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SF MARATHON 1ST HALF 2026

Thi Van Thanh Nguyen

Brooklyn, NY

Bib: 17458 F 29

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
13:19/mi
26:39
→ flat
12 ft elev
4M
14:59/mi
56:36
↑ 67↓ 69
10 ft elev
6M
15:31/mi
1:27:39
↑ 1231.1%
126 ft elev
8M
16:41/mi
2:01:02
↑ 166↓ 531.1%
246 ft elev
9.6M
11:31/mi
2:19:27
↑ 68↓ 1931.5%
126 ft elev
10M
27:52/mi
2:30:35
↓ 241.1%
90 ft elev
10.5M
7:30/mi
2:34:20
↓ 732.7%
18 ft elev
12M
21:34/mi
3:06:41
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
15:27/mi
3:23:49
↑ 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
1:27:3914:37 /mi⚡ faster
2nd Half
1:56:1016:20 /mi+32.5%
Positive split — 32.5% 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
26:3913:192.00 mi26:39
13:19
-
4M
56:3614:092.00 mi29:57
14:59
+1:40
6M
1:27:3914:372.00 mi31:03
15:31
+0:32
8M
2:01:0215:082.00 mi33:23
16:41
+1:10
9.6M
2:19:2714:321.60 mi18:25
11:31
-5:10
10M
2:30:3515:040.40 mi11:08
27:52
+16:21
10.5M
2:34:2014:420.50 mi3:45
7:30
-20:22
12M
3:06:4115:331.50 mi32:21
21:34
+14:04
Finish(13.11 mi)
3:23:4915:331.11 mi17:08
15:27
-6:07
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:30 /mi

Average Pace

15:33 /mi

Slowest Pace

27:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

22:10

11% of race

Time at Steady Pace

2:18:10

68% of race

Time at Slower Pace

43:29

21% of race

Average Pace: 15:33 /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 94%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:53

Segment Time

16:33/mi

Pace

0.90 mi

Distance

Overall

6199

Women

2733

Division

639

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi6470285166363742835656
4M2.00 mi6513-432879-28669-665242886669
6M2.00 mi6511+22879670-165052873664
8M2.00 mi6533-222895-1667065112889662
9.6M1.60 mi6499+342873+22667+354732309555
10M0.40 mi6491+82868+566761552706635
10.5M0.50 mi6494-32870-2666+163272796651
12M1.50 mi6490+42872-2664+263742835656
Finish(13.11 mi)1.11 mi6466+242859+13663+162722768650

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 97%
~flat
+5ft-3ft

Overall

6374

Females

2835

F25-29

657

2M→4M

2.0 - 4.0 mi

Top 99%
×4story building
+67ft-69ft

Overall

6524

Females

2886

F25-29

671

4M→6M

4.0 - 6.0 mi

Top 99%
×9story building
+123ft-9ft

Overall

6505

Females

2873

F25-29

665

6M→8M

6.0 - 8.0 mi

Top 99%
×12story building
+166ft-53ft

Overall

6511

Females

2889

F25-29

663

8M→9.6M

8.0 - 9.6 mi

Top 83%
×13story building
+68ft-193ft

Overall

5473

Females

2309

F25-29

555

9.6M→10M

9.6 - 10.0 mi

Top 94%
×2story building
+0ft-24ft

Overall

6155

Females

2706

F25-29

636

10M→10.5M

10.0 - 10.5 mi

Top 96%
×6story building
+1ft-73ft

Overall

6327

Females

2796

F25-29

652

10.5M→12M

10.5 - 12.0 mi

Top 97%
×21story building
+280ft-26ft

Overall

6374

Females

2835

F25-29

657

12M→Finish

12.0 - 13.1 mi

Top 95%
×7story building
+14ft-89ft

Overall

6272

Females

2768

F25-29

650

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#6470
2M → 4M
5613*-43
#6470 → #6513
4M → 6M
2022*+2
#6513 → #6511
6M → 8M
3816*-22
#6511 → #6533
8M → 9.6M
236*+34
#6533 → #6499
9.6M → 10M
19+8
#6499 → #6491
10M → 10.5M
52-3
#6491 → #6494
10.5M → 12M
1317*+4
#6494 → #6490
12M → Finish
226*+24
#6490 → #6466
TOTALS
137141*+4
#6470 → #6466

* 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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