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SF MARATHON 2026

Karla Guerra

Bib: 8156•F•Age: 40

Hawthorne, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Gender (Female)
#0 / 2086
Masters (Masters Women)
#0 / 458
Division (F40-44)
#0 / 157
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
21:57
Rank: #5818
Start → 2M
21:57 | 10:58/mi
4M
45:20
Rank: #6113 (-295)
2M → 4M
23:23 | 11:42/mi
6M
1:09:17
Rank: #6157 (-44)
4M → 6M
23:57 | 11:58/mi
8M
1:33:51
Rank: #6382 (-225)
6M → 8M
24:34 | 12:17/mi
9.6M
1:56:05
Rank: #6492 (-110)
8M → 9.6M
22:14 | 13:54/mi
10M
1:59:44
Rank: #6498 (-6)
9.6M → 10M
3:39 | 9:08/mi
10.5M
2:08:13
Rank: #6474 (+24)
10M → 10.5M
8:29 | 16:58/mi
12M
2:26:30
Rank: #6437 (+37)
10.5M → 12M
18:17 | 12:11/mi
14M
2:54:19
Rank: #6445 (-8)
12M → 14M
27:49 | 13:54/mi
16M
3:19:36
Rank: #6507 (-62)
14M → 16M
25:17 | 12:38/mi
18M
3:44:52
Rank: #6374 (+133)
16M → 18M
25:16 | 12:38/mi
20M
4:12:53
Rank: #6377 (-3)
18M → 20M
28:01 | 14:00/mi
22M
4:39:54
Rank: #6368 (+9)
20M → 22M
27:01 | 13:30/mi
24M
5:08:29
Rank: #6325 (+43)
22M → 24M
28:35 | 14:18/mi
Finish· 26.22 mi
5:41:25
Rank: #6341 (-16)
24M → Finish
32:56 | 14:51/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:54:19
Pace12:27 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:47:06
Pace13:41 /mi
📊Negative Split: 4.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:53:3221:5710:5821:57
10:58
-
4M
4.00 mi06:16:5545:2011:2023:23
11:42
+0:44
6M
6.00 mi06:40:521:09:1711:3323:57
11:58
+0:16
8M
8.00 mi07:05:261:33:5111:4424:34
12:17
+0:19
9.6M
9.60 mi07:27:401:56:0512:0622:14
13:54
+1:37
10M
10.00 mi07:31:191:59:4411:583:39
9:08
-4:46
10.5M
10.50 mi07:39:482:08:1312:138:29
16:58
+7:50
12M
12.00 mi07:58:052:26:3012:1318:17
12:11
-4:47
14M
14.00 mi08:25:542:54:1912:2727:49
13:54
+1:43
16M
16.00 mi08:51:113:19:3612:2825:17
12:38
-1:16
18M
18.00 mi09:16:273:44:5212:3025:16
12:38
0:00
20M
20.00 mi09:44:284:12:5312:3928:01
14:00
+1:22
22M
22.00 mi10:11:294:39:5412:4327:01
13:30
-0:30
24M
24.00 mi10:40:045:08:2912:5128:35
14:18
+0:48
Finish
26.22 mi11:13:005:41:2513:0232:56
14:51
+0:33

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

9:08 /mi

Average Pace

13:02 /mi

Slowest Pace

16:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:59

14% of race

Time at Steady Pace

2:24:22

42% of race

Time at Slower Pace

2:28:04

43% of race

Average Pace: 13:01 /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 mi05:53:3221:5710:5821:57
10:58
#5818
4M
4.00 mi06:16:5545:2011:2023:23
11:42
#6113
6M
6.00 mi06:40:521:09:1711:3323:57
11:58
#6157
8M
8.00 mi07:05:261:33:5111:4424:34
12:17
#6382
9.6M
9.60 mi07:27:401:56:0512:0622:14
13:54
#6492
10M
10.00 mi07:31:191:59:4411:583:39
9:08
#6498
10.5M
10.50 mi07:39:482:08:1312:138:29
16:58
#6474
12M
12.00 mi07:58:052:26:3012:1318:17
12:11
#6437
14M
14.00 mi08:25:542:54:1912:2727:49
13:54
#6445
16M
16.00 mi08:51:113:19:3612:2825:17
12:38
#6507
18M
18.00 mi09:16:273:44:5212:3025:16
12:38
#6374
20M
20.00 mi09:44:284:12:5312:3928:01
14:00
#6377
22M
22.00 mi10:11:294:39:5412:4327:01
13:30
#6368
24M
24.00 mi10:40:045:08:2912:5128:35
14:18
#6325
Finish
26.22 mi11:13:005:41:2513:0232:56
14:51
#6341
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 88%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:08

