Justin Bao

Bib: 3782MAge: 25

San Francisco, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7166
Top 9%
Gender (Male)
#0 / 5052
Top 12%
Division (M25-29)
#0 / 1176
Top 14%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
17:03
Rank: #1444
Start2M
17:03 | 8:31/mi
4M
33:48
Rank: #1292 (+152)
2M4M
16:45 | 8:23/mi
6M
50:21
Rank: #1177 (+115)
4M6M
16:33 | 8:16/mi
8M
1:07:11
Rank: #1231 (-54)
6M8M
16:50 | 8:25/mi
9.6M
1:21:38
Rank: #1270 (-39)
8M9.6M
14:27 | 9:02/mi
10M
1:23:54
Rank: #1257 (+13)
9.6M10M
2:16 | 5:40/mi
10.5M
1:29:17
Rank: #1222 (+35)
10M10.5M
5:23 | 10:46/mi
12M
1:40:22
Rank: #1098 (+124)
10.5M12M
11:05 | 7:23/mi
14M
1:57:38
Rank: #1040 (+58)
12M14M
17:16 | 8:38/mi
16M
2:10:23
Rank: #895 (+145)
14M16M
12:45 | 6:22/mi
18M
2:28:42
Rank: #895
16M18M
18:19 | 9:10/mi
20M
2:45:04
Rank: #846 (+49)
18M20M
16:22 | 8:11/mi
22M
2:59:54
Rank: #795 (+51)
20M22M
14:50 | 7:25/mi
24M
3:17:20
Rank: #738 (+57)
22M24M
17:26 | 8:43/mi
Finish· 26.22 mi
3:34:00
Rank: #653 (+85)
24MFinish
16:40 | 7:31/mi

Course Map & Elevation

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 14M
Distance14.00 mi
Time1:57:38
Pace8:24 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:36:22
Pace7:53 /mi
📊Negative Split: 18.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:43:0117:038:3117:03
8:31
-
4M
4.00 mi05:59:4633:488:2716:45
8:23
-0:08
6M
6.00 mi06:16:1950:218:2416:33
8:16
-0:07
8M
8.00 mi06:33:091:07:118:2416:50
8:25
+0:09
9.6M
9.60 mi06:47:361:21:388:3014:27
9:02
+0:37
10M
10.00 mi06:49:521:23:548:232:16
5:40
-3:22
10.5M
10.50 mi06:55:151:29:178:305:23
10:46
+5:06
12M
12.00 mi07:06:201:40:228:2211:05
7:23
-3:23
14M
14.00 mi07:23:361:57:388:2417:16
8:38
+1:15
16M
16.00 mi07:36:212:10:238:0912:45
6:22
-2:16
18M
18.00 mi07:54:402:28:428:1618:19
9:10
+2:48
20M
20.00 mi08:11:022:45:048:1516:22
8:11
-0:59
22M
22.00 mi08:25:522:59:548:1114:50
7:25
-0:46
24M
24.00 mi08:43:183:17:208:1317:26
8:43
+1:18
Finish
26.22 mi08:59:583:34:008:1016:40
7:31
-1:12

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

5:40 /mi

Average Pace

8:10 /mi

Slowest Pace

10:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

57:36

27% of race

Time at Steady Pace

1:58:15

55% of race

Time at Slower Pace

38:09

18% of race

Average Pace: 8:10 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:43:0117:038:3117:03
8:31
#1444
4M
4.00 mi05:59:4633:488:2716:45
8:23
#1292
6M
6.00 mi06:16:1950:218:2416:33
8:16
#1177
8M
8.00 mi06:33:091:07:118:2416:50
8:25
#1231
9.6M
9.60 mi06:47:361:21:388:3014:27
9:02
#1270
10M
10.00 mi06:49:521:23:548:232:16
5:40
#1257
10.5M
10.50 mi06:55:151:29:178:305:23
10:46
#1222
12M
12.00 mi07:06:201:40:228:2211:05
7:23
#1098
14M
14.00 mi07:23:361:57:388:2417:16
8:38
#1040
16M
16.00 mi07:36:212:10:238:0912:45
6:22
#895
18M
18.00 mi07:54:402:28:428:1618:19
9:10
#895
20M
20.00 mi08:11:022:45:048:1516:22
8:11
#846
22M
22.00 mi08:25:522:59:548:1114:50
7:25
#795
24M
24.00 mi08:43:183:17:208:1317:26
8:43
#738
Finish
26.22 mi08:59:583:34:008:1016:40
7:31
#653
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 13%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:39

