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SF MARATHON 1ST HALF 2026

Ronel Boston

Bib: 14971•M•Age: 59

Hercules, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M55-59)
#0 / 142
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:41/mi
21:23
→ flat
4M
10:59/mi
43:20
↑ 67↓ 69
6M
11:14/mi
1:05:48
↑ 1231.1%
8M
11:25/mi
1:28:37
↑ 166↓ 531.1%
9.6M
11:25/mi
1:46:53
↑ 68↓ 1931.5%
10M
28:19/mi
1:58:12
↓ 241.1%
10.5M
5:54/mi
2:01:09
↓ 732.7%
12M
19:01/mi
2:29:41
↑ 2803.2%
Finish· 13.11 mi
12:19/mi
2:43:21
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:05:48
Pace10:58 /mi
2nd Half
Distance7.11 mi
Time1:37:33
Pace13:43 /mi
📊Positive Split: 48.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:07:4521:2310:4121:23
10:41
-
4M
4.00 mi07:29:4243:2010:5021:57
10:59
+0:18
6M
6.00 mi07:52:101:05:4810:5822:28
11:14
+0:15
8M
8.00 mi08:14:591:28:3711:0522:49
11:25
+0:11
9.6M
9.60 mi08:33:151:46:5311:0818:16
11:25
0:00
10M
10.00 mi08:44:341:58:1211:4911:19
28:19
+16:54
10.5M
10.50 mi08:47:312:01:0911:322:57
5:54
-22:25
12M
12.00 mi09:16:032:29:4112:2828:32
19:01
+13:07
Finish
13.11 mi09:29:432:43:2112:2813:40
12:19
-6:42

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

5:54 /mi

Average Pace

12:28 /mi

Slowest Pace

28:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57

2% of race

Time at Steady Pace

2:00:33

74% of race

Time at Slower Pace

39:51

24% of race

Average Pace: 12:28 /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 mi07:07:4521:2310:4121:23
10:41
#4221
4M
4.00 mi07:29:4243:2010:5021:57
10:59
#4176
6M
6.00 mi07:52:101:05:4810:5822:28
11:14
#4150
8M
8.00 mi08:14:591:28:3711:0522:49
11:25
#4058
9.6M
9.60 mi08:33:151:46:5311:0818:16
11:25
#4346
10M
10.00 mi08:44:341:58:1211:4911:19
28:19
#4699
10.5M
10.50 mi08:47:312:01:0911:322:57
5:54
#4717
12M
12.00 mi09:16:032:29:4112:2828:32
19:01
#5015
Finish
13.11 mi09:29:432:43:2112:2813:40
12:19
#5004
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 92%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:16

Segment Time

15:51/mi

Pace

0.90 mi

Distance

Overall

6037

Men

3381

Division

130

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi422126891015875(Top 89%)3309(Top 91%)130(Top 92%)
4M4.00 mi2.00 mi4176+452667+2297+44179(Top 64%)2663(Top 74%)91(Top 64%)
6M6.00 mi2.00 mi4150+262657+1095+24161(Top 63%)2647(Top 73%)90(Top 63%)
8M8.00 mi2.00 mi4058+922633+2493+23982(Top 61%)2582(Top 71%)95(Top 67%)
9.6M9.60 mi1.60 mi4346-2882739-106100-75394(Top 82%)3105(Top 86%)118(Top 83%)
10M10.00 mi0.40 mi4699-3532904-165103-36216(Top 95%)3447(Top 95%)134(Top 94%)
10.5M10.50 mi0.50 mi4717-182912-8105-25195(Top 79%)3054(Top 84%)114(Top 80%)
12M12.00 mi1.50 mi5015-2983025-113110-55875(Top 89%)3309(Top 91%)130(Top 92%)
Finish13.11 mi1.11 mi5004+113012+131105143(Top 78%)2965(Top 82%)114(Top 80%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 89%
~flat
+5ft-3ft

Overall

5875

Males

3309

M55-59

130

2M→4M

2.0 - 4.0 mi

Top 64%
×4story building
+67ft-69ft

Overall

4179

Males

2663

M55-59

92

4M→6M

4.0 - 6.0 mi

Top 63%
×9story building
+123ft-9ft

Overall

4161

Males

2647

M55-59

90

6M→8M

6.0 - 8.0 mi

Top 61%
×12story building
+166ft-53ft

Overall

3982

Males

2582

M55-59

95

8M→9.6M

8.0 - 9.6 mi

Top 82%
×13story building
+68ft-193ft

Overall

5394

Males

3105

M55-59

118

9.6M→10M

9.6 - 10.0 mi

Top 95%
×2story building
+0ft-24ft

Overall

6216

Males

3447

M55-59

134

10M→10.5M

10.0 - 10.5 mi

Top 79%
×6story building
+1ft-73ft

Overall

5195

Males

3054

M55-59

114

10.5M→12M

10.5 - 12.0 mi

Top 89%
×21story building
+280ft-26ft

Overall

5875

Males

3309

M55-59

130

12M→Finish

12.0 - 13.1 mi

Top 78%
×7story building
+14ft-89ft

Overall

5143

Males

2965

M55-59

114

Passing Analysis

Category:
Athletes Passed
644*
Passed By
1427
Net Change
-783
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4221
2M → 4M206161+45#4221#4176
4M → 6M132*106+26#4176#4150
6M → 8M200*108+92#4150#4058
8M → 9.6M16304-288#4058#4346
9.6M → 10M5358-353#4346#4699
10M → 10.5M725-18#4699#4717
10.5M → 12M20*318-298#4717#5015
12M → Finish58*47+11#5015#5004
TOTALS644*1427-783

* 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