
Start → 5K
10:12/mi
31:42 split
10K· 6.21 mi
1:02:59
Rank: #23924 (+35)
5K → 10K
10:04/mi
31:17 split
15K· 9.32 mi
1:33:56
Rank: #23763 (+161)
10K → 15K
9:58/mi
30:57 split
20K· 12.43 mi
2:05:16
Rank: #23597 (+166)
15K → 20K
10:05/mi
31:20 split
Half· 13.11 mi
2:11:50
Rank: #23534 (+63)
20K → Half
9:37/mi
6:34 split
25K· 15.53 mi
2:38:15
Rank: #23582 (-48)
Half → 25K
10:54/mi
26:25 split
30K· 18.64 mi
3:11:54
Rank: #23431 (+151)
25K → 30K
10:50/mi
33:39 split
20M
3:27:07
Rank: #23394 (+37)
30K → 20M
11:12/mi
15:13 split
21M
3:39:53
Rank: #23430 (-36)
20M → 21M
12:46/mi
12:46 split
35K· 21.75 mi
3:47:44
Rank: #23407 (+23)
21M → 35K
10:30/mi
7:51 split
23M
4:01:35
Rank: #23352 (+55)
35K → 23M
11:04/mi
13:51 split
24M
4:12:18
Rank: #23326 (+26)
23M → 24M
10:43/mi
10:43 split
40K· 24.85 mi
4:21:44
Rank: #23286 (+40)
24M → 40K
11:02/mi
9:26 split
25.2M
4:26:03
Rank: #23281 (+5)
40K → 25.2M
12:31/mi
4:19 split
Finish· 26.22 mi
4:37:30
Rank: #23329 (-48)
25.2M → Finish
11:14/mi
11:27 split

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
Time2:11:50
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:25:40
Pace11:07 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:01:2731:4210:1231:42
10:12
-
10K
6.21 mi11:32:441:02:5910:0831:17
10:04
-0:08
15K
9.32 mi12:03:411:33:5610:0530:57
9:58
-0:06
20K
12.43 mi12:35:012:05:1610:0531:20
10:05
+0:07
Half
13.11 mi12:41:352:11:5010:036:34
9:37
-0:28
25K
15.53 mi13:08:002:38:1510:1126:25
10:54
+1:17
30K
18.64 mi13:41:393:11:5410:1833:39
10:50
-0:04
20M
20.00 mi13:56:523:27:0710:2115:13
11:12
+0:22
21M
21.00 mi14:09:383:39:5310:2812:46
12:46
+1:34
35K
21.75 mi14:17:293:47:4410:287:51
10:30
-2:16
23M
23.00 mi14:31:204:01:3510:3013:51
11:04
+0:34
24M
24.00 mi14:42:034:12:1810:3110:43
10:43
-0:21
40K
24.85 mi14:51:294:21:4410:329:26
11:02
+0:19
25.2M
25.20 mi14:55:484:26:0310:334:19
12:31
+1:29
Finish
26.22 mi15:07:154:37:3010:3511:27
11:14
-1:17