Segment Time

13:29/mi

Pace

0.90 mi

Distance

Overall

6333

Women

1748

Division

131

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi581815071186147(Top 86%)1639(Top 79%)120(Top 76%)
4M4.00 mi2.00 mi6113-2951627-120123-56335(Top 88%)1729(Top 83%)130(Top 83%)
6M6.00 mi2.00 mi6157-441646-19125-26308(Top 88%)1701(Top 82%)125(Top 80%)
8M8.00 mi2.00 mi6382-2251731-85132-76840(Top 95%)1932(Top 93%)147(Top 94%)
9.6M9.60 mi1.60 mi6492-1101783-52134-26744(Top 94%)1916(Top 92%)145(Top 92%)
10M10.00 mi0.40 mi6498-61784-11346714(Top 94%)1882(Top 90%)140(Top 89%)
10.5M10.50 mi0.50 mi6474+241770+14131+36254(Top 87%)1733(Top 83%)129(Top 82%)
12M12.00 mi1.50 mi6437+371752+18134-36147(Top 86%)1639(Top 79%)120(Top 76%)
14M14.00 mi2.00 mi6445-81765-13133+16467(Top 90%)1799(Top 86%)137(Top 87%)
16M16.00 mi2.00 mi6507-621801-36134-16443(Top 90%)1811(Top 87%)139(Top 89%)
18M18.00 mi2.00 mi6374+1331747+54133+14967(Top 69%)1303(Top 62%)98(Top 62%)
20M20.00 mi2.00 mi6377-31759-12134-16344(Top 89%)1823(Top 87%)140(Top 89%)
22M22.00 mi2.00 mi6368+91759133+16310(Top 88%)1821(Top 87%)137(Top 87%)
24M24.00 mi2.00 mi6325+431753+6132+15805(Top 81%)1666(Top 80%)124(Top 79%)
Finish26.22 mi2.22 mi6341-161770-17135-36420(Top 90%)1863(Top 89%)145(Top 92%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 86%
×1human
+6ft-11ft

Overall

6147

Females

1639

F40-44

120

2M→4M

2.0 - 4.0 mi

Top 88%
×4stories
+75ft-70ft

Overall

6335

Females

1729

F40-44

132

4M→6M

4.0 - 6.0 mi

Top 88%
×5stories
+71ft-18ft

Overall

6308

Females

1701

F40-44

126

6M→8M

6.0 - 8.0 mi

Top 95%
×9stories
+106ft-21ft

Overall

6840

Females

1932

F40-44

148

8M→9.6M

8.0 - 9.6 mi

Top 94%
×13stories
+117ft-177ft

Overall

6744

Females

1916

F40-44

146

9.6M→10M

9.6 - 10.0 mi

Top 94%
×1story
+17ft-12ft

Overall

6714

Females

1882

F40-44

141

10M→10.5M

10.0 - 10.5 mi

Top 87%
×9stories
+0ft-102ft

Overall

6254

Females

1733

F40-44

129

10.5M→12M

10.5 - 12.0 mi

Top 86%
×18stories
+304ft-125ft

Overall

6147

Females

1639

F40-44

120

12M→14M

12.0 - 14.0 mi

Top 90%
×9stories
+99ft-125ft

Overall

6467

Females

1799

F40-44

137

14M→16M

14.0 - 16.0 mi

Top 90%
×9stories
+124ft-78ft

Overall

6443

Females

1811

F40-44

140

16M→18M

16.0 - 18.0 mi

Top 69%
×8stories
+106ft-45ft

Overall

4967

Females

1303

F40-44

98

18M→20M

18.0 - 20.0 mi

Top 89%
×3stories
+52ft-26ft

Overall

6344

Females

1823

F40-44

140

20M→22M

20.0 - 22.0 mi

Top 88%
×21stories
+17ft-266ft

Overall

6310

Females

1821

F40-44

137

22M→24M

22.0 - 24.0 mi

Top 81%
×3stories
+70ft-85ft

Overall

5805

Females

1666

F40-44

124

24M→Finish

24.0 - 26.2 mi

Top 90%
~flat
+2ft-2ft

Overall

6420

Females

1863

F40-44

145

Passing Analysis

Category:
Athletes Passed
778*
Passed By
1301
Net Change
-523
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5818
2M → 4M59*354-295#5818#6113
4M → 6M110154-44#6113#6157
6M → 8M13*238-225#6157#6382
8M → 9.6M37*147-110#6382#6492
9.6M → 10M1016-6#6492#6498
10M → 10.5M4824+24#6498#6474
10.5M → 12M6629+37#6474#6437
12M → 14M53*61-8#6437#6445
14M → 16M50*112-62#6445#6507
16M → 18M142*9+133#6507#6374
18M → 20M41*44-3#6374#6377
20M → 22M47*38+9#6377#6368
22M → 24M59*16+43#6368#6325
24M → Finish43*59-16#6325#6341
TOTALS778*1301-523

* 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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