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SF MARATHON 2ND HALF 2026

Terra Jerpbak

Rescue, CA

Bib: 24521 F 28

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 46%
Gender (Female)
#0 / 1760
Top 34%
Division (F25-29)
#0 / 495
Top 35%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
10:12/mi
20:25
↑ 138↓ 680.7%
122 ft elev
4M
9:28/mi
39:21
↑ 1631.4%
280 ft elev
6M
12:34/mi
1:04:30
↑ 55↓ 830.3%
247 ft elev
8M
7:37/mi
1:19:45
↑ 65↓ 1510.8%
143 ft elev
10M
9:58/mi
1:39:40
↑ 61↓ 1741.1%
25 ft elev
12M
10:24/mi
2:00:29
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
9:06/mi
2:10:35
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:30
Pace10:45 /mi
2nd Half
Distance7.11 mi
Time1:06:05
Pace9:18 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:00:5620:2510:1220:25
10:12
-
4M
4.00 mi09:19:5239:219:5018:56
9:28
-0:44
6M
6.00 mi09:45:011:04:3010:4525:09
12:34
+3:06
8M
8.00 mi10:00:161:19:459:5815:15
7:37
-4:57
10M
10.00 mi10:20:111:39:409:5819:55
9:58
+2:21
12M
12.00 mi10:41:002:00:2910:0220:49
10:24
+0:26
Finish
13.11 mi10:51:062:10:359:5810:06
9:06
-1:18

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

7:37 /mi

Average Pace

9:58 /mi

Slowest Pace

12:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:21

19% of race

Time at Steady Pace

1:20:05

61% of race

Time at Slower Pace

25:09

19% of race

Average Pace: 9:58 /mi

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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 mi09:00:5620:2510:1220:25
10:12
#2191
4M
4.00 mi09:19:5239:219:5018:56
9:28
#2047
6M
6.00 mi09:45:011:04:3010:4525:09
12:34
#2107
8M
8.00 mi10:00:161:19:459:5815:15
7:37
#2057
10M
10.00 mi10:20:111:39:409:5819:55
9:58
#1926
12M
12.00 mi10:41:002:00:2910:0220:49
10:24
#1849
Finish
13.11 mi10:51:062:10:359:5810:06
9:06
#1773
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi21917902201599(Top 42%)547(Top 31%)156(Top 32%)
4M4.00 mi2.00 mi2047+144715+75205+151974(Top 51%)685(Top 39%)192(Top 39%)
6M6.00 mi2.00 mi2107-60741-26212-72207(Top 57%)794(Top 45%)234(Top 47%)
8M8.00 mi2.00 mi2057+50711+30201+111909(Top 50%)648(Top 37%)187(Top 38%)
10M10.00 mi2.00 mi1926+131650+61187+141575(Top 41%)512(Top 29%)144(Top 29%)
12M12.00 mi2.00 mi1849+77627+23181+61599(Top 42%)547(Top 31%)156(Top 32%)
Finish13.11 mi1.11 mi1773+76599+28171+101034(Top 27%)305(Top 17%)86(Top 17%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 42%
×9story building
+138ft-68ft

Overall

1599

Females

547

F25-29

157

2M→4M

2.0 - 4.0 mi

Top 51%
×13story building
+163ft-19ft

Overall

1974

Females

685

F25-29

192

4M→6M

4.0 - 6.0 mi

Top 57%
×4story building
+55ft-83ft

Overall

2207

Females

794

F25-29

235

6M→8M

6.0 - 8.0 mi

Top 50%
×10story building
+65ft-151ft

Overall

1909

Females

648

F25-29

187

8M→10M

8.0 - 10.0 mi

Top 41%
×10story building
+61ft-174ft

Overall

1575

Females

512

F25-29

145

10M→12M

10.0 - 12.0 mi

Top 42%
×3story building
+41ft-53ft

Overall

1599

Females

547

F25-29

157

12M→Finish

12.0 - 13.1 mi

Top 27%
×1human
+6ft-6ft

Overall

1034

Females

305

F25-29

86

Passing Analysis

Category:
Athletes Passed
566*
Passed By
148
Net Change
+418
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2191
2M → 4M17127+144#2191#2047
4M → 6M3393-60#2047#2107
6M → 8M577+50#2107#2057
8M → 10M139*8+131#2057#1926
10M → 12M8710+77#1926#1849
12M → Finish79*3+76#1849#1773
TOTALS566*148+418

* 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