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SF MARATHON 1ST HALF 2026

Colleen Unday

Bib: 17257•F•Age: 40

San Jose, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 43%
Gender (Female)
#0 / 2930
Top 30%
Masters (Masters Women)
#0 / 781
Top 23%
Division (F40-44)
#0 / 255
Top 27%
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
10:35/mi
21:10
→ flat
4M
10:21/mi
41:52
↑ 67↓ 69
6M
10:21/mi
1:02:34
↑ 1231.1%
8M
11:19/mi
1:25:12
↑ 166↓ 531.1%
9.6M
8:04/mi
1:38:07
↑ 68↓ 1931.5%
10M
18:56/mi
1:45:41
↓ 241.1%
10.5M
4:54/mi
1:48:08
↓ 732.7%
12M
13:43/mi
2:08:43
↑ 2803.2%
Finish· 13.11 mi
9:12/mi
2:18:55
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:02:34
Pace10:26 /mi
2nd Half
Distance7.11 mi
Time1:16:21
Pace10:44 /mi
📊Positive Split: 22.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:2021:1010:3521:10
10:35
-
4M
4.00 mi07:22:0241:5210:2820:42
10:21
-0:14
6M
6.00 mi07:42:441:02:3410:2620:42
10:21
0:00
8M
8.00 mi08:05:221:25:1210:3922:38
11:19
+0:58
9.6M
9.60 mi08:18:171:38:0710:1312:55
8:04
-3:15
10M
10.00 mi08:25:511:45:4110:347:34
18:56
+10:52
10.5M
10.50 mi08:28:181:48:0810:182:27
4:54
-14:02
12M
12.00 mi08:48:532:08:4310:4420:35
13:43
+8:49
Finish
13.11 mi08:59:052:18:5510:3610:12
9:12
-4:31

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

4:54 /mi

Average Pace

10:36 /mi

Slowest Pace

18:56 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:22

11% of race

Time at Steady Pace

1:35:24

69% of race

Time at Slower Pace

28:09

20% of race

Average Pace: 10:36 /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 mi07:01:2021:1010:3521:10
10:35
#4052
4M
4.00 mi07:22:0241:5210:2820:42
10:21
#3650
6M
6.00 mi07:42:441:02:3410:2620:42
10:21
#3381
8M
8.00 mi08:05:221:25:1210:3922:38
11:19
#3503
9.6M
9.60 mi08:18:171:38:0710:1312:55
8:04
#3137
10M
10.00 mi08:25:511:45:4110:347:34
18:56
#3087
10.5M
10.50 mi08:28:181:48:0810:182:27
4:54
#3079
12M
12.00 mi08:48:532:08:4310:4420:35
13:43
#2961
Finish
13.11 mi08:59:052:18:5510:3610:12
9:12
#2841
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 43%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:01

Segment Time

11:08/mi

Pace

0.90 mi

Distance

Overall

2841

Women

924

Division

74

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi405214291252494(Top 38%)780(Top 27%)56(Top 22%)
4M4.00 mi2.00 mi3650+4021239+19098+273294(Top 50%)1073(Top 37%)75(Top 29%)
6M6.00 mi2.00 mi3381+2691118+12185+133091(Top 47%)977(Top 33%)70(Top 27%)
8M8.00 mi2.00 mi3503-1221165-4788-33876(Top 59%)1341(Top 46%)109(Top 43%)
9.6M9.60 mi1.60 mi3137+366995+17077+111612(Top 25%)533(Top 18%)41(Top 16%)
10M10.00 mi0.40 mi3087+50985+1076+12931(Top 45%)966(Top 33%)75(Top 29%)
10.5M10.50 mi0.50 mi3079+8984+1762872(Top 44%)928(Top 32%)74(Top 29%)
12M12.00 mi1.50 mi2961+118936+4871+52494(Top 38%)780(Top 27%)56(Top 22%)
Finish13.11 mi1.11 mi2841+120891+4568+31886(Top 29%)519(Top 18%)31(Top 12%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 38%
~flat
+5ft-3ft

Overall

2494

Females

780

F40-44

57

2M→4M

2.0 - 4.0 mi

Top 50%
×4story building
+67ft-69ft

Overall

3294

Females

1073

F40-44

76

4M→6M

4.0 - 6.0 mi

Top 47%
×9story building
+123ft-9ft

Overall

3091

Females

977

F40-44

71

6M→8M

6.0 - 8.0 mi

Top 59%
×12story building
+166ft-53ft

Overall

3876

Females

1341

F40-44

110

8M→9.6M

8.0 - 9.6 mi

Top 25%
×13story building
+68ft-193ft

Overall

1612

Females

533

F40-44

42

9.6M→10M

9.6 - 10.0 mi

Top 45%
×2story building
+0ft-24ft

Overall

2931

Females

966

F40-44

76

10M→10.5M

10.0 - 10.5 mi

Top 44%
×6story building
+1ft-73ft

Overall

2872

Females

928

F40-44

75

10.5M→12M

10.5 - 12.0 mi

Top 38%
×21story building
+280ft-26ft

Overall

2494

Females

780

F40-44

57

12M→Finish

12.0 - 13.1 mi

Top 29%
×7story building
+14ft-89ft

Overall

1886

Females

519

F40-44

31

Passing Analysis

Category:
Athletes Passed
1555*
Passed By
344
Net Change
+1211
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4052
2M → 4M43432+402#4052#3650
4M → 6M289*20+269#3650#3381
6M → 8M92*214-122#3381#3503
8M → 9.6M37711+366#3503#3137
9.6M → 10M7323+50#3137#3087
10M → 10.5M135+8#3087#3079
10.5M → 12M15335+118#3079#2961
12M → Finish124*4+120#2961#2841
TOTALS1555*344+1211

* 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