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SF MARATHON 1ST HALF 2026

Rob Basydlo

West Bloomfield, MI

Bib: 12803 M 59

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 37%
Gender (Male)
#0 / 3619
Top 47%
Masters (Masters Men)
#0 / 1030
Top 37%
Division (M55-59)
#0 / 142
Top 36%
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
10:30/mi
21:01
→ flat
12 ft elev
4M
9:18/mi
39:37
↑ 67↓ 69
10 ft elev
6M
10:18/mi
1:00:13
↑ 1231.1%
126 ft elev
8M
9:39/mi
1:19:32
↑ 166↓ 531.1%
246 ft elev
9.6M
9:39/mi
1:34:59
↑ 68↓ 1931.5%
126 ft elev
10M
16:14/mi
1:41:28
↓ 241.1%
90 ft elev
10.5M
4:32/mi
1:43:44
↓ 732.7%
18 ft elev
12M
13:38/mi
2:04:11
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:30/mi
2:14:43
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:00:1310:02 /mi⚡ faster
2nd Half
1:14:3010:29 /mi+23.7%
Positive split — 23.7% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:56:0021:0110:3021:01
10:30
-
4M
4.00 mi07:14:3639:379:5418:36
9:18
-1:12
6M
6.00 mi07:35:121:00:1310:0220:36
10:18
+1:00
8M
8.00 mi07:54:311:19:329:5619:19
9:39
-0:39
9.6M
9.60 mi08:09:581:34:599:5415:27
9:39
0:00
10M
10.00 mi08:16:271:41:2810:096:29
16:14
+6:35
10.5M
10.50 mi08:18:431:43:449:532:16
4:32
-11:42
12M
12.00 mi08:39:102:04:1110:2120:27
13:38
+9:06
Finish
13.11 mi08:49:422:14:4310:1710:32
9:30
-4:08

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

4:32 /mi

Average Pace

10:17 /mi

Slowest Pace

16:14 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:16

2% of race

Time at Steady Pace

1:45:31

78% of race

Time at Slower Pace

26:56

20% of race

Average Pace: 10:17 /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.

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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 mi06:56:0021:0110:3021:01
10:30
#3933
4M
4.00 mi07:14:3639:379:5418:36
9:18
#2706
6M
6.00 mi07:35:121:00:1310:0220:36
10:18
#2808
8M
8.00 mi07:54:311:19:329:5619:19
9:39
#2567
9.6M
9.60 mi08:09:581:34:599:5415:27
9:39
#2687
10M
10.00 mi08:16:271:41:2810:096:29
16:14
#2543
10.5M
10.50 mi08:18:431:43:449:532:16
4:32
#2520
12M
12.00 mi08:39:102:04:1110:2120:27
13:38
#2468
Finish
13.11 mi08:49:422:14:4310:1710:32
9:30
#2440
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 22%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:45

Segment Time

9:43/mi

Pace

0.90 mi

Distance

Overall

1423

Men

1089

Division

26

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi39332548972436168048
4M4.00 mi2.00 mi2706+12271875+67354+431855137933
6M6.00 mi2.00 mi2808-1021941-6661-73031207770
8M8.00 mi2.00 mi2567+2411823+11857+41956146346
9.6M9.60 mi1.60 mi2687-1201868-4558-13557217869
10M10.00 mi0.40 mi2543+1441783+8556+21379104423
10.5M10.50 mi0.50 mi2520+231767+1655+11937141541
12M12.00 mi1.50 mi2468+521730+3751+42436168048
Finish13.11 mi1.11 mi2440+281712+18512254157041

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 37%
~flat
+5ft-3ft

Overall

2436

Males

1680

M55-59

48

2M→4M

2.0 - 4.0 mi

Top 28%
×4story building
+67ft-69ft

Overall

1855

Males

1379

M55-59

33

4M→6M

4.0 - 6.0 mi

Top 46%
×9story building
+123ft-9ft

Overall

3031

Males

2077

M55-59

70

6M→8M

6.0 - 8.0 mi

Top 30%
×12story building
+166ft-53ft

Overall

1956

Males

1463

M55-59

46

8M→9.6M

8.0 - 9.6 mi

Top 54%
×13story building
+68ft-193ft

Overall

3557

Males

2178

M55-59

69

9.6M→10M

9.6 - 10.0 mi

Top 21%
×2story building
+0ft-24ft

Overall

1379

Males

1044

M55-59

23

10M→10.5M

10.0 - 10.5 mi

Top 29%
×6story building
+1ft-73ft

Overall

1937

Males

1415

M55-59

41

10.5M→12M

10.5 - 12.0 mi

Top 37%
×21story building
+280ft-26ft

Overall

2436

Males

1680

M55-59

48

12M→Finish

12.0 - 13.1 mi

Top 34%
×7story building
+14ft-89ft

Overall

2254

Males

1570

M55-59

41

Passing Analysis

Category:
Athletes Passed
1918*
Passed By
425
Net Change
+1493
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3933
2M → 4M12281+1227#3933#2706
4M → 6M59161-102#2706#2808
6M → 8M273*32+241#2808#2567
8M → 9.6M43163-120#2567#2687
9.6M → 10M1440+144#2687#2543
10M → 10.5M252+23#2543#2520
10.5M → 12M9543+52#2520#2468
12M → Finish51*23+28#2468#2440
TOTALS1918*425+1493

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

Passing Charts

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