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

9:37 /mi

Average Pace

10:35 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:50

48% of race

Time at Steady Pace

2:08:35

46% of race

Time at Slower Pace

17:05

6% of race

Average Pace: 10:35 /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 mi11:01:2731:4210:1231:42
10:12
#23959
10K
6.21 mi11:32:441:02:5910:0831:17
10:04
#23924
15K
9.32 mi12:03:411:33:5610:0530:57
9:58
#23763
20K
12.43 mi12:35:012:05:1610:0531:20
10:05
#23597
Half
13.11 mi12:41:352:11:5010:036:34
9:37
#23534
25K
15.53 mi13:08:002:38:1510:1126:25
10:54
#23582
30K
18.64 mi13:41:393:11:5410:1833:39
10:50
#23431
20M
20.00 mi13:56:523:27:0710:2115:13
11:12
#23394
21M
21.00 mi14:09:383:39:5310:2812:46
12:46
#23430
35K
21.75 mi14:17:293:47:4410:287:51
10:30
#23407
23M
23.00 mi14:31:204:01:3510:3013:51
11:04
#23352
24M
24.00 mi14:42:034:12:1810:3110:43
10:43
#23326
40K
24.85 mi14:51:294:21:4410:329:26
11:02
#23286
25.2M
25.20 mi14:55:484:26:0310:334:19
12:31
#23281
Finish
26.22 mi15:07:154:37:3010:3511:27
11:14
#23329
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi239599868986823440(Top 88%)9576(Top 84%)9576(Top 1817%)
10K6.21 mi3.10 mi23924+359854+149854+1423839(Top 90%)9802(Top 86%)9802(Top 1860%)
15K9.32 mi3.11 mi23763+1619757+979757+9723440(Top 88%)9576(Top 84%)9576(Top 1817%)
20K12.43 mi3.11 mi23597+1669662+959662+9523095(Top 87%)9402(Top 82%)9402(Top 1784%)
Half13.11 mi0.68 mi23534+639623+399623+3922490(Top 84%)9075(Top 79%)9075(Top 1722%)
25K15.53 mi2.42 mi23582-489663-409663-4023808(Top 89%)9852(Top 86%)9852(Top 1869%)
30K18.64 mi3.11 mi23431+1519604+599604+5922852(Top 86%)9381(Top 82%)9381(Top 1780%)
20M20.00 mi1.36 mi23394+379601+39601+323017(Top 86%)9523(Top 83%)9523(Top 1807%)
21M21.00 mi1.00 mi23430-369629-289629-2823793(Top 89%)9979(Top 87%)9979(Top 1894%)
35K21.75 mi0.75 mi23407+239623+69623+622395(Top 84%)9271(Top 81%)9271(Top 1759%)
23M23.00 mi1.25 mi23352+559605+189605+1822462(Top 84%)9304(Top 81%)9304(Top 1765%)
24M24.00 mi1.00 mi23326+269598+79598+722497(Top 85%)9367(Top 82%)9367(Top 1777%)
40K24.85 mi0.85 mi23286+409584+149584+1422443(Top 84%)9368(Top 82%)9368(Top 1778%)
25.2M25.20 mi0.35 mi23281+59588-49588-423328(Top 88%)9841(Top 86%)9841(Top 1867%)
Finish26.22 mi1.02 mi23329-489625-379625-3724347(Top 91%)10330(Top 90%)10330(Top 1960%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

23440

Females

9576

F60-64

9576

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23839

Females

9802

F60-64

9802

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

23440

Females

9576

F60-64

9576

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

23095

Females

9402

F60-64

9402

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

22490

Females

9075

F60-64

9075

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

23808

Females

9852

F60-64

9852

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

22852

Females

9381

F60-64

9381

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

23017

Females

9523

F60-64

9523

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

23793

Females

9979

F60-64

9979

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

22395

Females

9271

F60-64

9271

35K→23M

21.8 - 23.0 mi

Top 84%
×5story building
+23ft-63ft

Overall

22462

Females

9304

F60-64

9304

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

22497

Females

9367

F60-64

9367

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22443

Females

9368

F60-64

9368

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23328

Females

9841

F60-64

9841

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24347

Females

10330

F60-64

10330

Passing Analysis

Category:
Athletes Passed
1324
Passed By
694
Net Change
+630
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23959
5K → 10K220185+35#23959#23924
10K → 15K20443+161#23924#23763
15K → 20K21347+166#23763#23597
20K → Half718+63#23597#23534
Half → 25K72120-48#23534#23582
25K → 30K18231+151#23582#23431
30K → 20M7235+37#23431#23394
20M → 21M3066-36#23394#23430
21M → 35K3815+23#23430#23407
35K → 23M7419+55#23407#23352
23M → 24M5024+26#23352#23326
24M → 40K5515+40#23326#23286
40K → 25.2M2015+5#23286#23281
25.2M → Finish2371-48#23281#23329
TOTALS1324694+630
📊

Passing Visuals

Category:
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