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SF MARATHON 2026

Nattina Khiewon

Bib: 7474•F•Age: 40

Loma Linda, 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

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
26:24
Rank: #7180
Start → 2M
26:24 | 13:12/mi
4M
56:21
Rank: #7227 (-47)
2M → 4M
29:57 | 14:59/mi
6M
1:29:21
Rank: #7245 (-18)
4M → 6M
33:00 | 16:30/mi
8M
2:00:35
Rank: #7248 (-3)
6M → 8M
31:14 | 15:37/mi
9.6M
2:28:10
Rank: #7242 (+6)
8M → 9.6M
27:35 | 17:14/mi
10M
2:32:52
Rank: #7241 (+1)
9.6M → 10M
4:42 | 11:46/mi
10.5M
2:45:52
Rank: #7241
10M → 10.5M
13:00 | 25:59/mi
12M
3:11:46
Rank: #7243 (-2)
10.5M → 12M
25:54 | 17:16/mi
14M
3:48:09
Rank: #7204 (+39)
12M → 14M
36:23 | 18:11/mi
16M
4:14:17
Rank: #7191 (+13)
14M → 16M
26:08 | 13:04/mi
18M
4:55:21
Rank: #7187 (+4)
16M → 18M
41:04 | 20:32/mi
20M
5:27:39
Rank: #7180 (+7)
18M → 20M
32:18 | 16:09/mi
22M
6:02:28
Rank: #7172 (+8)
20M → 22M
34:49 | 17:24/mi
24M
6:36:04
Rank: #7157 (+15)
22M → 24M
33:36 | 16:48/mi
Finish· 26.22 mi
7:13:22
Rank: #7143 (+14)
24M → Finish
37:18 | 16:48/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time3:48:09
Pace16:18 /mi
2nd Half✓ Faster
Distance12.22 mi
Time3:25:13
Pace16:48 /mi
📊Negative Split: 10.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:49:4226:2413:1226:24
13:12
-
4M
4.00 mi06:19:3956:2114:0529:57
14:59
+1:47
6M
6.00 mi06:52:391:29:2114:5433:00
16:30
+1:31
8M
8.00 mi07:23:532:00:3515:0431:14
15:37
-0:53
9.6M
9.60 mi07:51:282:28:1015:2627:35
17:14
+1:37
10M
10.00 mi07:56:102:32:5215:174:42
11:46
-5:28
10.5M
10.50 mi08:09:102:45:5215:4813:00
25:59
+14:13
12M
12.00 mi08:35:043:11:4615:5925:54
17:16
-8:43
14M
14.00 mi09:11:273:48:0916:1836:23
18:11
+0:55
16M
16.00 mi09:37:354:14:1715:5426:08
13:04
-5:07
18M
18.00 mi10:18:394:55:2116:2541:04
20:32
+7:28
20M
20.00 mi10:50:575:27:3916:2332:18
16:09
-4:23
22M
22.00 mi11:25:466:02:2816:2934:49
17:24
+1:15
24M
24.00 mi11:59:226:36:0416:3033:36
16:48
-0:36
Finish
26.22 mi12:36:407:13:2216:3237:18
16:48
0:00

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

11:46 /mi

Average Pace

16:32 /mi

Slowest Pace

25:59 /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

1:27:11

20% of race

Time at Steady Pace

4:52:07

67% of race

Time at Slower Pace

54:04

12% of race

Average Pace: 16:32 /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 mi05:49:4226:2413:1226:24
13:12
#7180
4M
4.00 mi06:19:3956:2114:0529:57
14:59
#7227
6M
6.00 mi06:52:391:29:2114:5433:00
16:30
#7245
8M
8.00 mi07:23:532:00:3515:0431:14
15:37
#7248
9.6M
9.60 mi07:51:282:28:1015:2627:35
17:14
#7242
10M
10.00 mi07:56:102:32:5215:174:42
11:46
#7241
10.5M
10.50 mi08:09:102:45:5215:4813:00
25:59
#7241
12M
12.00 mi08:35:043:11:4615:5925:54
17:16
#7243
14M
14.00 mi09:11:273:48:0916:1836:23
18:11
#7204
16M
16.00 mi09:37:354:14:1715:5426:08
13:04
#7191
18M
18.00 mi10:18:394:55:2116:2541:04
20:32
#7187
20M
20.00 mi10:50:575:27:3916:2332:18
16:09
#7180
22M
22.00 mi11:25:466:02:2816:2934:49
17:24
#7172
24M
24.00 mi11:59:226:36:0416:3033:36
16:48
#7157
Finish
26.22 mi12:36:407:13:2216:3237:18
16:48
#7143
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 99%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

