Alex Lucaci

Bib: 19122MAge: 19

Castro Valley, CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7100
Top 43%
Gender (Male)
#0 / 3977
M19 & Under
#0 / 90
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
9:19/mi
16:51
→ flat
5.34M
9:56/mi
51:55
8074
6.15M
10:34/mi
1:00:28
1262.8%
10.54M
10:03/mi
1:44:34
2303610.6%
11.05M
12:58/mi
1:51:11
1726.4%
Finish· 13.11 mi
10:48/mi
2:13:25
971140.2%

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time1:00:28
Pace9:50 /mi
2nd Half
Distance6.96 mi
Time1:12:57
Pace10:29 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:01:4116:519:1916:51
9:19
-
5.34M
5.34 mi07:36:4551:559:4335:04
9:56
+0:37
6.15M
6.15 mi07:45:181:00:289:508:33
10:34
+0:38
10.54M
10.54 mi08:29:241:44:349:5544:06
10:03
-0:31
11.05M
11.05 mi08:36:011:51:1110:046:37
12:58
+2:55
Finish
13.11 mi08:58:152:13:2510:1122:14
10:48
-2:10

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

9:19 /mi

Average Pace

10:11 /mi

Slowest Pace

12:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

51:55

39% of race

Time at Steady Pace

1:14:53

56% of race

Time at Slower Pace

6:37

5% of race

Average Pace: 10:11 /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 mi07:01:4116:519:1916:51
9:19
#2526
5.34M
5.34 mi07:36:4551:559:4335:04
9:56
#3071
6.15M
6.15 mi07:45:181:00:289:508:33
10:34
#3104
10.54M
10.54 mi08:29:241:44:349:5544:06
10:03
#3017
11.05M
11.05 mi08:36:011:51:1110:046:37
12:58
#2963
Finish
13.11 mi08:58:152:13:2510:1122:14
10:48
#3035
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
1.81M1.81 mi1.81 mi25261816542526(Top 36%)1816(Top 46%)54(Top 60%)
5.34M5.34 mi3.53 mi3071-5452119-30361-73331(Top 47%)2262(Top 57%)65(Top 72%)
6.15M6.15 mi0.81 mi3104-332132-1362-13474(Top 49%)2333(Top 59%)68(Top 76%)
10.54M10.54 mi4.39 mi3017+872079+5358+43006(Top 42%)2059(Top 52%)55(Top 61%)
11.05M11.05 mi0.51 mi2963+542043+3657+12454(Top 35%)1731(Top 44%)52(Top 58%)
Finish13.11 mi2.06 mi3035-722071-2858-13571(Top 50%)2287(Top 58%)59(Top 66%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 36%
~flat
+4ft-3ft

Overall

2526

Males

1816

M15-19

49

1.81M→5.34M

1.8 - 5.3 mi

Top 47%
×4story building
+80ft-74ft

Overall

3331

Males

2262

M15-19

58

5.34M→6.15M

5.3 - 6.2 mi

Top 49%
×10story building
+126ft-4ft

Overall

3474

Males

2333

M15-19

62

6.15M→10.54M

6.2 - 10.5 mi

Top 42%
×21story building
+230ft-361ft

Overall

3006

Males

2059

M15-19

50

10.54M→11.05M

10.5 - 11.1 mi

Top 35%
×14story building
+172ft-0ft

Overall

2454

Males

1731

M15-19

47

11.05M→Finish

11.1 - 13.1 mi

Top 50%
×7story building
+97ft-114ft

Overall

3571

Males

2287

M15-19

52

Passing Analysis

Category:
Athletes Passed
418*
Passed By
927
Net Change
-509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#2526
1.81M5.34M70*615-545#2526#3071
5.34M6.15M2558-33#3071#3104
6.15M10.54M198*111+87#3104#3017
10.54M11.05M8228+54#3017#2963
11.05MFinish43*115-72#2963#3035
TOTALS418*927-509

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

📊

Passing Visuals

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