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SF MARATHON 1ST HALF 2026

Anna Engstrom

Menlo Park, CA

Bib: 19965 F 37

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 4%
Gender (Female)
#0 / 2930
Top 0.9%
Division (F35-39)
#0 / 388
Top 0.8%
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
7:42/mi
15:25
→ flat
12 ft elev
4M
7:47/mi
30:59
↑ 67↓ 69
10 ft elev
6M
7:42/mi
46:24
↑ 1231.1%
126 ft elev
8M
7:20/mi
1:01:05
↑ 166↓ 531.1%
246 ft elev
9.6M
7:20/mi
1:12:49
↑ 68↓ 1931.5%
126 ft elev
10M
13:43/mi
1:18:18
↓ 241.1%
90 ft elev
10.5M
3:52/mi
1:20:14
↓ 732.7%
18 ft elev
12M
10:12/mi
1:35:32
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
7:26/mi
1:43:47
↑ 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
46:247:44 /mi⚡ faster
2nd Half
57:238:04 /mi+23.7%
Positive split — 23.7% 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
15:257:422.00 mi15:25
7:42
-
4M
30:597:452.00 mi15:34
7:47
+0:05
6M
46:247:442.00 mi15:25
7:42
-0:05
8M
1:01:057:382.00 mi14:41
7:20
-0:22
9.6M
1:12:497:351.60 mi11:44
7:20
0:00
10M
1:18:187:500.40 mi5:29
13:43
+6:23
10.5M
1:20:147:380.50 mi1:56
3:52
-9:51
12M
1:35:327:581.50 mi15:18
10:12
+6:20
Finish(13.11 mi)
1:43:477:551.11 mi8:15
7:26
-2:46
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

3:52 /mi

Average Pace

7:55 /mi

Slowest Pace

13:43 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:56

2% of race

Time at Steady Pace

1:21:04

78% of race

Time at Slower Pace

20:47

20% of race

Average Pace: 7:55 /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 4%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:25

Segment Time

8:15/mi

Pace

0.90 mi

Distance

Overall

285

Women

35

Division

3

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi359525287516
4M2.00 mi336+2347+54+1328472
6M2.00 mi313+23474289404
8M2.00 mi235+7826+213+1187203
9.6M1.60 mi274-3935-9392427632
10M0.40 mi263+1133+23316606
10.5M0.50 mi265-2333411576
12M1.50 mi271-634-13287516
Finish(13.11 mi)1.11 mi247+2425+93247262

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 4%
~flat
+5ft-3ft

Overall

287

Females

51

F35-39

6

2M→4M

2.0 - 4.0 mi

Top 5%
×4story building
+67ft-69ft

Overall

328

Females

47

F35-39

2

4M→6M

4.0 - 6.0 mi

Top 4%
×9story building
+123ft-9ft

Overall

289

Females

40

F35-39

4

6M→8M

6.0 - 8.0 mi

Top 3%
×12story building
+166ft-53ft

Overall

187

Females

20

F35-39

3

8M→9.6M

8.0 - 9.6 mi

Top 14%
×13story building
+68ft-193ft

Overall

924

Females

276

F35-39

32

9.6M→10M

9.6 - 10.0 mi

Top 5%
×2story building
+0ft-24ft

Overall

316

Females

60

F35-39

6

10M→10.5M

10.0 - 10.5 mi

Top 6%
×6story building
+1ft-73ft

Overall

411

Females

57

F35-39

6

10.5M→12M

10.5 - 12.0 mi

Top 4%
×21story building
+280ft-26ft

Overall

287

Females

51

F35-39

6

12M→Finish

12.0 - 13.1 mi

Top 4%
×7story building
+14ft-89ft

Overall

247

Females

26

F35-39

2

Passing Analysis

Category:
Passed
212*
Passed By
100
Net Change
+112
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#359
2M → 4M3613+23#359#336
4M → 6M3310+23#336#313
6M → 8M824+78#313#235
8M → 9.6M1049-39#235#274
9.6M → 10M110+11#274#263
10M → 10.5M13-2#263#265
10.5M → 12M1521-6#265#271
12M → Finish24*0+24#271#247
TOTALS212*100+112

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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