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SF MARATHON 1ST HALF 2026

Vicki Ng

San Francisco, CA

Bib: 16948 F 44

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Top 47%
Division (F40-44)
#0 / 255
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
10:39/mi
21:18
→ flat
12 ft elev
4M
11:08/mi
43:34
↑ 67↓ 69
10 ft elev
6M
11:34/mi
1:06:43
↑ 1231.1%
126 ft elev
8M
11:02/mi
1:28:47
↑ 166↓ 531.1%
246 ft elev
9.6M
11:02/mi
1:46:27
↑ 68↓ 1931.5%
126 ft elev
10M
21:44/mi
1:55:08
↓ 241.1%
90 ft elev
10.5M
5:30/mi
1:57:53
↓ 732.7%
18 ft elev
12M
16:49/mi
2:23:06
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:45/mi
2:36:08
↑ 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
1:06:4311:07 /mi⚡ faster
2nd Half
1:29:2512:35 /mi+34.0%
Positive split — 34.0% 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
21:1810:392.00 mi21:18
10:39
-
4M
43:3410:542.00 mi22:16
11:08
+0:29
6M
1:06:4311:072.00 mi23:09
11:34
+0:26
8M
1:28:4711:062.00 mi22:04
11:02
-0:32
9.6M
1:46:2711:051.60 mi17:40
11:02
0:00
10M
1:55:0811:310.40 mi8:41
21:44
+10:42
10.5M
1:57:5311:140.50 mi2:45
5:30
-16:14
12M
2:23:0611:561.50 mi25:13
16:49
+11:19
Finish(13.11 mi)
2:36:0811:551.11 mi13:02
11:45
-5:04
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:30 /mi

Average Pace

11:55 /mi

Slowest Pace

21:44 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:45

2% of race

Time at Steady Pace

1:59:29

77% of race

Time at Slower Pace

33:54

22% of race

Average Pace: 11:55 /mi

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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 66%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:26

Segment Time

12:42/mi

Pace

0.90 mi

Distance

Overall

4338

Women

1664

Division

139

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi4164148512947511902149
4M2.00 mi4252-881535-50124+544031621131
6M2.00 mi4362-1101594-59130-645961712137
8M2.00 mi4087+2751426+168112+183575120092
9.6M1.60 mi4263-1761547-121123-1150702107168
10M0.40 mi4273-101567-20125-244231720141
10.5M0.50 mi4272+11563+412544031673143
12M1.50 mi4396-1241639-76132-747511902149
Finish(13.11 mi)1.11 mi4410-141652-13134-247231916151

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 72%
~flat
+5ft-3ft

Overall

4751

Females

1902

F40-44

150

2M→4M

2.0 - 4.0 mi

Top 67%
×4story building
+67ft-69ft

Overall

4403

Females

1621

F40-44

132

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4596

Females

1712

F40-44

138

6M→8M

6.0 - 8.0 mi

Top 54%
×12story building
+166ft-53ft

Overall

3575

Females

1200

F40-44

93

8M→9.6M

8.0 - 9.6 mi

Top 77%
×13story building
+68ft-193ft

Overall

5070

Females

2107

F40-44

169

9.6M→10M

9.6 - 10.0 mi

Top 67%
×2story building
+0ft-24ft

Overall

4423

Females

1720

F40-44

142

10M→10.5M

10.0 - 10.5 mi

Top 67%
×6story building
+1ft-73ft

Overall

4403

Females

1673

F40-44

144

10.5M→12M

10.5 - 12.0 mi

Top 72%
×21story building
+280ft-26ft

Overall

4751

Females

1902

F40-44

150

12M→Finish

12.0 - 13.1 mi

Top 72%
×7story building
+14ft-89ft

Overall

4723

Females

1916

F40-44

151

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#4164
2M → 4M
234146-88
#4164 → #4252
4M → 6M
19787*-110
#4252 → #4362
6M → 8M
50325*+275
#4362 → #4087
8M → 9.6M
21741-176
#4087 → #4263
9.6M → 10M
6050-10
#4263 → #4273
10M → 10.5M
1415+1
#4273 → #4272
10.5M → 12M
17854*-124
#4272 → #4396
12M → Finish
6248*-14
#4396 → #4410
TOTALS
1012766*-246
#4164 → #4410

* 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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Race Place Events