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SF MARATHON 2026

Chewey Bk Lam

Bib: 1064•M•Age: 46

San Francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Top 18%
Gender (Male)
#0 / 5052
Top 22%
Masters (Masters Men)
#0 / 1321
Top 17%
Division (M45-49)
#0 / 319
Top 18%
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
18:52
Rank: #3164
Start → 2M
18:52 | 9:26/mi
4M
37:34
Rank: #3033 (+131)
2M → 4M
18:42 | 9:21/mi
6M
55:58
Rank: #2881 (+152)
4M → 6M
18:24 | 9:12/mi
8M
1:14:00
Rank: #2807 (+74)
6M → 8M
18:02 | 9:01/mi
9.6M
1:29:30
Rank: #2769 (+38)
8M → 9.6M
15:30 | 9:41/mi
10M
1:31:59
Rank: #2751 (+18)
9.6M → 10M
2:29 | 6:13/mi
10.5M
1:37:51
Rank: #2668 (+83)
10M → 10.5M
5:52 | 11:44/mi
12M
1:50:56
Rank: #2590 (+78)
10.5M → 12M
13:05 | 8:43/mi
14M
2:10:15
Rank: #2524 (+66)
12M → 14M
19:19 | 9:39/mi
16M
2:23:39
Rank: #2132 (+392)
14M → 16M
13:24 | 6:42/mi
18M
2:42:16
Rank: #1982 (+150)
16M → 18M
18:37 | 9:19/mi
20M
2:59:33
Rank: #1820 (+162)
18M → 20M
17:17 | 8:38/mi
22M
3:14:06
Rank: #1560 (+260)
20M → 22M
14:33 | 7:16/mi
24M
3:30:54
Rank: #1339 (+221)
22M → 24M
16:48 | 8:24/mi
Finish· 26.22 mi
3:51:24
Rank: #1322 (+17)
24M → Finish
20:30 | 9:14/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:10:15
Pace9:18 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:41:09
Pace8:17 /mi
📊Negative Split: 22.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:44:2118:529:2618:52
9:26
-
4M
4.00 mi06:03:0337:349:2418:42
9:21
-0:05
6M
6.00 mi06:21:2755:589:2018:24
9:12
-0:09
8M
8.00 mi06:39:291:14:009:1518:02
9:01
-0:11
9.6M
9.60 mi06:54:591:29:309:1915:30
9:41
+0:40
10M
10.00 mi06:57:281:31:599:122:29
6:13
-3:28
10.5M
10.50 mi07:03:201:37:519:195:52
11:44
+5:31
12M
12.00 mi07:16:251:50:569:1513:05
8:43
-3:01
14M
14.00 mi07:35:442:10:159:1819:19
9:39
+0:56
16M
16.00 mi07:49:082:23:398:5913:24
6:42
-2:57
18M
18.00 mi08:07:452:42:169:0118:37
9:19
+2:37
20M
20.00 mi08:25:022:59:338:5917:17
8:38
-0:41
22M
22.00 mi08:39:353:14:068:4914:33
7:16
-1:22
24M
24.00 mi08:56:233:30:548:4716:48
8:24
+1:08
Finish
26.22 mi09:16:533:51:248:5020:30
9:14
+0:50

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

6:13 /mi

Average Pace

8:50 /mi

Slowest Pace

11:44 /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

47:14

20% of race

Time at Steady Pace

2:58:18

77% of race

Time at Slower Pace

5:52

3% of race

Average Pace: 8:50 /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 mi05:44:2118:529:2618:52
9:26
#3164
4M
4.00 mi06:03:0337:349:2418:42
9:21
#3033
6M
6.00 mi06:21:2755:589:2018:24
9:12
#2881
8M
8.00 mi06:39:291:14:009:1518:02
9:01
#2807
9.6M
9.60 mi06:54:591:29:309:1915:30
9:41
#2769
10M
10.00 mi06:57:281:31:599:122:29
6:13
#2751
10.5M
10.50 mi07:03:201:37:519:195:52
11:44
#2668
12M
12.00 mi07:16:251:50:569:1513:05
8:43
#2590
14M
14.00 mi07:35:442:10:159:1819:19
9:39
#2524
16M
16.00 mi07:49:082:23:398:5913:24
6:42
#2132
18M
18.00 mi08:07:452:42:169:0118:37
9:19
#1982
20M
20.00 mi08:25:022:59:338:5917:17
8:38
#1820
22M
22.00 mi08:39:353:14:068:4914:33
7:16
#1560
24M
24.00 mi08:56:233:30:548:4716:48
8:24
#1339
Finish
26.22 mi09:16:533:51:248:5020:30
9:14
#1322
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 27%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:21

