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SF MARATHON 2ND HALF 2026

Jack LaZebnik

Menlo Park, CA

Bib: 24119 M 35

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 4%
Gender (Male)
#0 / 2065
Top 6%
Division (M35-39)
#0 / 309
Top 7%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
7:21/mi
14:43
↑ 138↓ 680.7%
122 ft elev
4M
6:47/mi
28:16
↑ 1631.4%
280 ft elev
6M
8:43/mi
45:42
↑ 55↓ 830.3%
247 ft elev
8M
5:18/mi
56:19
↑ 65↓ 1510.8%
143 ft elev
10M
7:04/mi
1:10:26
↑ 61↓ 1741.1%
25 ft elev
12M
7:19/mi
1:25:05
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
7:04/mi
1:32:55
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time45:42
Pace7:37 /mi
2nd Half
Distance7.11 mi
Time47:13
Pace6:39 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:58:5114:437:2114:43
7:21
-
4M
4.00 mi09:12:2428:167:0413:33
6:47
-0:34
6M
6.00 mi09:29:5045:427:3717:26
8:43
+1:56
8M
8.00 mi09:40:2756:197:0210:37
5:18
-3:25
10M
10.00 mi09:54:341:10:267:0314:07
7:04
+1:46
12M
12.00 mi10:09:131:25:057:0514:39
7:19
+0:15
Finish
13.11 mi10:17:031:32:557:057:50
7:04
-0:15

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

5:18 /mi

Average Pace

7:05 /mi

Slowest Pace

8:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

10:37

11% of race

Time at Steady Pace

1:04:52

70% of race

Time at Slower Pace

17:26

19% of race

Average Pace: 7:05 /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...
0mi3.3mi6.6mi9.8mi13.1mi
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 mi08:58:5114:437:2114:43
7:21
#231
4M
4.00 mi09:12:2428:167:0413:33
6:47
#216
6M
6.00 mi09:29:5045:427:3717:26
8:43
#209
8M
8.00 mi09:40:2756:197:0210:37
5:18
#192
10M
10.00 mi09:54:341:10:267:0314:07
7:04
#174
12M
12.00 mi10:09:131:25:057:0514:39
7:19
#162
Finish
13.11 mi10:17:031:32:557:057:50
7:04
#159
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi2311903013510820
4M4.00 mi2.00 mi216+15177+1329+121117329
6M6.00 mi2.00 mi209+7171+62917414124
8M8.00 mi2.00 mi192+17158+1328+114611819
10M10.00 mi2.00 mi174+18142+1625+31179616
12M12.00 mi2.00 mi162+12132+1024+113510820
Finish13.11 mi1.11 mi159+3129+322+213611123

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 4%
×9story building
+138ft-68ft

Overall

135

Males

108

M35-39

20

2M→4M

2.0 - 4.0 mi

Top 5%
×13story building
+163ft-19ft

Overall

211

Males

173

M35-39

29

4M→6M

4.0 - 6.0 mi

Top 5%
×4story building
+55ft-83ft

Overall

174

Males

141

M35-39

24

6M→8M

6.0 - 8.0 mi

Top 4%
×10story building
+65ft-151ft

Overall

146

Males

118

M35-39

19

8M→10M

8.0 - 10.0 mi

Top 3%
×10story building
+61ft-174ft

Overall

117

Males

96

M35-39

16

10M→12M

10.0 - 12.0 mi

Top 4%
×3story building
+41ft-53ft

Overall

135

Males

108

M35-39

20

12M→Finish

12.0 - 13.1 mi

Top 4%
×1human
+6ft-6ft

Overall

136

Males

111

M35-39

23

Passing Analysis

Category:
Athletes Passed
84
Passed By
12
Net Change
+72
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#231
2M → 4M183+15#231#216
4M → 6M136+7#216#209
6M → 8M170+17#209#192
8M → 10M191+18#192#174
10M → 12M131+12#174#162
12M → Finish41+3#162#159
TOTALS8412+72

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon