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SF MARATHON 1ST HALF 2026

Glenn Block

Bib: 17876•M•Age: 54

San Francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M50-54)
#0 / 196
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:51
Rank: #4593
Start → 2M
21:51 | 10:55/mi
4M
45:59
Rank: #5152 (-559)
2M → 4M
24:08 | 12:04/mi
6M
1:10:56
Rank: #5284 (-132)
4M → 6M
24:57 | 12:28/mi
8M
1:36:03
Rank: #5221 (+63)
6M → 8M
25:07 | 12:33/mi
9.6M
1:56:08
Rank: #5491 (-270)
8M → 9.6M
20:05 | 12:33/mi
10M
2:06:06
Rank: #5527 (-36)
9.6M → 10M
9:58 | 24:57/mi
10.5M
2:09:09
Rank: #5522 (+5)
10M → 10.5M
3:03 | 6:06/mi
12M
2:36:48
Rank: #5613 (-91)
10.5M → 12M
27:39 | 18:26/mi
Finish· 13.11 mi
2:50:34
Rank: #5581 (+32)
12M → Finish
13:46 | 12:25/mi

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:10:56
Pace11:49 /mi
2nd Half
Distance7.11 mi
Time1:39:38
Pace14:01 /mi
📊Positive Split: 40.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:5721:5110:5521:51
10:55
-
4M
4.00 mi07:32:0545:5911:3024:08
12:04
+1:09
6M
6.00 mi07:57:021:10:5611:4924:57
12:28
+0:24
8M
8.00 mi08:22:091:36:0312:0025:07
12:33
+0:05
9.6M
9.60 mi08:42:141:56:0812:0620:05
12:33
0:00
10M
10.00 mi08:52:122:06:0612:379:58
24:57
+12:24
10.5M
10.50 mi08:55:152:09:0912:183:03
6:06
-18:51
12M
12.00 mi09:22:542:36:4813:0427:39
18:26
+12:20
Finish
13.11 mi09:36:402:50:3413:0113:46
12:25
-6:01

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

6:06 /mi

Average Pace

13:01 /mi

Slowest Pace

24:57 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03

2% of race

Time at Steady Pace

2:09:54

76% of race

Time at Slower Pace

37:37

22% of race

Average Pace: 13:01 /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 mi07:07:5721:5110:5521:51
10:55
#4593
4M
4.00 mi07:32:0545:5911:3024:08
12:04
#5152
6M
6.00 mi07:57:021:10:5611:4924:57
12:28
#5284
8M
8.00 mi08:22:091:36:0312:0025:07
12:33
#5221
9.6M
9.60 mi08:42:141:56:0812:0620:05
12:33
#5491
10M
10.00 mi08:52:122:06:0612:379:58
24:57
#5527
10.5M
10.50 mi08:55:152:09:0912:183:03
6:06
#5522
12M
12.00 mi09:22:542:36:4813:0427:39
18:26
#5613
Finish
13.11 mi09:36:402:50:3413:0113:46
12:25
#5581
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 84%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:01

Segment Time

14:28/mi

Pace

0.90 mi

Distance

Overall

5541

Men

3185

Division

163

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
2M2.00 mi2.00 mi459328681485665(Top 86%)3216(Top 89%)163(Top 83%)
4M4.00 mi2.00 mi5152-5593107-239160-125482(Top 83%)3234(Top 89%)168(Top 86%)
6M6.00 mi2.00 mi5284-1323168-61161-15495(Top 84%)3247(Top 90%)161(Top 82%)
8M8.00 mi2.00 mi5221+633149+19159+25078(Top 77%)3095(Top 86%)152(Top 78%)
9.6M9.60 mi1.60 mi5491-2703244-95163-46125(Top 93%)3436(Top 95%)178(Top 91%)
10M10.00 mi0.40 mi5527-363252-81635609(Top 85%)3198(Top 88%)166(Top 85%)
10.5M10.50 mi0.50 mi5522+53251+1164-15494(Top 84%)3173(Top 88%)160(Top 82%)
12M12.00 mi1.50 mi5613-913271-20165-15665(Top 86%)3216(Top 89%)163(Top 83%)
Finish13.11 mi1.11 mi5581+323250+21163+25215(Top 79%)2997(Top 83%)153(Top 78%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 86%
~flat
+5ft-3ft

Overall

5665

Males

3216

M50-54

163

2M→4M

2.0 - 4.0 mi

Top 83%
×4stories
+67ft-69ft

Overall

5482

Males

3234

M50-54

168

4M→6M

4.0 - 6.0 mi

Top 84%
×9stories
+123ft-9ft

Overall

5495

Males

3247

M50-54

161

6M→8M

6.0 - 8.0 mi

Top 77%
×12stories
+166ft-53ft

Overall

5078

Males

3095

M50-54

152

8M→9.6M

8.0 - 9.6 mi

Top 93%
×13stories
+68ft-193ft

Overall

6125

Males

3436

M50-54

178

9.6M→10M

9.6 - 10.0 mi

Top 85%
×2stories
+0ft-24ft

Overall

5609

Males

3198

M50-54

166

10M→10.5M

10.0 - 10.5 mi

Top 84%
×6stories
+1ft-73ft

Overall

5494

Males

3173

M50-54

160

10.5M→12M

10.5 - 12.0 mi

Top 86%
×21stories
+280ft-26ft

Overall

5665

Males

3216

M50-54

163

12M→Finish

12.0 - 13.1 mi

Top 79%
×7stories
+14ft-89ft

Overall

5215

Males

2997

M50-54

153

Passing Analysis

Category:
Athletes Passed
412*
Passed By
1400
Net Change
-988
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4593
2M → 4M41600-559#4593#5152
4M → 6M75*207-132#5152#5284
6M → 8M152*89+63#5284#5221
8M → 9.6M9279-270#5221#5491
9.6M → 10M2359-36#5491#5527
10M → 10.5M138+5#5527#5522
10.5M → 12M34*125-91#5522#5613
12M → Finish65*33+32#5613#5581
TOTALS412*1400-988

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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