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SF MARATHON 1ST HALF 2026

Katherine Tsiagkas

Bib: 17769•F•Age: 17

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F19 & Under
#0 / 83
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:12/mi
22:24
→ flat
4M
12:07/mi
46:38
↑ 67↓ 69
6M
12:28/mi
1:11:34
↑ 1231.1%
8M
11:57/mi
1:35:27
↑ 166↓ 531.1%
9.6M
11:57/mi
1:54:34
↑ 68↓ 1931.5%
10M
24:52/mi
2:04:30
↓ 241.1%
10.5M
6:48/mi
2:07:54
↓ 732.7%
12M
16:13/mi
2:32:14
↑ 2803.2%
Finish· 13.11 mi
10:16/mi
2:43:37
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:11:34
Pace11:56 /mi
2nd Half
Distance7.11 mi
Time1:32:03
Pace12:57 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:12:0722:2411:1222:24
11:12
-
4M
4.00 mi07:36:2146:3811:4024:14
12:07
+0:55
6M
6.00 mi08:01:171:11:3411:5624:56
12:28
+0:21
8M
8.00 mi08:25:101:35:2711:5623:53
11:57
-0:31
9.6M
9.60 mi08:44:171:54:3411:5619:07
11:57
0:00
10M
10.00 mi08:54:132:04:3012:279:56
24:52
+12:55
10.5M
10.50 mi08:57:372:07:5412:113:24
6:48
-18:04
12M
12.00 mi09:21:572:32:1412:4124:20
16:13
+9:25
Finish
13.11 mi09:33:202:43:3712:2911:23
10:16
-5:57

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

6:48 /mi

Average Pace

12:29 /mi

Slowest Pace

24:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:24

2% of race

Time at Steady Pace

2:05:57

77% of race

Time at Slower Pace

34:16

21% of race

Average Pace: 12:29 /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 mi07:12:0722:2411:1222:24
11:12
#5036
4M
4.00 mi07:36:2146:3811:4024:14
12:07
#5345
6M
6.00 mi08:01:171:11:3411:5624:56
12:28
#5384
8M
8.00 mi08:25:101:35:2711:5623:53
11:57
#5156
9.6M
9.60 mi08:44:171:54:3411:5619:07
11:57
#5329
10M
10.00 mi08:54:132:04:3012:279:56
24:52
#5389
10.5M
10.50 mi08:57:372:07:5412:113:24
6:48
#5426
12M
12.00 mi09:21:572:32:1412:4124:20
16:13
#5246
Finish
13.11 mi09:33:202:43:3712:2911:23
10:16
#5033
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 87%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:20

Segment Time

14:49/mi

Pace

0.90 mi

Distance

Overall

5702

Women

2423

Division

68

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF19 & UnderSeg. OverallSeg. FemalesSeg. F19 & Under
2M2.00 mi2.00 mi50361974694374(Top 67%)1700(Top 58%)60(Top 72%)
4M4.00 mi2.00 mi5345-3092139-16570-15523(Top 84%)2256(Top 77%)71(Top 86%)
6M6.00 mi2.00 mi5384-392156-1769+15483(Top 83%)2222(Top 76%)70(Top 84%)
8M8.00 mi2.00 mi5156+2282014+142694513(Top 69%)1647(Top 56%)55(Top 66%)
9.6M9.60 mi1.60 mi5329-1732126-11268+15790(Top 88%)2479(Top 85%)71(Top 86%)
10M10.00 mi0.40 mi5389-602166-4067+15581(Top 85%)2370(Top 81%)66(Top 80%)
10.5M10.50 mi0.50 mi5426-372191-25676066(Top 92%)2636(Top 90%)82(Top 99%)
12M12.00 mi1.50 mi5246+1802099+9268-14374(Top 67%)1700(Top 58%)60(Top 72%)
Finish13.11 mi1.11 mi5033+2131986+11367+13210(Top 49%)1115(Top 38%)48(Top 58%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 67%
~flat
+5ft-3ft

Overall

4374

Females

1700

F15-19

59

2M→4M

2.0 - 4.0 mi

Top 84%
×4story building
+67ft-69ft

Overall

5523

Females

2256

F15-19

69

4M→6M

4.0 - 6.0 mi

Top 83%
×9story building
+123ft-9ft

Overall

5483

Females

2222

F15-19

69

6M→8M

6.0 - 8.0 mi

Top 69%
×12story building
+166ft-53ft

Overall

4513

Females

1647

F15-19

53

8M→9.6M

8.0 - 9.6 mi

Top 88%
×13story building
+68ft-193ft

Overall

5790

Females

2479

F15-19

68

9.6M→10M

9.6 - 10.0 mi

Top 85%
×2story building
+0ft-24ft

Overall

5581

Females

2370

F15-19

65

10M→10.5M

10.0 - 10.5 mi

Top 92%
×6story building
+1ft-73ft

Overall

6066

Females

2636

F15-19

77

10.5M→12M

10.5 - 12.0 mi

Top 67%
×21story building
+280ft-26ft

Overall

4374

Females

1700

F15-19

59

12M→Finish

12.0 - 13.1 mi

Top 49%
×7story building
+14ft-89ft

Overall

3210

Females

1115

F15-19

47

Passing Analysis

Category:
Athletes Passed
928*
Passed By
925
Net Change
+3
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5036
2M → 4M69378-309#5036#5345
4M → 6M100*139-39#5345#5384
6M → 8M257*29+228#5384#5156
8M → 9.6M36209-173#5156#5329
9.6M → 10M2787-60#5329#5389
10M → 10.5M946-37#5389#5426
10.5M → 12M216*36+180#5426#5246
12M → Finish214*1+213#5246#5033
TOTALS928*925+3

* 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