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SF MARATHON 1ST HALF 2026

Rahul Chunduru

San Jose, CA

Bib: 19253 M 27

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:52/mi
21:44
→ flat
12 ft elev
4M
10:41/mi
43:05
↑ 67↓ 69
10 ft elev
6M
10:34/mi
1:04:14
↑ 1231.1%
126 ft elev
8M
12:19/mi
1:28:53
↑ 166↓ 531.1%
246 ft elev
9.6M
8:29/mi
1:42:27
↑ 68↓ 1931.5%
126 ft elev
10M
20:16/mi
1:50:33
↓ 241.1%
90 ft elev
10.5M
5:36/mi
1:53:21
↓ 732.7%
18 ft elev
12M
14:57/mi
2:15:46
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:49/mi
2:26:39
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:14
Pace10:42 /mi
2nd Half
Distance7.11 mi
Time1:22:25
Pace11:36 /mi
📊Positive Split: 28.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:4721:4410:5221:44
10:52
-
4M
4.00 mi07:33:0843:0510:4621:21
10:41
-0:11
6M
6.00 mi07:54:171:04:1410:4221:09
10:34
-0:07
8M
8.00 mi08:18:561:28:5311:0724:39
12:19
+1:45
9.6M
9.60 mi08:32:301:42:2710:4013:34
8:29
-3:50
10M
10.00 mi08:40:361:50:3311:038:06
20:16
+11:47
10.5M
10.50 mi08:43:241:53:2110:482:48
5:36
-14:40
12M
12.00 mi09:05:492:15:4611:1922:25
14:57
+9:21
Finish
13.11 mi09:16:422:26:3911:1110:53
9:49
-5:08

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

5:36 /mi

Average Pace

11:11 /mi

Slowest Pace

20:16 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:22

11% of race

Time at Steady Pace

1:39:46

68% of race

Time at Slower Pace

30:31

21% of race

Average Pace: 11:11 /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
2M
2.00 mi07:11:4721:4410:5221:44
10:52
#4509
4M
4.00 mi07:33:0843:0510:4621:21
10:41
#4089
6M
6.00 mi07:54:171:04:1410:4221:09
10:34
#3794
8M
8.00 mi08:18:561:28:5311:0724:39
12:19
#4103
9.6M
9.60 mi08:32:301:42:2710:4013:34
8:29
#3716
10M
10.00 mi08:40:361:50:3311:038:06
20:16
#3693
10.5M
10.50 mi08:43:241:53:2110:482:48
5:36
#3709
12M
12.00 mi09:05:492:15:4611:1922:25
14:57
#3649
Finish
13.11 mi09:16:422:26:3911:1110:53
9:49
#3544
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 57%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:54

Segment Time

12:07/mi

Pace

0.90 mi

Distance

Overall

3755

Men

2394

Division

551

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi450928276383505(Top 53%)2220(Top 61%)520(Top 65%)
4M4.00 mi2.00 mi4089+4202628+199597+413803(Top 58%)2475(Top 68%)572(Top 72%)
6M6.00 mi2.00 mi3794+2952472+156572+253425(Top 52%)2281(Top 63%)546(Top 69%)
8M8.00 mi2.00 mi4103-3092654-182609-374885(Top 74%)3022(Top 84%)681(Top 86%)
9.6M9.60 mi1.60 mi3716+3872428+226574+352099(Top 32%)1381(Top 38%)329(Top 41%)
10M10.00 mi0.40 mi3693+232418+10569+53615(Top 55%)2298(Top 63%)526(Top 66%)
10.5M10.50 mi0.50 mi3709-162427-95694614(Top 70%)2812(Top 78%)642(Top 81%)
12M12.00 mi1.50 mi3649+602384+43556+133505(Top 53%)2220(Top 61%)520(Top 65%)
Finish13.11 mi1.11 mi3544+1052324+60546+102634(Top 40%)1785(Top 49%)429(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 53%
~flat
+5ft-3ft

Overall

3505

Males

2220

M25-29

521

2M→4M

2.0 - 4.0 mi

Top 58%
×4story building
+67ft-69ft

Overall

3803

Males

2475

M25-29

573

4M→6M

4.0 - 6.0 mi

Top 52%
×9story building
+123ft-9ft

Overall

3425

Males

2281

M25-29

547

6M→8M

6.0 - 8.0 mi

Top 74%
×12story building
+166ft-53ft

Overall

4885

Males

3022

M25-29

682

8M→9.6M

8.0 - 9.6 mi

Top 32%
×13story building
+68ft-193ft

Overall

2099

Males

1381

M25-29

329

9.6M→10M

9.6 - 10.0 mi

Top 55%
×2story building
+0ft-24ft

Overall

3615

Males

2298

M25-29

527

10M→10.5M

10.0 - 10.5 mi

Top 70%
×6story building
+1ft-73ft

Overall

4614

Males

2812

M25-29

643

10.5M→12M

10.5 - 12.0 mi

Top 53%
×21story building
+280ft-26ft

Overall

3505

Males

2220

M25-29

521

12M→Finish

12.0 - 13.1 mi

Top 40%
×7story building
+14ft-89ft

Overall

2634

Males

1785

M25-29

429

Passing Analysis

Category:
Athletes Passed
1500*
Passed By
535
Net Change
+965
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4509
2M → 4M45434+420#4509#4089
4M → 6M314*19+295#4089#3794
6M → 8M50*359-309#3794#4103
8M → 9.6M39811+387#4103#3716
9.6M → 10M4926+23#3716#3693
10M → 10.5M521-16#3693#3709
10.5M → 12M117*57+60#3709#3649
12M → Finish113*8+105#3649#3544
TOTALS1500*535+965

* 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

Race Place Events

Race Place Events