Segment Time

8:30/mi

Pace

0.90 mi

Distance

Overall

909

Men

813

Division

202

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi14441260293558(Top 8%)510(Top 10%)142(Top 12%)
4M4.00 mi2.00 mi1292+1521131+129267+261148(Top 16%)1008(Top 20%)250(Top 21%)
6M6.00 mi2.00 mi1177+1151031+100254+131030(Top 14%)913(Top 18%)224(Top 19%)
8M8.00 mi2.00 mi1231-541078-47266-121416(Top 20%)1224(Top 24%)301(Top 26%)
9.6M9.60 mi1.60 mi1270-391113-35276-101688(Top 24%)1457(Top 29%)364(Top 31%)
10M10.00 mi0.40 mi1257+131100+13274+2999(Top 14%)888(Top 18%)231(Top 20%)
10.5M10.50 mi0.50 mi1222+351073+27267+7974(Top 14%)863(Top 17%)210(Top 18%)
12M12.00 mi1.50 mi1098+124968+105245+22558(Top 8%)510(Top 10%)142(Top 12%)
14M14.00 mi2.00 mi1040+58921+47232+13815(Top 11%)727(Top 14%)201(Top 17%)
16M16.00 mi2.00 mi895+145797+124208+24425(Top 6%)386(Top 8%)103(Top 9%)
18M18.00 mi2.00 mi895798-1210-21375(Top 19%)1159(Top 23%)305(Top 26%)
20M20.00 mi2.00 mi846+49753+45202+8652(Top 9%)579(Top 11%)165(Top 14%)
22M22.00 mi2.00 mi795+51708+45193+9444(Top 6%)387(Top 8%)113(Top 10%)
24M24.00 mi2.00 mi738+57655+53180+13603(Top 8%)518(Top 10%)156(Top 13%)
Finish26.22 mi2.22 mi653+85582+73161+19170(Top 2%)154(Top 3%)50(Top 4%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 8%
×1human
+6ft-11ft

Overall

558

Males

510

M25-29

142

2M→4M

2.0 - 4.0 mi

Top 16%
×4stories
+75ft-70ft

Overall

1148

Males

1008

M25-29

252

4M→6M

4.0 - 6.0 mi

Top 14%
×5stories
+71ft-18ft

Overall

1030

Males

913

M25-29

227

6M→8M

6.0 - 8.0 mi

Top 20%
×9stories
+106ft-21ft

Overall

1416

Males

1224

M25-29

303

8M→9.6M

8.0 - 9.6 mi

Top 24%
×13stories
+117ft-177ft

Overall

1688

Males

1457

M25-29

366

9.6M→10M

9.6 - 10.0 mi

Top 14%
×1story
+17ft-12ft

Overall

999

Males

888

M25-29

233

10M→10.5M

10.0 - 10.5 mi

Top 14%
×9stories
+0ft-102ft

Overall

974

Males

863

M25-29

211

10.5M→12M

10.5 - 12.0 mi

Top 8%
×18stories
+304ft-125ft

Overall

558

Males

510

M25-29

142

12M→14M

12.0 - 14.0 mi

Top 11%
×9stories
+99ft-125ft

Overall

815

Males

727

M25-29

201

14M→16M

14.0 - 16.0 mi

Top 6%
×9stories
+124ft-78ft

Overall

425

Males

386

M25-29

103

16M→18M

16.0 - 18.0 mi

Top 19%
×8stories
+106ft-45ft

Overall

1375

Males

1159

M25-29

306

18M→20M

18.0 - 20.0 mi

Top 9%
×3stories
+52ft-26ft

Overall

652

Males

579

M25-29

165

20M→22M

20.0 - 22.0 mi

Top 6%
×21stories
+17ft-266ft

Overall

444

Males

387

M25-29

113

22M→24M

22.0 - 24.0 mi

Top 8%
×3stories
+70ft-85ft

Overall

603

Males

518

M25-29

156

24M→Finish

24.0 - 26.2 mi

Top 2%
~flat
+2ft-2ft

Overall

170

Males

154

M25-29

50

Passing Analysis

Category:
Athletes Passed
1008*
Passed By
217
Net Change
+791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1444
2M4M16614+152#1444#1292
4M6M1238+115#1292#1177
6M8M15*69-54#1177#1231
8M9.6M2059-39#1231#1270
9.6M10M130+13#1270#1257
10M10.5M383+35#1257#1222
10.5M12M1251+124#1222#1098
12M14M62*4+58#1098#1040
14M16M145*0+145#1040#895
16M18M47470#895#895
18M20M56*7+49#895#846
20M22M52*1+51#846#795
22M24M614+57#795#738
24MFinish85*0+85#738#653
TOTALS1008*217+791

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events