17:42

Segment Time

19:40/mi

Pace

0.90 mi

Distance

Overall

7089

Women

2056

Division

156

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
2M2.00 mi2.00 mi718020911557224(Top 101%)2101(Top 101%)157(Top 100%)
4M4.00 mi2.00 mi7227-472103-12157-27250(Top 101%)2107(Top 101%)157(Top 100%)
6M6.00 mi2.00 mi7245-182113-101577243(Top 101%)2103(Top 101%)156(Top 99%)
8M8.00 mi2.00 mi7248-32115-21577260(Top 101%)2113(Top 101%)157(Top 100%)
9.6M9.60 mi1.60 mi7242+62111+41577198(Top 100%)2091(Top 100%)155(Top 99%)
10M10.00 mi0.40 mi7241+121111577205(Top 101%)2092(Top 100%)157(Top 100%)
10.5M10.50 mi0.50 mi72412110+11577177(Top 100%)2081(Top 100%)154(Top 98%)
12M12.00 mi1.50 mi7243-221101577224(Top 101%)2101(Top 101%)157(Top 100%)
14M14.00 mi2.00 mi7204+392097+131577167(Top 100%)2086(Top 100%)156(Top 99%)
16M16.00 mi2.00 mi7191+132094+31576639(Top 93%)1895(Top 91%)146(Top 93%)
18M18.00 mi2.00 mi7187+42092+21577171(Top 100%)2084(Top 100%)157(Top 100%)
20M20.00 mi2.00 mi7180+72090+21576947(Top 97%)2018(Top 97%)156(Top 99%)
22M22.00 mi2.00 mi7172+82086+41577099(Top 99%)2061(Top 99%)157(Top 100%)
24M24.00 mi2.00 mi7157+152079+71576831(Top 95%)1984(Top 95%)151(Top 96%)
Finish26.22 mi2.22 mi7143+142073+61576884(Top 96%)1994(Top 96%)150(Top 96%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 101%
×1human
+6ft-11ft

Overall

7224

Females

2101

F40-44

158

2M→4M

2.0 - 4.0 mi

Top 101%
×4stories
+75ft-70ft

Overall

7250

Females

2107

F40-44

159

4M→6M

4.0 - 6.0 mi

Top 101%
×5stories
+71ft-18ft

Overall

7243

Females

2103

F40-44

158

6M→8M

6.0 - 8.0 mi

Top 101%
×9stories
+106ft-21ft

Overall

7260

Females

2113

F40-44

158

8M→9.6M

8.0 - 9.6 mi

Top 100%
×13stories
+117ft-177ft

Overall

7198

Females

2091

F40-44

156

9.6M→10M

9.6 - 10.0 mi

Top 101%
×1story
+17ft-12ft

Overall

7205

Females

2092

F40-44

158

10M→10.5M

10.0 - 10.5 mi

Top 100%
×9stories
+0ft-102ft

Overall

7177

Females

2081

F40-44

155

10.5M→12M

10.5 - 12.0 mi

Top 101%
×18stories
+304ft-125ft

Overall

7224

Females

2101

F40-44

158

12M→14M

12.0 - 14.0 mi

Top 100%
×9stories
+99ft-125ft

Overall

7167

Females

2086

F40-44

157

14M→16M

14.0 - 16.0 mi

Top 93%
×9stories
+124ft-78ft

Overall

6639

Females

1895

F40-44

147

16M→18M

16.0 - 18.0 mi

Top 100%
×8stories
+106ft-45ft

Overall

7171

Females

2084

F40-44

158

18M→20M

18.0 - 20.0 mi

Top 97%
×3stories
+52ft-26ft

Overall

6947

Females

2018

F40-44

156

20M→22M

20.0 - 22.0 mi

Top 99%
×21stories
+17ft-266ft

Overall

7099

Females

2061

F40-44

157

22M→24M

22.0 - 24.0 mi

Top 95%
×3stories
+70ft-85ft

Overall

6831

Females

1984

F40-44

151

24M→Finish

24.0 - 26.2 mi

Top 96%
~flat
+2ft-2ft

Overall

6884

Females

1994

F40-44

150

Passing Analysis

Category:
Athletes Passed
134*
Passed By
97
Net Change
+37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#7180
2M → 4M7*54-47#7180#7227
4M → 6M5*23-18#7227#7245
6M → 8M3*6-3#7245#7248
8M → 9.6M6*0+6#7248#7242
9.6M → 10M10+1#7242#7241
10M → 10.5M1*10#7241#7241
10.5M → 12M3*5-2#7241#7243
12M → 14M39*0+39#7243#7204
14M → 16M14*1+13#7204#7191
16M → 18M9*5+4#7191#7187
18M → 20M8*1+7#7187#7180
20M → 22M8*0+8#7180#7172
22M → 24M16*1+15#7172#7157
24M → Finish14*0+14#7157#7143
TOTALS134*97+37

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

📊

Passing Visuals

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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