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SF MARATHON 1ST HALF 2025

Alan Ulloa

San Jose, CA

Bib: 18820 M 23

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
M20-29
#0 / 437
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
11:23/mi
20:36
→ flat
5.34M
10:40/mi
58:16
↑ 80↓ 74
6.15M
10:35/mi
1:06:50
↑ 126
10.54M
10:46/mi
1:54:04
↑ 230↓ 361
11.05M
14:15/mi
2:01:20
↑ 172
Finish· 13.11 mi
10:04/mi
2:22:04
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:5010:52 /mi⚡ faster
2nd Half
1:15:1410:49 /mi+12.6%
Positive split — 12.6% 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
1.81M
20:3611:231.81 mi20:36
11:23
-
5.34M
58:1610:553.53 mi37:40
10:40
-0:43
6.15M
1:06:5010:520.81 mi8:34
10:35
-0:05
10.54M
1:54:0410:494.39 mi47:14
10:46
+0:11
11.05M
2:01:2010:590.51 mi7:16
14:15
+3:29
Finish(13.11 mi)
2:22:0410:502.06 mi20:44
10:04
-4:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:04 /mi

Average Pace

10:50 /mi

Slowest Pace

14:15 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

20:44

15% of race

Time at Steady Pace

1:54:04

80% of race

Time at Slower Pace

7:16

5% of race

Average Pace: 10:50 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi6111358341861113583418
5.34M3.53 mi5064+10473120+463394+2445542892369
6.15M0.81 mi4850+2143019+101382+1235362364327
10.54M4.39 mi4389+4612801+218361+2139282555337
11.05M0.51 mi4272+1172742+59357+433722234297
Finish(13.11 mi)2.06 mi3960+3122565+177342+1525681765253

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 86%
~flat
+4ft-3ft

Overall

6111

Males

3583

M20-24

418

1.81M→5.34M

1.8 - 5.3 mi

Top 64%
×4story building
+80ft-74ft

Overall

4554

Males

2892

M20-24

369

5.34M→6.15M

5.3 - 6.2 mi

Top 50%
×10story building
+126ft-4ft

Overall

3536

Males

2364

M20-24

327

6.15M→10.54M

6.2 - 10.5 mi

Top 55%
×21story building
+230ft-361ft

Overall

3928

Males

2555

M20-24

337

10.54M→11.05M

10.5 - 11.1 mi

Top 47%
×14story building
+172ft-0ft

Overall

3372

Males

2234

M20-24

297

11.05M→Finish

11.1 - 13.1 mi

Top 36%
×7story building
+97ft-114ft

Overall

2568

Males

1765

M20-24

253

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6111
1.81M → 5.34M
111058*+1047
#6111 → #5064
5.34M → 6.15M
2216+214
#5064 → #4850
6.15M → 10.54M
27488*+461
#4850 → #4389
10.54M → 11.05M
18135+117
#4389 → #4272
11.05M → Finish
0312*+312
#4272 → #3960
TOTALS
582209*+2151
#6111 → #3960

* 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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