Christopher Ahn

San Ramon, CA

Bib: 18723 M 42

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 19%
Gender (Male)
#0 / 3619
Top 27%
Masters (Masters Men)
#0 / 1030
Top 18%
Division (M40-44)
#0 / 319
Top 23%
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
9:16/mi
18:32
→ flat
12 ft elev
4M
8:55/mi
36:21
6769
10 ft elev
6M
8:51/mi
54:03
1231.1%
126 ft elev
8M
10:34/mi
1:15:11
166531.1%
246 ft elev
9.6M
6:52/mi
1:26:11
681931.5%
126 ft elev
10M
15:41/mi
1:32:27
241.1%
90 ft elev
10.5M
4:18/mi
1:34:36
732.7%
18 ft elev
12M
11:20/mi
1:51:36
2803.2%
272 ft elev
Finish· 13.11 mi
8:09/mi
2:00:38
14891.3%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time54:03
Pace9:01 /mi
2nd Half
Distance7.11 mi
Time1:06:35
Pace9:22 /mi
📊Positive Split: 23.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:05:2318:329:1618:32
9:16
-
4M
4.00 mi07:23:1236:219:0517:49
8:55
-0:21
6M
6.00 mi07:40:5454:039:0117:42
8:51
-0:04
8M
8.00 mi08:02:021:15:119:2421:08
10:34
+1:43
9.6M
9.60 mi08:13:021:26:118:5911:00
6:52
-3:42
10M
10.00 mi08:19:181:32:279:156:16
15:41
+8:49
10.5M
10.50 mi08:21:271:34:369:012:09
4:18
-11:23
12M
12.00 mi08:38:271:51:369:1817:00
11:20
+7:02
Finish
13.11 mi08:47:292:00:389:129:02
8:09
-3:11

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

4:18 /mi

Average Pace

9:12 /mi

Slowest Pace

15:41 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:09

11% of race

Time at Steady Pace

1:03:05

52% of race

Time at Slower Pace

44:24

37% of race

Average Pace: 9:12 /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 mi07:05:2318:329:1618:32
9:16
#1882
4M
4.00 mi07:23:1236:219:0517:49
8:55
#1577
6M
6.00 mi07:40:5454:039:0117:42
8:51
#1463
8M
8.00 mi08:02:021:15:119:2421:08
10:34
#1851
9.6M
9.60 mi08:13:021:26:118:5911:00
6:52
#1535
10M
10.00 mi08:19:181:32:279:156:16
15:41
#1490
10.5M
10.50 mi08:21:271:34:369:012:09
4:18
#1483
12M
12.00 mi08:38:271:51:369:1817:00
11:20
#1309
Finish
13.11 mi08:47:292:00:389:129:02
8:09
#1223
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 16%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:25

Segment Time

9:21/mi

Pace

0.90 mi

Distance

Overall

1048

Men

829

Division

61

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi18821395109812(Top 12%)640(Top 18%)55(Top 17%)
4M4.00 mi2.00 mi1577+3051206+18993+161289(Top 20%)1013(Top 28%)77(Top 24%)
6M6.00 mi2.00 mi1463+1141141+6586+71245(Top 19%)989(Top 27%)71(Top 22%)
8M8.00 mi2.00 mi1851-3881396-255113-273065(Top 47%)2104(Top 58%)172(Top 54%)
9.6M9.60 mi1.60 mi1535+3161187+20988+25588(Top 9%)437(Top 12%)27(Top 8%)
10M10.00 mi0.40 mi1490+451154+3386+21063(Top 16%)816(Top 23%)61(Top 19%)
10.5M10.50 mi0.50 mi1483+71150+4861302(Top 20%)1020(Top 28%)80(Top 25%)
12M12.00 mi1.50 mi1309+1741027+12375+11812(Top 12%)640(Top 18%)55(Top 17%)
Finish13.11 mi1.11 mi1223+86971+5674+1724(Top 11%)594(Top 16%)50(Top 16%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
~flat
+5ft-3ft

Overall

812

Males

640

M40-44

55

2M→4M

2.0 - 4.0 mi

Top 20%
×4story building
+67ft-69ft

Overall

1289

Males

1013

M40-44

77

4M→6M

4.0 - 6.0 mi

Top 19%
×9story building
+123ft-9ft

Overall

1245

Males

989

M40-44

71

6M→8M

6.0 - 8.0 mi

Top 47%
×12story building
+166ft-53ft

Overall

3065

Males

2104

M40-44

172

8M→9.6M

8.0 - 9.6 mi

Top 9%
×13story building
+68ft-193ft

Overall

588

Males

437

M40-44

27

9.6M→10M

9.6 - 10.0 mi

Top 16%
×2story building
+0ft-24ft

Overall

1063

Males

816

M40-44

61

10M→10.5M

10.0 - 10.5 mi

Top 20%
×6story building
+1ft-73ft

Overall

1302

Males

1020

M40-44

80

10.5M→12M

10.5 - 12.0 mi

Top 12%
×21story building
+280ft-26ft

Overall

812

Males

640

M40-44

55

12M→Finish

12.0 - 13.1 mi

Top 11%
×7story building
+14ft-89ft

Overall

724

Males

594

M40-44

50

Passing Analysis

Category:
Athletes Passed
1121*
Passed By
462
Net Change
+659
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1882
2M4M3116+305#1882#1577
4M6M13622+114#1577#1463
6M8M13401-388#1463#1851
8M9.6M3204+316#1851#1535
9.6M10M538+45#1535#1490
10M10.5M125+7#1490#1483
10.5M12M18915+174#1483#1309
12MFinish87*1+86#1309#1223
TOTALS1121*462+659

* 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