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SF MARATHON 1ST HALF 2026

Mariusz Zdrzalka

Chicago, IL

Bib: 15734 M 46

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 24%
Gender (Male)
#0 / 3619
Top 33%
Masters (Masters Men)
#0 / 1030
Top 23%
Division (M45-49)
#0 / 220
Top 26%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
9:28/mi
18:56
→ flat
12 ft elev
4M
9:33/mi
38:01
↑ 67↓ 69
10 ft elev
6M
9:12/mi
56:25
↑ 1231.1%
126 ft elev
8M
8:50/mi
1:14:05
↑ 166↓ 531.1%
246 ft elev
9.6M
8:50/mi
1:28:13
↑ 68↓ 1931.5%
126 ft elev
10M
16:11/mi
1:34:41
↓ 241.1%
90 ft elev
10.5M
4:40/mi
1:37:01
↓ 732.7%
18 ft elev
12M
11:54/mi
1:54:52
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:48/mi
2:04:38
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
56:259:24 /mi⚡ faster
2nd Half
1:08:139:36 /mi+20.9%
Positive split — 20.9% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
18:569:282.00 mi18:56
9:28
-
4M
38:019:302.00 mi19:05
9:33
+0:05
6M
56:259:242.00 mi18:24
9:12
-0:21
8M
1:14:059:162.00 mi17:40
8:50
-0:22
9.6M
1:28:139:111.60 mi14:08
8:50
0:00
10M
1:34:419:280.40 mi6:28
16:11
+7:21
10.5M
1:37:019:140.50 mi2:20
4:40
-11:31
12M
1:54:529:341.50 mi17:51
11:54
+7:14
Finish(13.11 mi)
2:04:389:301.11 mi9:46
8:48
-3:06
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:40 /mi

Average Pace

9:30 /mi

Slowest Pace

16:11 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:20

2% of race

Time at Steady Pace

1:37:59

79% of race

Time at Slower Pace

24:19

20% of race

Average Pace: 9:30 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 22%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:48

Segment Time

9:47/mi

Pace

0.90 mi

Distance

Overall

1478

Men

1129

Division

54

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2200158476115789447
4M2.00 mi2149+511559+25762166158179
6M2.00 mi1965+1841458+10168+81674126859
8M2.00 mi1664+3011280+17860+8110689143
9.6M1.60 mi1773-1091332-5262-22512161780
10M0.40 mi1725+481296+36621346102255
10.5M0.50 mi1733-81300-461+12236158277
12M1.50 mi1598+1351213+8756+5115789447
Finish(13.11 mi)1.11 mi1547+511183+3057-11426107957

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 18%
~flat
+5ft-3ft

Overall

1157

Males

894

M45-49

47

2M→4M

2.0 - 4.0 mi

Top 33%
×4story building
+67ft-69ft

Overall

2166

Males

1581

M45-49

79

4M→6M

4.0 - 6.0 mi

Top 25%
×9story building
+123ft-9ft

Overall

1674

Males

1268

M45-49

59

6M→8M

6.0 - 8.0 mi

Top 17%
×12story building
+166ft-53ft

Overall

1106

Males

891

M45-49

43

8M→9.6M

8.0 - 9.6 mi

Top 38%
×13story building
+68ft-193ft

Overall

2512

Males

1617

M45-49

80

9.6M→10M

9.6 - 10.0 mi

Top 20%
×2story building
+0ft-24ft

Overall

1346

Males

1022

M45-49

55

10M→10.5M

10.0 - 10.5 mi

Top 34%
×6story building
+1ft-73ft

Overall

2236

Males

1582

M45-49

77

10.5M→12M

10.5 - 12.0 mi

Top 18%
×21story building
+280ft-26ft

Overall

1157

Males

894

M45-49

47

12M→Finish

12.0 - 13.1 mi

Top 22%
×7story building
+14ft-89ft

Overall

1426

Males

1079

M45-49

57

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2200
2M → 4M
92143+51
#2200 → #2149
4M → 6M
14198+184
#2149 → #1965
6M → 8M
8309*+301
#1965 → #1664
8M → 9.6M
15142-109
#1664 → #1773
9.6M → 10M
755+48
#1773 → #1725
10M → 10.5M
124-8
#1725 → #1733
10.5M → 12M
29164+135
#1733 → #1598
12M → Finish
1364*+51
#1598 → #1547
TOTALS
326979*+653
#2200 → #1547

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

Passing Visualized

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

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