Boston Marathon logo
BOSTON MARATHON 2023

Ranran Wang

Bib: 19866•F

WA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 48%
Masters (Masters Women)
#0 / 6539
Top 37%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:28/mi
26:19
↑ 97↓ 3451.5%
10K· 6.21 mi
8:03/mi
51:21
↑ 79↓ 1380.4%
15K· 9.32 mi
8:19/mi
1:17:11
↑ 67↓ 78
20K· 12.43 mi
8:28/mi
1:43:30
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:49:11
↑ 19↓ 370.5%
25K· 15.53 mi
8:22/mi
2:09:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:47/mi
2:36:47
↑ 181↓ 1480.2%
20M
8:50/mi
2:48:47
↑ 64↓ 500.2%
21M
9:16/mi
2:58:03
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
3:04:26
↑ 17↓ 861.7%
23M
8:57/mi
3:15:38
↑ 23↓ 630.6%
24M
8:38/mi
3:24:16
↓ 821.3%
40K· 24.85 mi
8:51/mi
3:31:50
↓ 200.3%
25.2M
9:49/mi
3:35:13
↑ 13↓ 160.2%
Finish· 26.22 mi
8:46/mi
3:44:09
↑ 22↓ 21

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
Time1:49:11
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time1:54:58
Pace8:46 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0726:198:2826:19
8:28
-
10K
6.21 mi11:43:0951:218:1625:02
8:03
-0:25
15K
9.32 mi12:08:591:17:118:1725:50
8:19
+0:16
20K
12.43 mi12:35:181:43:308:2026:19
8:28
+0:09
Half
13.11 mi12:40:591:49:118:205:41
8:20
-0:08
25K
15.53 mi13:01:172:09:298:2020:18
8:22
+0:02
30K
18.64 mi13:28:352:36:478:2527:18
8:47
+0:25
20M
20.00 mi13:40:352:48:478:2612:00
8:50
+0:03
21M
21.00 mi13:49:512:58:038:299:16
9:16
+0:26
35K
21.75 mi13:56:143:04:268:296:23
8:32
-0:44
23M
23.00 mi14:07:263:15:388:3011:12
8:57
+0:25
24M
24.00 mi14:16:043:24:168:318:38
8:38
-0:19
40K
24.85 mi14:23:383:31:508:317:34
8:51
+0:13
25.2M
25.20 mi14:27:013:35:138:323:23
9:49
+0:58
Finish
26.22 mi14:35:573:44:098:338:56
8:46
-1:03

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

8:03 /mi

Average Pace

8:33 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:51

34% of race

Time at Steady Pace

1:55:53

52% of race

Time at Slower Pace

31:25

14% of race

Average Pace: 8:33 /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 mi11:18:0726:198:2826:19
8:28
#17370
10K
6.21 mi11:43:0951:218:1625:02
8:03
#16269
15K
9.32 mi12:08:591:17:118:1725:50
8:19
#16378
20K
12.43 mi12:35:181:43:308:2026:19
8:28
#16487
Half
13.11 mi12:40:591:49:118:205:41
8:20
#16489
25K
15.53 mi13:01:172:09:298:2020:18
8:22
#16291
30K
18.64 mi13:28:352:36:478:2527:18
8:47
#16219
20M
20.00 mi13:40:352:48:478:2612:00
8:50
#16159
21M
21.00 mi13:49:512:58:038:299:16
9:16
#16048
35K
21.75 mi13:56:143:04:268:296:23
8:32
#16018
23M
23.00 mi14:07:263:15:388:3011:12
8:57
#15996
24M
24.00 mi14:16:043:24:168:318:38
8:38
#15956
40K
24.85 mi14:23:383:31:508:317:34
8:51
#15917
25.2M
25.20 mi14:27:013:35:138:323:23
9:49
#15918
Finish
26.22 mi14:35:573:44:098:338:56
8:46
#15966
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi173706175617516647(Top 63%)5698(Top 50%)5698(Top 303%)
10K6.21 mi3.10 mi16269+11015439+7365439+73615237(Top 57%)4824(Top 42%)4824(Top 257%)
15K9.32 mi3.11 mi16378-1095514-755514-7516647(Top 63%)5698(Top 50%)5698(Top 303%)
20K12.43 mi3.11 mi16487-1095602-885602-8816676(Top 63%)5741(Top 50%)5741(Top 306%)
Half13.11 mi0.68 mi16489-25609-75609-716700(Top 63%)5711(Top 50%)5711(Top 304%)
25K15.53 mi2.42 mi16291+1985508+1015508+10115425(Top 58%)5097(Top 45%)5097(Top 271%)
30K18.64 mi3.11 mi16219+725511-35511-315980(Top 60%)5485(Top 48%)5485(Top 292%)
20M20.00 mi1.36 mi16159+605491+205491+2015628(Top 59%)5350(Top 47%)5350(Top 285%)
21M21.00 mi1.00 mi16048+1115444+475444+4714840(Top 56%)4959(Top 43%)4959(Top 264%)
35K21.75 mi0.75 mi16018+305446-25446-215512(Top 58%)5418(Top 47%)5418(Top 288%)
23M23.00 mi1.25 mi15996+225455-95455-915781(Top 59%)5619(Top 49%)5619(Top 299%)
24M24.00 mi1.00 mi15956+405447+85447+815291(Top 57%)5403(Top 47%)5403(Top 288%)
40K24.85 mi0.85 mi15917+395435+125435+1215382(Top 58%)5514(Top 48%)5514(Top 294%)
25.2M25.20 mi0.35 mi15918-15439-45439-416618(Top 62%)6207(Top 54%)6207(Top 331%)
Finish26.22 mi1.02 mi15966-485469-305469-3016860(Top 63%)6292(Top 55%)6292(Top 335%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16647

Females

5698

F40-44

5698

5K→10K

3.1 - 6.2 mi

Top 57%
×5story building
+79ft-138ft

Overall

15237

Females

4824

F40-44

4824

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16647

Females

5698

F40-44

5698

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16676

Females

5741

F40-44

5741

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16700

Females

5711

F40-44

5711

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15425

Females

5097

F40-44

5097

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15980

Females

5485

F40-44

5485

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15628

Females

5350

F40-44

5350

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14840

Females

4959

F40-44

4959

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

15512

Females

5418

F40-44

5418

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

15781

Females

5619

F40-44

5619

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

15291

Females

5403

F40-44

5403

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15382

Females

5514

F40-44

5514

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

16618

Females

6207

F40-44

6207

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16860

Females

6292

F40-44

6292

Passing Analysis

Category:
Athletes Passed
2558
Passed By
1154
Net Change
+1404
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17370
5K → 10K115756+1101#17370#16269
10K → 15K150259-109#16269#16378
15K → 20K128237-109#16378#16487
20K → Half2931-2#16487#16489
Half → 25K24749+198#16489#16291
25K → 30K219147+72#16291#16219
30K → 20M10848+60#16219#16159
20M → 21M13322+111#16159#16048
21M → 35K6535+30#16048#16018
35K → 23M9068+22#16018#15996
23M → 24M9050+40#15996#15956
24M → 40K7738+39#15956#15917
40K → 25.2M2526-1#15917#15918
25.2M → Finish4088-48#15918#15966
TOTALS25581154+1404
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing