Capital Road Race Management
Boston Marathon logo
BOSTON MARATHON 2023

Sunny Jiang

CA

Bib: 8383 F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 28%
Gender (Female)
#0 / 11423
Top 9%
Masters (Masters Women)
#0 / 6539
Top 3%
Division (F55-59)
#0 / 815
Top 0.5%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:21/mi
22:51
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:07/mi
44:57
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:12/mi
1:07:19
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:15/mi
1:29:52
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:07/mi
1:34:43
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:13/mi
1:52:14
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:29/mi
2:15:29
↑ 181↓ 1480.2%
138 ft elev
20M
7:24/mi
2:25:33
↑ 64↓ 500.2%
148 ft elev
21M
8:07/mi
2:33:40
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:08/mi
2:39:00
↑ 17↓ 861.7%
156 ft elev
23M
7:36/mi
2:48:31
↑ 23↓ 630.6%
116 ft elev
24M
7:25/mi
2:55:56
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:55/mi
3:02:42
↓ 200.3%
20 ft elev
25.2M
8:48/mi
3:05:44
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:08/mi
3:14:01
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:34:437:13 /mi⚡ faster
2nd Half
1:39:187:34 /mi+4.8%
Positive split — 4.8% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
22:517:213.11 mi22:51
7:21
-
10K
44:577:143.10 mi22:06
7:07
-0:14
15K
1:07:197:133.11 mi22:22
7:12
+0:05
20K
1:29:527:143.11 mi22:33
7:15
+0:03
Half(13.11 mi)
1:34:437:130.68 mi4:51
7:07
-0:08
25K
1:52:147:132.42 mi17:31
7:13
+0:06
30K
2:15:297:163.11 mi23:15
7:29
+0:16
20M
2:25:337:171.36 mi10:04
7:24
-0:05
21M
2:33:407:191.00 mi8:07
8:07
+0:43
35K
2:39:007:190.75 mi5:20
7:08
-0:59
23M
2:48:317:201.25 mi9:31
7:36
+0:28
24M
2:55:567:201.00 mi7:25
7:25
-0:11
40K
3:02:427:210.85 mi6:46
7:55
+0:30
25.2M
3:05:447:220.35 mi3:02
8:48
+0:53
Finish(26.22 mi)
3:14:017:241.02 mi8:17
8:08
-0:40
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:07 /mi

Average Pace

7:24 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

32:17

17% of race

Time at Steady Pace

2:15:32

70% of race

Time at Slower Pace

26:12

14% of race

Average Pace: 7:24 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi848511831183780110061006
10K3.10 mi7993+4921023+1601023+1607543900900
15K3.11 mi7918+751004+191004+19780110061006
20K3.11 mi7777+141975+29975+297507935935
Half(13.11 mi)0.68 mi7731+46959+16959+167290856856
25K2.42 mi7547+184910+49910+496832793793
30K3.11 mi7410+137899+11899+117121968968
20M1.36 mi7296+114879+20879+206254774774
21M1.00 mi7311-15900-21900-21812815661566
35K0.75 mi7247+64895+5895+56134805805
23M1.25 mi7197+50901-6901-6711412111211
24M1.00 mi7167+30910-9910-9718113511351
40K0.85 mi7216-49946-36946-36945023652365
25.2M0.35 mi7250-34969-23969-231132033323332
Finish(26.22 mi)1.02 mi7461-2111065-961065-961297441904190

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

7801

Females

1006

F55-59

1006

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7543

Females

900

F55-59

900

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

7801

Females

1006

F55-59

1006

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

7507

Females

935

F55-59

935

20K→Half

12.4 - 13.1 mi

Top 27%
×2story building
+19ft-37ft

Overall

7290

Females

856

F55-59

856

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6832

Females

793

F55-59

793

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7121

Females

968

F55-59

968

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6254

Females

774

F55-59

774

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8128

Females

1566

F55-59

1566

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

6134

Females

805

F55-59

805

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7114

Females

1211

F55-59

1211

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7181

Females

1351

F55-59

1351

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9450

Females

2365

F55-59

2365

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11320

Females

3332

F55-59

3332

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12974

Females

4190

F55-59

4190

Passing Analysis

Category:
Passed
1882
Passed By
858
Net Change
+1024
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8485
5K → 10K56472+492#8485#7993
10K → 15K17499+75#7993#7918
15K → 20K18847+141#7918#7777
20K → Half504+46#7777#7731
Half → 25K20521+184#7731#7547
25K → 30K20568+137#7547#7410
30K → 20M12612+114#7410#7296
20M → 21M5166-15#7296#7311
21M → 35K7713+64#7311#7247
35K → 23M9646+50#7247#7197
23M → 24M7242+30#7197#7167
24M → 40K3584-49#7167#7216
40K → 25.2M1953-34#7216#7250
25.2M → Finish20231-211#7250#7461
TOTALS1882858+1024

Passing Charts

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