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SF MARATHON 2026

Pengwei Zang

Bib: 10129•M•Age: 28

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
Division (M25-29)
#0 / 1176
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
19:43
Rank: #3922
Start → 2M
19:43 | 9:51/mi
4M
40:21
Rank: #4218 (-296)
2M → 4M
20:38 | 10:19/mi
6M
1:01:18
Rank: #4290 (-72)
4M → 6M
20:57 | 10:28/mi
8M
1:22:25
Rank: #4480 (-190)
6M → 8M
21:07 | 10:33/mi
9.6M
1:41:25
Rank: #4671 (-191)
8M → 9.6M
19:00 | 11:52/mi
10M
1:44:25
Rank: #4680 (-9)
9.6M → 10M
3:00 | 7:31/mi
10.5M
1:52:00
Rank: #4698 (-18)
10M → 10.5M
7:35 | 15:10/mi
12M
2:07:40
Rank: #4654 (+44)
10.5M → 12M
15:40 | 10:27/mi
14M
2:32:43
Rank: #4820 (-166)
12M → 14M
25:03 | 12:31/mi
16M
2:50:20
Rank: #4582 (+238)
14M → 16M
17:37 | 8:48/mi
18M
3:16:25
Rank: #4686 (-104)
16M → 18M
26:05 | 13:03/mi
20M
3:39:41
Rank: #4646 (+40)
18M → 20M
23:16 | 11:38/mi
22M
4:03:40
Rank: #4738 (-92)
20M → 22M
23:59 | 11:59/mi
24M
4:27:15
Rank: #4627 (+111)
22M → 24M
23:35 | 11:48/mi
Finish· 26.22 mi
4:49:02
Rank: #4386 (+241)
24M → Finish
21:47 | 9:49/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:32:43
Pace10:54 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:16:19
Pace11:09 /mi
📊Negative Split: 10.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:56:3819:439:5119:43
9:51
-
4M
4.00 mi06:17:1640:2110:0520:38
10:19
+0:28
6M
6.00 mi06:38:131:01:1810:1320:57
10:28
+0:09
8M
8.00 mi06:59:201:22:2510:1821:07
10:33
+0:05
9.6M
9.60 mi07:18:201:41:2510:3419:00
11:52
+1:19
10M
10.00 mi07:21:201:44:2510:273:00
7:31
-4:21
10.5M
10.50 mi07:28:551:52:0010:407:35
15:10
+7:39
12M
12.00 mi07:44:352:07:4010:3815:40
10:27
-4:43
14M
14.00 mi08:09:382:32:4310:5425:03
12:31
+2:04
16M
16.00 mi08:27:152:50:2010:3917:37
8:48
-3:43
18M
18.00 mi08:53:203:16:2510:5526:05
13:03
+4:15
20M
20.00 mi09:16:363:39:4110:5923:16
11:38
-1:25
22M
22.00 mi09:40:354:03:4011:0523:59
11:59
+0:21
24M
24.00 mi10:04:104:27:1511:0823:35
11:48
-0:11
Finish
26.22 mi10:25:574:49:0211:0221:47
9:49
-1:59

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

7:31 /mi

Average Pace

11:02 /mi

Slowest Pace

15:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:37

7% of race

Time at Steady Pace

1:59:52

41% of race

Time at Slower Pace

2:28:33

51% of race

Average Pace: 11:01 /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
2M
2.00 mi05:56:3819:439:5119:43
9:51
#3922
4M
4.00 mi06:17:1640:2110:0520:38
10:19
#4218
6M
6.00 mi06:38:131:01:1810:1320:57
10:28
#4290
8M
8.00 mi06:59:201:22:2510:1821:07
10:33
#4480
9.6M
9.60 mi07:18:201:41:2510:3419:00
11:52
#4671
10M
10.00 mi07:21:201:44:2510:273:00
7:31
#4680
10.5M
10.50 mi07:28:551:52:0010:407:35
15:10
#4698
12M
12.00 mi07:44:352:07:4010:3815:40
10:27
#4654
14M
14.00 mi08:09:382:32:4310:5425:03
12:31
#4820
16M
16.00 mi08:27:152:50:2010:3917:37
8:48
#4582
18M
18.00 mi08:53:203:16:2510:5526:05
13:03
#4686
20M
20.00 mi09:16:363:39:4110:5923:16
11:38
#4646
22M
22.00 mi09:40:354:03:4011:0523:59
11:59
#4738
24M
24.00 mi10:04:104:27:1511:0823:35
11:48
#4627
Finish
26.22 mi10:25:574:49:0211:0221:47
9:49
#4386
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 71%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:35