Segment Time

9:17/mi

Pace

0.90 mi

Distance

Overall

1901

Men

1629

Division

84

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi316425801592416(Top 34%)2013(Top 40%)107(Top 34%)
4M4.00 mi2.00 mi3033+1312486+94150+92955(Top 41%)2431(Top 48%)144(Top 45%)
6M6.00 mi2.00 mi2881+1522372+114140+102639(Top 37%)2184(Top 43%)128(Top 40%)
8M8.00 mi2.00 mi2807+742317+55138+22546(Top 36%)2129(Top 42%)124(Top 39%)
9.6M9.60 mi1.60 mi2769+382285+32136+22750(Top 38%)2272(Top 45%)132(Top 41%)
10M10.00 mi0.40 mi2751+182273+12135+12146(Top 30%)1829(Top 36%)101(Top 32%)
10.5M10.50 mi0.50 mi2668+832207+66130+51934(Top 27%)1652(Top 33%)90(Top 28%)
12M12.00 mi1.50 mi2590+782160+47122+82416(Top 34%)2013(Top 40%)107(Top 34%)
14M14.00 mi2.00 mi2524+662106+54120+22206(Top 31%)1859(Top 37%)109(Top 34%)
16M16.00 mi2.00 mi2132+3921788+318100+20638(Top 9%)564(Top 11%)19(Top 6%)
18M18.00 mi2.00 mi1982+1501677+11194+61509(Top 21%)1270(Top 25%)70(Top 22%)
20M20.00 mi2.00 mi1820+1621541+13681+13995(Top 14%)853(Top 17%)36(Top 11%)
22M22.00 mi2.00 mi1560+2601328+21371+10381(Top 5%)331(Top 7%)9(Top 3%)
24M24.00 mi2.00 mi1339+2211136+19259+12423(Top 6%)383(Top 8%)15(Top 5%)
Finish26.22 mi2.22 mi1322+171114+2257+21379(Top 19%)1103(Top 22%)60(Top 19%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 34%
×1human
+6ft-11ft

Overall

2416

Males

2013

M45-49

107

2M→4M

2.0 - 4.0 mi

Top 41%
×4stories
+75ft-70ft

Overall

2955

Males

2431

M45-49

144

4M→6M

4.0 - 6.0 mi

Top 37%
×5stories
+71ft-18ft

Overall

2639

Males

2184

M45-49

128

6M→8M

6.0 - 8.0 mi

Top 36%
×9stories
+106ft-21ft

Overall

2546

Males

2129

M45-49

124

8M→9.6M

8.0 - 9.6 mi

Top 38%
×13stories
+117ft-177ft

Overall

2750

Males

2272

M45-49

132

9.6M→10M

9.6 - 10.0 mi

Top 30%
×1story
+17ft-12ft

Overall

2146

Males

1829

M45-49

101

10M→10.5M

10.0 - 10.5 mi

Top 27%
×9stories
+0ft-102ft

Overall

1934

Males

1652

M45-49

90

10.5M→12M

10.5 - 12.0 mi

Top 34%
×18stories
+304ft-125ft

Overall

2416

Males

2013

M45-49

107

12M→14M

12.0 - 14.0 mi

Top 31%
×9stories
+99ft-125ft

Overall

2206

Males

1859

M45-49

109

14M→16M

14.0 - 16.0 mi

Top 9%
×9stories
+124ft-78ft

Overall

638

Males

564

M45-49

19

16M→18M

16.0 - 18.0 mi

Top 21%
×8stories
+106ft-45ft

Overall

1509

Males

1270

M45-49

70

18M→20M

18.0 - 20.0 mi

Top 14%
×3stories
+52ft-26ft

Overall

995

Males

853

M45-49

36

20M→22M

20.0 - 22.0 mi

Top 5%
×21stories
+17ft-266ft

Overall

381

Males

331

M45-49

9

22M→24M

22.0 - 24.0 mi

Top 6%
×3stories
+70ft-85ft

Overall

423

Males

383

M45-49

15

24M→Finish

24.0 - 26.2 mi

Top 19%
~flat
+2ft-2ft

Overall

1379

Males

1103

M45-49

60

Passing Analysis

Category:
Athletes Passed
2088*
Passed By
246
Net Change
+1842
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3164
2M → 4M196*65+131#3164#3033
4M → 6M16715+152#3033#2881
6M → 8M102*28+74#2881#2807
8M → 9.6M69*31+38#2807#2769
9.6M → 10M202+18#2769#2751
10M → 10.5M874+83#2751#2668
10.5M → 12M9618+78#2668#2590
12M → 14M85*19+66#2590#2524
14M → 16M392*0+392#2524#2132
16M → 18M18030+150#2132#1982
18M → 20M165*3+162#1982#1820
20M → 22M260*0+260#1820#1560
22M → 24M221*0+221#1560#1339
24M → Finish48*31+17#1339#1322
TOTALS2088*246+1842

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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