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SF MARATHON 1ST HALF 2026

Kimberly Rienstra

Sint-Annaparochie

Bib: 18281 F 26

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
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
11:40/mi
23:21
→ flat
12 ft elev
4M
12:12/mi
47:45
↑ 67↓ 69
10 ft elev
6M
12:27/mi
1:12:40
↑ 1231.1%
126 ft elev
8M
12:35/mi
1:37:51
↑ 166↓ 531.1%
246 ft elev
9.6M
12:35/mi
1:57:59
↑ 68↓ 1931.5%
126 ft elev
10M
23:29/mi
2:07:22
↓ 241.1%
90 ft elev
10.5M
6:56/mi
2:10:50
↓ 732.7%
18 ft elev
12M
18:44/mi
2:38:56
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
13:23/mi
2:53:47
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:12:40
Pace12:07 /mi
2nd Half
Distance7.11 mi
Time1:41:07
Pace14:13 /mi
📊Positive Split: 39.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:12:5223:2111:4023:21
11:40
-
4M
4.00 mi07:37:1647:4511:5624:24
12:12
+0:32
6M
6.00 mi08:02:111:12:4012:0724:55
12:27
+0:15
8M
8.00 mi08:27:221:37:5112:1425:11
12:35
+0:08
9.6M
9.60 mi08:47:301:57:5912:1720:08
12:35
0:00
10M
10.00 mi08:56:532:07:2212:449:23
23:29
+10:54
10.5M
10.50 mi09:00:212:10:5012:283:28
6:56
-16:33
12M
12.00 mi09:28:272:38:5613:1528:06
18:44
+11:48
Finish
13.11 mi09:43:182:53:4713:1514:51
13:23
-5:21

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

6:56 /mi

Average Pace

13:15 /mi

Slowest Pace

23:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:28

2% of race

Time at Steady Pace

2:12:50

76% of race

Time at Slower Pace

37:29

22% of race

Average Pace: 13:15 /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 mi07:12:5223:2111:4023:21
11:40
#5580
4M
4.00 mi07:37:1647:4511:5624:24
12:12
#5616
6M
6.00 mi08:02:111:12:4012:0724:55
12:27
#5557
8M
8.00 mi08:27:221:37:5112:1425:11
12:35
#5446
9.6M
9.60 mi08:47:301:57:5912:1720:08
12:35
#5668
10M
10.00 mi08:56:532:07:2212:449:23
23:29
#5647
10.5M
10.50 mi09:00:212:10:5012:283:28
6:56
#5669
12M
12.00 mi09:28:272:38:5613:1528:06
18:44
#5759
Finish
13.11 mi09:43:182:53:4713:1514:51
13:23
#5771
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 83%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:51

Segment Time

14:17/mi

Pace

0.90 mi

Distance

Overall

5454

Women

2290

Division

551

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi558022875485773(Top 88%)2489(Top 85%)598(Top 89%)
4M4.00 mi2.00 mi5616-362310-23561-135608(Top 85%)2309(Top 79%)564(Top 84%)
6M6.00 mi2.00 mi5557+592254+56552+95480(Top 83%)2220(Top 76%)542(Top 80%)
8M8.00 mi2.00 mi5446+1112182+72530+225105(Top 78%)1979(Top 68%)465(Top 69%)
9.6M9.60 mi1.60 mi5668-2222331-149560-306142(Top 93%)2675(Top 91%)619(Top 92%)
10M10.00 mi0.40 mi5647+212323+85605170(Top 79%)2121(Top 72%)504(Top 75%)
10.5M10.50 mi0.50 mi5669-222339-16563-36125(Top 93%)2676(Top 91%)626(Top 93%)
12M12.00 mi1.50 mi5759-902406-67579-165773(Top 88%)2489(Top 85%)598(Top 89%)
Finish13.11 mi1.11 mi5771-122420-14582-35756(Top 88%)2485(Top 85%)603(Top 89%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 88%
~flat
+5ft-3ft

Overall

5773

Females

2489

F25-29

598

2M→4M

2.0 - 4.0 mi

Top 85%
×4story building
+67ft-69ft

Overall

5608

Females

2309

F25-29

565

4M→6M

4.0 - 6.0 mi

Top 83%
×9story building
+123ft-9ft

Overall

5480

Females

2220

F25-29

542

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5105

Females

1979

F25-29

466

8M→9.6M

8.0 - 9.6 mi

Top 93%
×13story building
+68ft-193ft

Overall

6142

Females

2675

F25-29

620

9.6M→10M

9.6 - 10.0 mi

Top 79%
×2story building
+0ft-24ft

Overall

5170

Females

2121

F25-29

505

10M→10.5M

10.0 - 10.5 mi

Top 93%
×6story building
+1ft-73ft

Overall

6125

Females

2676

F25-29

627

10.5M→12M

10.5 - 12.0 mi

Top 88%
×21story building
+280ft-26ft

Overall

5773

Females

2489

F25-29

598

12M→Finish

12.0 - 13.1 mi

Top 88%
×7story building
+14ft-89ft

Overall

5756

Females

2485

F25-29

603

Passing Analysis

Category:
Athletes Passed
547*
Passed By
738
Net Change
-191
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5580
2M → 4M110*146-36#5580#5616
4M → 6M135*76+59#5616#5557
6M → 8M173*62+111#5557#5446
8M → 9.6M20242-222#5446#5668
9.6M → 10M4726+21#5668#5647
10M → 10.5M426-22#5647#5669
10.5M → 12M28*118-90#5669#5759
12M → Finish30*42-12#5759#5771
TOTALS547*738-191

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

📊

Passing Visuals

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

Race Place Events

Race Place Events