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SF MARATHON 2ND HALF 2026

Riley Krook

Bib: 24384•M•Age: 29

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 46%
Gender (Male)
#0 / 2065
Division (M25-29)
#0 / 503
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:37/mi
19:15
↑ 138↓ 680.7%
4M
9:12/mi
37:38
↑ 1631.4%
6M
11:50/mi
1:01:18
↑ 55↓ 830.3%
8M
7:32/mi
1:16:22
↑ 65↓ 1510.8%
10M
10:18/mi
1:36:57
↑ 61↓ 1741.1%
12M
10:55/mi
1:58:48
↑ 41↓ 530.1%
Finish· 13.11 mi
10:37/mi
2:10:35
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:01:18
Pace10:13 /mi
2nd Half
Distance7.11 mi
Time1:09:17
Pace9:45 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:03:3219:159:3719:15
9:37
-
4M
4.00 mi09:21:5537:389:2518:23
9:12
-0:25
6M
6.00 mi09:45:351:01:1810:1323:40
11:50
+2:38
8M
8.00 mi10:00:391:16:229:3315:04
7:32
-4:18
10M
10.00 mi10:21:141:36:579:4220:35
10:18
+2:46
12M
12.00 mi10:43:051:58:489:5421:51
10:55
+0:37
Finish
13.11 mi10:54:522:10:359:5811:47
10:37
-0:18

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

7:32 /mi

Average Pace

9:58 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

52:42

40% of race

Time at Steady Pace

54:13

42% of race

Time at Slower Pace

23:40

18% of race

Average Pace: 9:58 /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
2M
2.00 mi09:03:3219:159:3719:15
9:37
#1705
4M
4.00 mi09:21:5537:389:2518:23
9:12
#1735
6M
6.00 mi09:45:351:01:1810:1323:40
11:50
#1731
8M
8.00 mi10:00:391:16:229:3315:04
7:32
#1743
10M
10.00 mi10:21:141:36:579:4220:35
10:18
#1737
12M
12.00 mi10:43:051:58:489:5421:51
10:55
#1758
Finish
13.11 mi10:54:522:10:359:5811:47
10:37
#1774
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi170511532891869(Top 49%)1196(Top 58%)308(Top 61%)
4M4.00 mi2.00 mi1735-301165-12291-21770(Top 46%)1171(Top 57%)296(Top 59%)
6M6.00 mi2.00 mi1731+41161+4297-61760(Top 46%)1176(Top 57%)305(Top 61%)
8M8.00 mi2.00 mi1743-121168-7303-61820(Top 47%)1206(Top 58%)309(Top 61%)
10M10.00 mi2.00 mi1737+61159+9304-11794(Top 47%)1176(Top 57%)303(Top 60%)
12M12.00 mi2.00 mi1758-211162-3302+21869(Top 49%)1196(Top 58%)308(Top 61%)
Finish13.11 mi1.11 mi1774-161165-3301+11936(Top 50%)1215(Top 59%)312(Top 62%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 49%
×9story building
+138ft-68ft

Overall

1869

Males

1196

M25-29

308

2M→4M

2.0 - 4.0 mi

Top 46%
×13story building
+163ft-19ft

Overall

1770

Males

1171

M25-29

296

4M→6M

4.0 - 6.0 mi

Top 46%
×4story building
+55ft-83ft

Overall

1760

Males

1176

M25-29

305

6M→8M

6.0 - 8.0 mi

Top 47%
×10story building
+65ft-151ft

Overall

1820

Males

1206

M25-29

309

8M→10M

8.0 - 10.0 mi

Top 47%
×10story building
+61ft-174ft

Overall

1794

Males

1176

M25-29

303

10M→12M

10.0 - 12.0 mi

Top 49%
×3story building
+41ft-53ft

Overall

1869

Males

1196

M25-29

308

12M→Finish

12.0 - 13.1 mi

Top 50%
×1human
+6ft-6ft

Overall

1936

Males

1215

M25-29

312

Passing Analysis

Category:
Athletes Passed
243*
Passed By
312
Net Change
-69
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1705
2M → 4M80110-30#1705#1735
4M → 6M5551+4#1735#1731
6M → 8M2436-12#1731#1743
8M → 10M37*31+6#1743#1737
10M → 12M3051-21#1737#1758
12M → Finish17*33-16#1758#1774
TOTALS243*312-69

* 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