Segment Time

11:46/mi

Pace

0.90 mi

Distance

Overall

5070

Men

3792

Division

926

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi392231097554612(Top 64%)3528(Top 70%)884(Top 75%)
4M4.00 mi2.00 mi4218-2963321-212802-474560(Top 64%)3513(Top 70%)846(Top 72%)
6M6.00 mi2.00 mi4290-723357-36817-154554(Top 64%)3507(Top 69%)856(Top 73%)
8M8.00 mi2.00 mi4480-1903468-111846-295053(Top 71%)3827(Top 76%)936(Top 80%)
9.6M9.60 mi1.60 mi4671-1913572-104869-235439(Top 76%)4041(Top 80%)980(Top 83%)
10M10.00 mi0.40 mi4680-93585-13871-24982(Top 70%)3757(Top 74%)902(Top 77%)
10.5M10.50 mi0.50 mi4698-183598-13875-45258(Top 73%)3900(Top 77%)940(Top 80%)
12M12.00 mi1.50 mi4654+443559+39873+24612(Top 64%)3528(Top 70%)884(Top 75%)
14M14.00 mi2.00 mi4820-1663652-93899-265616(Top 78%)4134(Top 82%)993(Top 84%)
16M16.00 mi2.00 mi4582+2383502+150868+313244(Top 45%)2518(Top 50%)630(Top 54%)
18M18.00 mi2.00 mi4686-1043557-55878-105329(Top 74%)3874(Top 77%)933(Top 79%)
20M20.00 mi2.00 mi4646+403523+34873+54482(Top 63%)3292(Top 65%)806(Top 69%)
22M22.00 mi2.00 mi4738-923566-43883-105234(Top 73%)3748(Top 74%)903(Top 77%)
24M24.00 mi2.00 mi4627+1113479+87860+233651(Top 51%)2670(Top 53%)665(Top 57%)
Finish26.22 mi2.22 mi4386+2413318+161818+422073(Top 29%)1617(Top 32%)423(Top 36%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 64%
×1human
+6ft-11ft

Overall

4612

Males

3528

M25-29

888

2M→4M

2.0 - 4.0 mi

Top 64%
×4stories
+75ft-70ft

Overall

4560

Males

3513

M25-29

852

4M→6M

4.0 - 6.0 mi

Top 64%
×5stories
+71ft-18ft

Overall

4554

Males

3507

M25-29

861

6M→8M

6.0 - 8.0 mi

Top 71%
×9stories
+106ft-21ft

Overall

5053

Males

3827

M25-29

942

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13stories
+117ft-177ft

Overall

5439

Males

4041

M25-29

987

9.6M→10M

9.6 - 10.0 mi

Top 70%
×1story
+17ft-12ft

Overall

4982

Males

3757

M25-29

909

10M→10.5M

10.0 - 10.5 mi

Top 73%
×9stories
+0ft-102ft

Overall

5258

Males

3900

M25-29

947

10.5M→12M

10.5 - 12.0 mi

Top 64%
×18stories
+304ft-125ft

Overall

4612

Males

3528

M25-29

888

12M→14M

12.0 - 14.0 mi

Top 78%
×9stories
+99ft-125ft

Overall

5616

Males

4134

M25-29

997

14M→16M

14.0 - 16.0 mi

Top 45%
×9stories
+124ft-78ft

Overall

3244

Males

2518

M25-29

631

16M→18M

16.0 - 18.0 mi

Top 74%
×8stories
+106ft-45ft

Overall

5329

Males

3874

M25-29

936

18M→20M

18.0 - 20.0 mi

Top 63%
×3stories
+52ft-26ft

Overall

4482

Males

3292

M25-29

807

20M→22M

20.0 - 22.0 mi

Top 73%
×21stories
+17ft-266ft

Overall

5234

Males

3748

M25-29

904

22M→24M

22.0 - 24.0 mi

Top 51%
×3stories
+70ft-85ft

Overall

3651

Males

2670

M25-29

665

24M→Finish

24.0 - 26.2 mi

Top 29%
~flat
+2ft-2ft

Overall

2073

Males

1617

M25-29

423

Passing Analysis

Category:
Athletes Passed
1208*
Passed By
1672
Net Change
-464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3922
2M → 4M56*352-296#3922#4218
4M → 6M95167-72#4218#4290
6M → 8M25*215-190#4290#4480
8M → 9.6M50*241-191#4480#4671
9.6M → 10M1423-9#4671#4680
10M → 10.5M4765-18#4680#4698
10.5M → 12M9551+44#4698#4654
12M → 14M27*193-166#4654#4820
14M → 16M248*10+238#4820#4582
16M → 18M62166-104#4582#4686
18M → 20M88*48+40#4686#4646
20M → 22M29*121-92#4646#4738
22M → 24M130*19+111#4738#4627
24M → Finish242*1+241#4627#4386
TOTALS1208*1672-464

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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