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SF MARATHON 2ND HALF 2026

Karan Chahal

Bib: 25832•M•Age: 28

Merced, CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:35
Rank: #2665
Start → 2M
10:47/mi
21:35 split
4M
42:35
Rank: #2642 (+23)
2M → 4M
10:30/mi
21:00 split
6M
1:09:09
Rank: #2632 (+10)
4M → 6M
13:17/mi
26:34 split
8M
1:25:53
Rank: #2615 (+17)
6M → 8M
8:22/mi
16:44 split
10M
1:49:58
Rank: #2656 (-41)
8M → 10M
12:03/mi
24:05 split
12M
2:18:28
Rank: #2814 (-158)
10M → 12M
14:15/mi
28:30 split
Finish· 13.11 mi
2:35:12
Rank: #2930 (-116)
12M → Finish
15:05/mi
16:44 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:09:09
Pace11:32 /mi
2nd Half
Distance7.11 mi
Time1:26:03
Pace12:06 /mi
📊Positive Split: 24.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:15:0721:3510:4721:35
10:47
-
4M
4.00 mi09:36:0742:3510:3921:00
10:30
-0:17
6M
6.00 mi10:02:411:09:0911:3226:34
13:17
+2:47
8M
8.00 mi10:19:251:25:5310:4416:44
8:22
-4:55
10M
10.00 mi10:43:301:49:5811:0024:05
12:03
+3:41
12M
12.00 mi11:12:002:18:2811:3228:30
14:15
+2:12
Finish
13.11 mi11:28:442:35:1211:5016:44
15:05
+0:50

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

8:22 /mi

Average Pace

11:50 /mi

Slowest Pace

15:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:19

38% of race

Time at Steady Pace

24:05

16% of race

Time at Slower Pace

1:11:48

46% of race

Average Pace: 11:50 /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 mi09:15:0721:3510:4721:35
10:47
#2665
4M
4.00 mi09:36:0742:3510:3921:00
10:30
#2642
6M
6.00 mi10:02:411:09:0911:3226:34
13:17
#2632
8M
8.00 mi10:19:251:25:5310:4416:44
8:22
#2615
10M
10.00 mi10:43:301:49:5811:0024:05
12:03
#2656
12M
12.00 mi11:12:002:18:2811:3228:30
14:15
#2814
Finish
13.11 mi11:28:442:35:1211:5016:44
15:05
#2930
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi266516033933268(Top 85%)1828(Top 89%)453(Top 90%)
4M4.00 mi2.00 mi2642+231601+2404-112651(Top 69%)1596(Top 77%)402(Top 80%)
6M6.00 mi2.00 mi2632+101595+6402+22621(Top 68%)1587(Top 77%)396(Top 79%)
8M8.00 mi2.00 mi2615+171586+9396+62558(Top 67%)1553(Top 75%)392(Top 78%)
10M10.00 mi2.00 mi2656-411607-21398-22793(Top 73%)1648(Top 80%)408(Top 81%)
12M12.00 mi2.00 mi2814-1581656-49410-123268(Top 85%)1828(Top 89%)453(Top 90%)
Finish13.11 mi1.11 mi2930-1161702-46421-113518(Top 92%)1919(Top 93%)470(Top 93%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 85%
×9story building
+138ft-68ft

Overall

3268

Males

1828

M25-29

453

2M→4M

2.0 - 4.0 mi

Top 69%
×13story building
+163ft-19ft

Overall

2651

Males

1596

M25-29

402

4M→6M

4.0 - 6.0 mi

Top 68%
×4story building
+55ft-83ft

Overall

2621

Males

1587

M25-29

396

6M→8M

6.0 - 8.0 mi

Top 67%
×10story building
+65ft-151ft

Overall

2558

Males

1553

M25-29

392

8M→10M

8.0 - 10.0 mi

Top 73%
×10story building
+61ft-174ft

Overall

2793

Males

1648

M25-29

408

10M→12M

10.0 - 12.0 mi

Top 85%
×3story building
+41ft-53ft

Overall

3268

Males

1828

M25-29

453

12M→Finish

12.0 - 13.1 mi

Top 92%
×1human
+6ft-6ft

Overall

3518

Males

1919

M25-29

470

Passing Analysis

Category:
Athletes Passed
264*
Passed By
529
Net Change
-265
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2665
2M → 4M126103+23#2665#2642
4M → 6M6353+10#2642#2632
6M → 8M4629+17#2632#2615
8M → 10M18*59-41#2615#2656
10M → 12M4162-158#2656#2814
12M → Finish7*123-116#2814#2930
TOTALS264*529-265

* 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