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SF MARATHON 1ST HALF 2026

Michael Tunk

Alameda, CA

Bib: 15736 M 42

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M40-44)
#0 / 319
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
10:10/mi
20:20
→ flat
12 ft elev
4M
10:39/mi
41:37
↑ 67↓ 69
10 ft elev
6M
11:12/mi
1:04:01
↑ 1231.1%
126 ft elev
8M
11:57/mi
1:27:55
↑ 166↓ 531.1%
246 ft elev
9.6M
11:57/mi
1:47:03
↑ 68↓ 1931.5%
126 ft elev
10M
25:52/mi
1:57:23
↓ 241.1%
90 ft elev
10.5M
6:34/mi
2:00:40
↓ 732.7%
18 ft elev
12M
19:47/mi
2:30:20
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:45/mi
2:43:22
↑ 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
1:04:0110:40 /mi⚡ faster
2nd Half
1:39:2113:59 /mi+55.2%
Positive split — 55.2% 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
20:2010:102.00 mi20:20
10:10
-
4M
41:3710:242.00 mi21:17
10:39
+0:29
6M
1:04:0110:402.00 mi22:24
11:12
+0:33
8M
1:27:5510:592.00 mi23:54
11:57
+0:45
9.6M
1:47:0311:091.60 mi19:08
11:57
0:00
10M
1:57:2311:440.40 mi10:20
25:52
+13:55
10.5M
2:00:4011:300.50 mi3:17
6:34
-19:18
12M
2:30:2012:321.50 mi29:40
19:47
+13:13
Finish(13.11 mi)
2:43:2212:281.11 mi13:02
11:45
-8:02
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:34 /mi

Average Pace

12:28 /mi

Slowest Pace

25:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:17

2% of race

Time at Steady Pace

2:00:05

74% of race

Time at Slower Pace

40:00

24% of race

Average Pace: 12:28 /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 89%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:37

Segment Time

15:08/mi

Pace

0.90 mi

Distance

Overall

5819

Men

3300

Division

290

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi3311220218961033408299
4M2.00 mi3549-2382344-142195-637682455203
6M2.00 mi3745-1962447-103201-641212626217
8M2.00 mi3945-2002565-118214-1345192852244
9.6M1.60 mi4372-4272752-187230-1657953289284
10M0.40 mi4579-2072844-92243-1358313293288
10.5M0.50 mi4651-722879-3524359243346293
12M1.50 mi5089-4383060-181259-1661033408299
Finish(13.11 mi)1.11 mi5007+823014+46255+447342793233

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 93%
~flat
+5ft-3ft

Overall

6103

Males

3408

M40-44

299

2M→4M

2.0 - 4.0 mi

Top 57%
×4story building
+67ft-69ft

Overall

3768

Males

2455

M40-44

203

4M→6M

4.0 - 6.0 mi

Top 63%
×9story building
+123ft-9ft

Overall

4121

Males

2626

M40-44

217

6M→8M

6.0 - 8.0 mi

Top 69%
×12story building
+166ft-53ft

Overall

4519

Males

2852

M40-44

244

8M→9.6M

8.0 - 9.6 mi

Top 88%
×13story building
+68ft-193ft

Overall

5795

Males

3289

M40-44

284

9.6M→10M

9.6 - 10.0 mi

Top 89%
×2story building
+0ft-24ft

Overall

5831

Males

3293

M40-44

288

10M→10.5M

10.0 - 10.5 mi

Top 90%
×6story building
+1ft-73ft

Overall

5924

Males

3346

M40-44

293

10.5M→12M

10.5 - 12.0 mi

Top 93%
×21story building
+280ft-26ft

Overall

6103

Males

3408

M40-44

299

12M→Finish

12.0 - 13.1 mi

Top 72%
×7story building
+14ft-89ft

Overall

4734

Males

2793

M40-44

233

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#3311
2M → 4M
32991-238
#3311 → #3549
4M → 6M
26367-196
#3549 → #3745
6M → 8M
26363*-200
#3745 → #3945
8M → 9.6M
4303-427
#3945 → #4372
9.6M → 10M
2169-207
#4372 → #4579
10M → 10.5M
764-72
#4579 → #4651
10.5M → 12M
4479*-438
#4651 → #5089
12M → Finish
1496*+82
#5089 → #5007
TOTALS
2038342*-1696
#3311 → #5007

* 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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