Justine Jackson

ALAMEDA, CA

Bib: 12585 F 30

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7100
Top 24%
Gender (Female)
#0 / 3107
Top 13%
Division (F30-34)
#0 / 691
Top 11%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
8:57/mi
16:11
→ flat
12 ft elev
5.34M
8:57/mi
47:46
8074
19 ft elev
6.15M
9:33/mi
55:30
1262.8%
149 ft elev
10.54M
9:06/mi
1:35:26
2303610.6%
20 ft elev
11.05M
14:28/mi
1:42:49
1726.4%
213 ft elev
Finish· 13.11 mi
9:13/mi
2:01:48
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
55:309:01 /mi⚡ faster
2nd Half
1:06:189:32 /mi+19.5%
Positive split — 19.5% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:49:5216:118:5716:11
8:57
-
5.34M
5.34 mi07:21:2747:468:5731:35
8:57
0:00
6.15M
6.15 mi07:29:1155:309:017:44
9:33
+0:36
10.54M
10.54 mi08:09:071:35:269:0339:56
9:06
-0:27
11.05M
11.05 mi08:16:301:42:499:187:23
14:28
+5:22
Finish
13.11 mi08:35:292:01:489:1718:59
9:13
-5:15

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

8:57 /mi

Average Pace

9:17 /mi

Slowest Pace

14:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:54:25

94% of race

Time at Slower Pace

7:23

6% of race

Average Pace: 9:17 /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
1.81M
1.81 mi06:49:5216:118:5716:11
8:57
#1868
5.34M
5.34 mi07:21:2747:468:5731:35
8:57
#1776
6.15M
6.15 mi07:29:1155:309:017:44
9:33
#1790
10.54M
10.54 mi08:09:071:35:269:0339:56
9:06
#1704
11.05M
11.05 mi08:16:301:42:499:187:23
14:28
#1826
Finish
13.11 mi08:35:292:01:489:1718:59
9:13
#1735
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.81M1.81 mi1.81 mi186845492186845492
5.34M5.34 mi3.53 mi1776+92419+3584+8174440581
6.15M6.15 mi0.81 mi1790-1441987-3204051097
10.54M10.54 mi4.39 mi1704+86394+2580+7167738477
11.05M11.05 mi0.51 mi1826-122437-4385-535321200282
Finish13.11 mi2.06 mi1735+91411+2679+6144333758

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 26%
~flat
+4ft-3ft

Overall

1868

Females

454

F30-34

93

1.81M→5.34M

1.8 - 5.3 mi

Top 25%
×4story building
+80ft-74ft

Overall

1744

Females

405

F30-34

82

5.34M→6.15M

5.3 - 6.2 mi

Top 29%
×10story building
+126ft-4ft

Overall

2040

Females

510

F30-34

98

6.15M→10.54M

6.2 - 10.5 mi

Top 24%
×21story building
+230ft-361ft

Overall

1677

Females

384

F30-34

78

10.54M→11.05M

10.5 - 11.1 mi

Top 50%
×14story building
+172ft-0ft

Overall

3532

Females

1200

F30-34

283

11.05M→Finish

11.1 - 13.1 mi

Top 20%
×7story building
+97ft-114ft

Overall

1443

Females

337

F30-34

58

Passing Analysis

Category:
Athletes Passed
510*
Passed By
377
Net Change
+133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#1868
1.81M5.34M204112+92#1868#1776
5.34M6.15M3852-14#1776#1790
6.15M10.54M15872+86#1790#1704
10.54M11.05M4126-122#1704#1826
11.05MFinish106*15+91#1826#1735
TOTALS510*377+133

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

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events