Alessandro Sironi

Bib: 19600MAge: 26

Dervio

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 6%
Gender (Male)
#0 / 3619
Top 9%
Division (M25-29)
#0 / 796
Top 10%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
14:12
Rank: #135
Start2M
7:06/mi
14:12 split
4M
29:29
Rank: #174 (-39)
2M4M
7:39/mi
15:17 split
6M
45:10
Rank: #219 (-45)
4M6M
7:50/mi
15:41 split
8M
1:00:54
Rank: #228 (-9)
6M8M
7:52/mi
15:44 split
9.6M
1:13:29
Rank: #331 (-103)
8M9.6M
7:52/mi
12:35 split
10M
1:19:09
Rank: #325 (+6)
9.6M10M
14:11/mi
5:40 split
10.5M
1:21:04
Rank: #323 (+2)
10M10.5M
3:50/mi
1:55 split
12M
1:37:48
Rank: #355 (-32)
10.5M12M
11:09/mi
16:44 split
Finish· 13.11 mi
1:47:00
Rank: #365 (-10)
12MFinish
8:18/mi
9:12 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time45:10
Pace7:32 /mi
2nd Half
Distance7.11 mi
Time1:01:50
Pace8:42 /mi
📊Positive Split: 36.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:44:3814:127:0614:12
7:06
-
4M
4.00 mi06:59:5529:297:2215:17
7:39
+0:33
6M
6.00 mi07:15:3645:107:3215:41
7:50
+0:11
8M
8.00 mi07:31:201:00:547:3715:44
7:52
+0:02
9.6M
9.60 mi07:43:551:13:297:3912:35
7:52
0:00
10M
10.00 mi07:49:351:19:097:555:40
14:11
+6:19
10.5M
10.50 mi07:51:301:21:047:431:55
3:50
-10:21
12M
12.00 mi08:08:141:37:488:0916:44
11:09
+7:19
Finish
13.11 mi08:17:261:47:008:109:12
8:18
-2:51

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

3:50 /mi

Average Pace

8:10 /mi

Slowest Pace

14:11 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55

2% of race

Time at Steady Pace

1:22:41

77% of race

Time at Slower Pace

22:24

21% of race

Average Pace: 8:10 /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 mi06:44:3814:127:0614:12
7:06
#135
4M
4.00 mi06:59:5529:297:2215:17
7:39
#174
6M
6.00 mi07:15:3645:107:3215:41
7:50
#219
8M
8.00 mi07:31:201:00:547:3715:44
7:52
#228
9.6M
9.60 mi07:43:551:13:297:3912:35
7:52
#331
10M
10.00 mi07:49:351:19:097:555:40
14:11
#325
10.5M
10.50 mi07:51:301:21:047:431:55
3:50
#323
12M
12.00 mi08:08:141:37:488:0916:44
11:09
#355
Finish
13.11 mi08:17:261:47:008:109:12
8:18
#365
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 6%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:35

Segment Time

8:26/mi

Pace

0.90 mi

Distance

Overall

369

Men

316

Division

83

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi13512536672(Top 10%)540(Top 15%)125(Top 16%)
4M4.00 mi2.00 mi174-39158-3340-4261(Top 4%)226(Top 6%)56(Top 7%)
6M6.00 mi2.00 mi219-45193-3549-9379(Top 6%)323(Top 9%)71(Top 9%)
8M8.00 mi2.00 mi228-9202-955-6379(Top 6%)329(Top 9%)82(Top 10%)
9.6M9.60 mi1.60 mi331-103284-8269-141399(Top 21%)928(Top 26%)219(Top 28%)
10M10.00 mi0.40 mi325+6279+568+1436(Top 7%)351(Top 10%)88(Top 11%)
10.5M10.50 mi0.50 mi323+2277+268381(Top 6%)328(Top 9%)82(Top 10%)
12M12.00 mi1.50 mi355-32301-2476-8672(Top 10%)540(Top 15%)125(Top 16%)
Finish13.11 mi1.11 mi365-10315-1477-1849(Top 13%)686(Top 19%)173(Top 22%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 10%
~flat
+5ft-3ft

Overall

672

Males

540

M25-29

125

2M→4M

2.0 - 4.0 mi

Top 4%
×4story building
+67ft-69ft

Overall

261

Males

226

M25-29

56

4M→6M

4.0 - 6.0 mi

Top 6%
×9story building
+123ft-9ft

Overall

379

Males

323

M25-29

71

6M→8M

6.0 - 8.0 mi

Top 6%
×12story building
+166ft-53ft

Overall

379

Males

329

M25-29

82

8M→9.6M

8.0 - 9.6 mi

Top 21%
×13story building
+68ft-193ft

Overall

1399

Males

928

M25-29

219

9.6M→10M

9.6 - 10.0 mi

Top 7%
×2story building
+0ft-24ft

Overall

436

Males

351

M25-29

88

10M→10.5M

10.0 - 10.5 mi

Top 6%
×6story building
+1ft-73ft

Overall

381

Males

328

M25-29

82

10.5M→12M

10.5 - 12.0 mi

Top 10%
×21story building
+280ft-26ft

Overall

672

Males

540

M25-29

125

12M→Finish

12.0 - 13.1 mi

Top 13%
×7story building
+14ft-89ft

Overall

849

Males

686

M25-29

173

Passing Analysis

Category:
Athletes Passed
57*
Passed By
287
Net Change
-230
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#135
2M4M039-39#135#174
4M6M247-45#174#219
6M8M2534-9#219#228
8M9.6M0103-103#228#331
9.6M10M71+6#331#325
10M10.5M20+2#325#323
10.5M12M537-32#323#355
12MFinish16*26-10#355#365
TOTALS57*287-230

* 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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The San Francisco Marathon

The San Francisco Marathon

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