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SF MARATHON 2026

Spencer Rosenthal

Bib: 5574•M•Age: 20

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
M20-29
#0 / 648
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
20:01
Rank: #4177
Start → 2M
20:01 | 10:00/mi
4M
41:08
Rank: #4586 (-409)
2M → 4M
21:07 | 10:34/mi
6M
1:01:06
Rank: #4219 (+367)
4M → 6M
19:58 | 9:59/mi
8M
1:22:16
Rank: #4457 (-238)
6M → 8M
21:10 | 10:35/mi
9.6M
1:40:51
Rank: #4575 (-118)
8M → 9.6M
18:35 | 11:37/mi
10M
1:43:43
Rank: #4555 (+20)
9.6M → 10M
2:52 | 7:10/mi
10.5M
1:50:51
Rank: #4516 (+39)
10M → 10.5M
7:08 | 14:16/mi
12M
2:08:29
Rank: #4763 (-247)
10.5M → 12M
17:38 | 11:45/mi
14M
2:32:47
Rank: #4825 (-62)
12M → 14M
24:18 | 12:09/mi
16M
2:56:00
Rank: #5053 (-228)
14M → 16M
23:13 | 11:37/mi
18M
3:19:13
Rank: #4908 (+145)
16M → 18M
23:13 | 11:37/mi
20M
3:43:21
Rank: #4889 (+19)
18M → 20M
24:08 | 12:04/mi
22M
4:06:44
Rank: #4916 (-27)
20M → 22M
23:23 | 11:41/mi
24M
4:33:52
Rank: #4989 (-73)
22M → 24M
27:08 | 13:34/mi
Finish· 26.22 mi
4:57:37
Rank: #4830 (+159)
24M → Finish
23:45 | 10:42/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:32:47
Pace10:55 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:24:50
Pace11:51 /mi
📊Negative Split: 5.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:46:1120:0110:0020:01
10:00
-
4M
4.00 mi06:07:1841:0810:1721:07
10:34
+0:34
6M
6.00 mi06:27:161:01:0610:1119:58
9:59
-0:35
8M
8.00 mi06:48:261:22:1610:1721:10
10:35
+0:36
9.6M
9.60 mi07:07:011:40:5110:3018:35
11:37
+1:02
10M
10.00 mi07:09:531:43:4310:222:52
7:10
-4:27
10.5M
10.50 mi07:17:011:50:5110:337:08
14:16
+7:06
12M
12.00 mi07:34:392:08:2910:4217:38
11:45
-2:31
14M
14.00 mi07:58:572:32:4710:5524:18
12:09
+0:24
16M
16.00 mi08:22:102:56:0011:0023:13
11:37
-0:32
18M
18.00 mi08:45:233:19:1311:0423:13
11:37
0:00
20M
20.00 mi09:09:313:43:2111:1024:08
12:04
+0:27
22M
22.00 mi09:32:544:06:4411:1323:23
11:41
-0:23
24M
24.00 mi10:00:024:33:5211:2527:08
13:34
+1:53
Finish
26.22 mi10:23:474:57:3711:2223:45
10:42
-2:52

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

7:10 /mi

Average Pace

11:22 /mi

Slowest Pace

14:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:53

37% of race

Time at Steady Pace

2:34:28

52% of race

Time at Slower Pace

34:16

12% of race

Average Pace: 11:21 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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 mi05:46:1120:0110:0020:01
10:00
#4177
4M
4.00 mi06:07:1841:0810:1721:07
10:34
#4586
6M
6.00 mi06:27:161:01:0610:1119:58
9:59
#4219
8M
8.00 mi06:48:261:22:1610:1721:10
10:35
#4457
9.6M
9.60 mi07:07:011:40:5110:3018:35
11:37
#4575
10M
10.00 mi07:09:531:43:4310:222:52
7:10
#4555
10.5M
10.50 mi07:17:011:50:5110:337:08
14:16
#4516
12M
12.00 mi07:34:392:08:2910:4217:38
11:45
#4763
14M
14.00 mi07:58:572:32:4710:5524:18
12:09
#4825
16M
16.00 mi08:22:102:56:0011:0023:13
11:37
#5053
18M
18.00 mi08:45:233:19:1311:0423:13
11:37
#4908
20M
20.00 mi09:09:313:43:2111:1024:08
12:04
#4889
22M
22.00 mi09:32:544:06:4411:1323:23
11:41
#4916
24M
24.00 mi10:00:024:33:5211:2527:08
13:34
#4989
Finish
26.22 mi10:23:474:57:3711:2223:45
10:42
#4830
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 61%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:00

