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SF MARATHON 2026

Jackson Arntz

Bib: 4869•M•Age: 22

Laguna Beach, 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

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
22:11
Rank: #5978
Start → 2M
22:11 | 11:05/mi
4M
49:02
Rank: #6837 (-859)
2M → 4M
26:51 | 13:26/mi
6M
1:11:20
Rank: #6457 (+380)
4M → 6M
22:18 | 11:09/mi
8M
1:33:17
Rank: #6305 (+152)
6M → 8M
21:57 | 10:58/mi
9.6M
1:52:15
Rank: #6141 (+164)
8M → 9.6M
18:58 | 11:51/mi
10M
1:55:15
Rank: #6110 (+31)
9.6M → 10M
3:00 | 7:31/mi
10.5M
2:03:18
Rank: #6073 (+37)
10M → 10.5M
8:03 | 16:06/mi
12M
2:20:26
Rank: #6010 (+63)
10.5M → 12M
17:08 | 11:25/mi
14M
2:45:51
Rank: #5966 (+44)
12M → 14M
25:25 | 12:42/mi
16M
3:11:14
Rank: #6120 (-154)
14M → 16M
25:23 | 12:41/mi
18M
3:36:36
Rank: #5994 (+126)
16M → 18M
25:22 | 12:41/mi
20M
4:00:40
Rank: #5888 (+106)
18M → 20M
24:04 | 12:02/mi
22M
4:24:59
Rank: #5849 (+39)
20M → 22M
24:19 | 12:09/mi
24M
4:50:15
Rank: #5711 (+138)
22M → 24M
25:16 | 12:38/mi
Finish· 26.22 mi
5:16:52
Rank: #5605 (+106)
24M → Finish
26:37 | 12:00/mi
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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:45:51
Pace11:51 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:31:01
Pace12:22 /mi
📊Negative Split: 8.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:56:3322:1111:0522:11
11:05
-
4M
4.00 mi06:23:2449:0212:1626:51
13:26
+2:21
6M
6.00 mi06:45:421:11:2011:5322:18
11:09
-2:17
8M
8.00 mi07:07:391:33:1711:4021:57
10:58
-0:11
9.6M
9.60 mi07:26:371:52:1511:4218:58
11:51
+0:53
10M
10.00 mi07:29:371:55:1511:323:00
7:31
-4:20
10.5M
10.50 mi07:37:402:03:1811:458:03
16:06
+8:35
12M
12.00 mi07:54:482:20:2611:4217:08
11:25
-4:41
14M
14.00 mi08:20:132:45:5111:5125:25
12:42
+1:17
16M
16.00 mi08:45:363:11:1411:5725:23
12:41
-0:01
18M
18.00 mi09:10:583:36:3612:0225:22
12:41
0:00
20M
20.00 mi09:35:024:00:4012:0224:04
12:02
-0:39
22M
22.00 mi09:59:214:24:5912:0324:19
12:09
+0:07
24M
24.00 mi10:24:374:50:1512:0625:16
12:38
+0:29
Finish
26.22 mi10:51:145:16:5212:0626:37
12:00
-0:38

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:31 /mi

Average Pace

12:06 /mi

Slowest Pace

16:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:09:26

22% of race

Time at Steady Pace

3:32:32

67% of race

Time at Slower Pace

34:54

11% of race

Average Pace: 12:05 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:56:3322:1111:0522:11
11:05
#5978
4M
4.00 mi06:23:2449:0212:1626:51
13:26
#6837
6M
6.00 mi06:45:421:11:2011:5322:18
11:09
#6457
8M
8.00 mi07:07:391:33:1711:4021:57
10:58
#6305
9.6M
9.60 mi07:26:371:52:1511:4218:58
11:51
#6141
10M
10.00 mi07:29:371:55:1511:323:00
7:31
#6110
10.5M
10.50 mi07:37:402:03:1811:458:03
16:06
#6073
12M
12.00 mi07:54:482:20:2611:4217:08
11:25
#6010
14M
14.00 mi08:20:132:45:5111:5125:25
12:42
#5966
16M
16.00 mi08:45:363:11:1411:5725:23
12:41
#6120
18M
18.00 mi09:10:583:36:3612:0225:22
12:41
#5994
20M
20.00 mi09:35:024:00:4012:0224:04
12:02
#5888
22M
22.00 mi09:59:214:24:5912:0324:19
12:09
#5849
24M
24.00 mi10:24:374:50:1512:0625:16
12:38
#5711
Finish
26.22 mi10:51:145:16:5212:0626:37
12:00
#5605
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 78%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:03