Segment Time

11:07/mi

Pace

0.90 mi

Distance

Overall

4368

Men

3360

Division

474

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi417732794655848(Top 82%)4291(Top 85%)578(Top 89%)
4M4.00 mi2.00 mi4586-4093521-242490-254949(Top 69%)3753(Top 74%)515(Top 79%)
6M6.00 mi2.00 mi4219+3673307+214466+243809(Top 53%)3034(Top 60%)433(Top 67%)
8M8.00 mi2.00 mi4457-2383454-147488-225099(Top 71%)3851(Top 76%)537(Top 83%)
9.6M9.60 mi1.60 mi4575-1183509-55492-45129(Top 72%)3843(Top 76%)518(Top 80%)
10M10.00 mi0.40 mi4555+203501+84924381(Top 61%)3386(Top 67%)481(Top 74%)
10.5M10.50 mi0.50 mi4516+393468+33485+74509(Top 63%)3437(Top 68%)475(Top 73%)
12M12.00 mi1.50 mi4763-2473633-165509-245848(Top 82%)4291(Top 85%)578(Top 89%)
14M14.00 mi2.00 mi4825-623657-24510-15251(Top 73%)3917(Top 78%)538(Top 83%)
16M16.00 mi2.00 mi5053-2283805-148521-115949(Top 83%)4312(Top 85%)562(Top 87%)
18M18.00 mi2.00 mi4908+1453697+108513+84068(Top 57%)3073(Top 61%)423(Top 65%)
20M20.00 mi2.00 mi4889+193663+34507+64897(Top 68%)3557(Top 70%)472(Top 73%)
22M22.00 mi2.00 mi4916-273674-11509-24963(Top 69%)3568(Top 71%)484(Top 75%)
24M24.00 mi2.00 mi4989-733704-30510-15265(Top 73%)3751(Top 74%)492(Top 76%)
Finish26.22 mi2.22 mi4830+1593596+108492+183147(Top 44%)2327(Top 46%)325(Top 50%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 82%
×1human
+6ft-11ft

Overall

5848

Males

4291

M20-24

584

2M→4M

2.0 - 4.0 mi

Top 69%
×4stories
+75ft-70ft

Overall

4949

Males

3753

M20-24

523

4M→6M

4.0 - 6.0 mi

Top 53%
×5stories
+71ft-18ft

Overall

3809

Males

3034

M20-24

442

6M→8M

6.0 - 8.0 mi

Top 71%
×9stories
+106ft-21ft

Overall

5099

Males

3851

M20-24

546

8M→9.6M

8.0 - 9.6 mi

Top 72%
×13stories
+117ft-177ft

Overall

5129

Males

3843

M20-24

526

9.6M→10M

9.6 - 10.0 mi

Top 61%
×1story
+17ft-12ft

Overall

4381

Males

3386

M20-24

488

10M→10.5M

10.0 - 10.5 mi

Top 63%
×9stories
+0ft-102ft

Overall

4509

Males

3437

M20-24

480

10.5M→12M

10.5 - 12.0 mi

Top 82%
×18stories
+304ft-125ft

Overall

5848

Males

4291

M20-24

584

12M→14M

12.0 - 14.0 mi

Top 73%
×9stories
+99ft-125ft

Overall

5251

Males

3917

M20-24

540

14M→16M

14.0 - 16.0 mi

Top 83%
×9stories
+124ft-78ft

Overall

5949

Males

4312

M20-24

564

16M→18M

16.0 - 18.0 mi

Top 57%
×8stories
+106ft-45ft

Overall

4068

Males

3073

M20-24

425

18M→20M

18.0 - 20.0 mi

Top 68%
×3stories
+52ft-26ft

Overall

4897

Males

3557

M20-24

473

20M→22M

20.0 - 22.0 mi

Top 69%
×21stories
+17ft-266ft

Overall

4963

Males

3568

M20-24

485

22M→24M

22.0 - 24.0 mi

Top 73%
×3stories
+70ft-85ft

Overall

5265

Males

3751

M20-24

493

24M→Finish

24.0 - 26.2 mi

Top 44%
~flat
+2ft-2ft

Overall

3147

Males

2327

M20-24

325

Passing Analysis

Category:
Athletes Passed
1206*
Passed By
1859
Net Change
-653
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4177
2M → 4M52*461-409#4177#4586
4M → 6M37811+367#4586#4219
6M → 8M22*260-238#4219#4457
8M → 9.6M57*175-118#4457#4575
9.6M → 10M266+20#4575#4555
10M → 10.5M6627+39#4555#4516
10.5M → 12M11258-247#4516#4763
12M → 14M56*118-62#4763#4825
14M → 16M25*253-228#4825#5053
16M → 18M18439+145#5053#4908
18M → 20M72*53+19#4908#4889
20M → 22M55*82-27#4889#4916
22M → 24M37*110-73#4916#4989
24M → Finish165*6+159#4989#4830
TOTALS1206*1859-653

* 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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