Segment Time

12:17/mi

Pace

0.90 mi

Distance

Overall

5601

Men

4121

Division

554

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi597843835825592(Top 78%)4124(Top 82%)563(Top 87%)
4M4.00 mi2.00 mi6837-8594884-501630-487122(Top 99%)5036(Top 100%)645(Top 100%)
6M6.00 mi2.00 mi6457+3804662+222617+135534(Top 77%)4105(Top 81%)557(Top 86%)
8M8.00 mi2.00 mi6305+1524585+77610+75706(Top 80%)4229(Top 84%)573(Top 88%)
9.6M9.60 mi1.60 mi6141+1644478+107599+115420(Top 76%)4029(Top 80%)541(Top 83%)
10M10.00 mi0.40 mi6110+314456+22594+55024(Top 70%)3778(Top 75%)519(Top 80%)
10.5M10.50 mi0.50 mi6073+374427+29591+35887(Top 82%)4281(Top 85%)566(Top 87%)
12M12.00 mi1.50 mi6010+634396+315915592(Top 78%)4124(Top 82%)563(Top 87%)
14M14.00 mi2.00 mi5966+444368+28592-15775(Top 81%)4234(Top 84%)576(Top 89%)
16M16.00 mi2.00 mi6120-1544452-84594-26467(Top 90%)4620(Top 91%)597(Top 92%)
18M18.00 mi2.00 mi5994+1264370+82588+65019(Top 70%)3677(Top 73%)499(Top 77%)
20M20.00 mi2.00 mi5888+1064305+65582+64866(Top 68%)3537(Top 70%)468(Top 72%)
22M22.00 mi2.00 mi5849+394268+37577+55401(Top 75%)3851(Top 76%)516(Top 80%)
24M24.00 mi2.00 mi5711+1384173+95566+114461(Top 62%)3219(Top 64%)420(Top 65%)
Finish26.22 mi2.22 mi5605+1064102+71557+94547(Top 63%)3284(Top 65%)448(Top 69%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 78%
×1human
+6ft-11ft

Overall

5592

Males

4124

M20-24

569

2M→4M

2.0 - 4.0 mi

Top 99%
×4stories
+75ft-70ft

Overall

7122

Males

5036

M20-24

660

4M→6M

4.0 - 6.0 mi

Top 77%
×5stories
+71ft-18ft

Overall

5534

Males

4105

M20-24

567

6M→8M

6.0 - 8.0 mi

Top 80%
×9stories
+106ft-21ft

Overall

5706

Males

4229

M20-24

582

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13stories
+117ft-177ft

Overall

5420

Males

4029

M20-24

550

9.6M→10M

9.6 - 10.0 mi

Top 70%
×1story
+17ft-12ft

Overall

5024

Males

3778

M20-24

527

10M→10.5M

10.0 - 10.5 mi

Top 82%
×9stories
+0ft-102ft

Overall

5887

Males

4281

M20-24

574

10.5M→12M

10.5 - 12.0 mi

Top 78%
×18stories
+304ft-125ft

Overall

5592

Males

4124

M20-24

569

12M→14M

12.0 - 14.0 mi

Top 81%
×9stories
+99ft-125ft

Overall

5775

Males

4234

M20-24

579

14M→16M

14.0 - 16.0 mi

Top 90%
×9stories
+124ft-78ft

Overall

6467

Males

4620

M20-24

599

16M→18M

16.0 - 18.0 mi

Top 70%
×8stories
+106ft-45ft

Overall

5019

Males

3677

M20-24

501

18M→20M

18.0 - 20.0 mi

Top 68%
×3stories
+52ft-26ft

Overall

4866

Males

3537

M20-24

469

20M→22M

20.0 - 22.0 mi

Top 75%
×21stories
+17ft-266ft

Overall

5401

Males

3851

M20-24

517

22M→24M

22.0 - 24.0 mi

Top 62%
×3stories
+70ft-85ft

Overall

4461

Males

3219

M20-24

421

24M→Finish

24.0 - 26.2 mi

Top 63%
~flat
+2ft-2ft

Overall

4547

Males

3284

M20-24

448

Passing Analysis

Category:
Athletes Passed
1618*
Passed By
1245
Net Change
+373
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5978
2M → 4M9*868-859#5978#6837
4M → 6M382*2+380#6837#6457
6M → 8M171*19+152#6457#6305
8M → 9.6M171*7+164#6305#6141
9.6M → 10M343+31#6141#6110
10M → 10.5M5720+37#6110#6073
10.5M → 12M10239+63#6073#6010
12M → 14M81*37+44#6010#5966
14M → 16M30*184-154#5966#6120
16M → 18M142*16+126#6120#5994
18M → 20M115*9+106#5994#5888
20M → 22M71*32+39#5888#5849
22M → 24M140*2+138#5849#5711
24M → Finish113*7+106#5711#5605
TOTALS1618*1245+373

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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