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SF MARATHON 2026

Russell Calderon

Bib: 8087•M•Age: 46

Lathrop, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 7166
Gender (Male)
#0 / 5052
Masters (Masters Men)
#0 / 1321
Division (M45-49)
#0 / 319
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
19:06
Rank: #3385
Start → 2M
19:06 | 9:33/mi
4M
39:23
Rank: #3786 (-401)
2M → 4M
20:17 | 10:09/mi
6M
1:01:19
Rank: #4296 (-510)
4M → 6M
21:56 | 10:58/mi
8M
1:20:36
Rank: #4077 (+219)
6M → 8M
19:17 | 9:38/mi
9.6M
1:36:42
Rank: #3859 (+218)
8M → 9.6M
16:06 | 10:04/mi
10M
1:39:13
Rank: #3823 (+36)
9.6M → 10M
2:31 | 6:18/mi
10.5M
1:45:33
Rank: #3723 (+100)
10M → 10.5M
6:20 | 12:40/mi
12M
1:59:34
Rank: #3633 (+90)
10.5M → 12M
14:01 | 9:21/mi
14M
2:20:27
Rank: #3561 (+72)
12M → 14M
20:53 | 10:26/mi
16M
2:41:16
Rank: #3763 (-202)
14M → 16M
20:49 | 10:25/mi
18M
3:02:05
Rank: #3596 (+167)
16M → 18M
20:49 | 10:25/mi
20M
3:23:39
Rank: #3565 (+31)
18M → 20M
21:34 | 10:47/mi
22M
3:47:07
Rank: #3707 (-142)
20M → 22M
23:28 | 11:44/mi
24M
4:12:26
Rank: #3796 (-89)
22M → 24M
25:19 | 12:40/mi
Finish· 26.22 mi
4:38:10
Rank: #3817 (-21)
24M → Finish
25:44 | 11:36/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:20:27
Pace10:02 /mi
2nd Half✓ Faster
Distance12.22 mi
Time2:17:43
Pace11:16 /mi
📊Negative Split: 1.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:38:4119:069:3319:06
9:33
-
4M
4.00 mi05:58:5839:239:5120:17
10:09
+0:36
6M
6.00 mi06:20:541:01:1910:1321:56
10:58
+0:49
8M
8.00 mi06:40:111:20:3610:0419:17
9:38
-1:20
9.6M
9.60 mi06:56:171:36:4210:0416:06
10:04
+0:26
10M
10.00 mi06:58:481:39:139:552:31
6:18
-3:46
10.5M
10.50 mi07:05:081:45:3310:036:20
12:40
+6:22
12M
12.00 mi07:19:091:59:349:5814:01
9:21
-3:19
14M
14.00 mi07:40:022:20:2710:0220:53
10:26
+1:05
16M
16.00 mi08:00:512:41:1610:0520:49
10:25
-0:01
18M
18.00 mi08:21:403:02:0510:0720:49
10:25
0:00
20M
20.00 mi08:43:143:23:3910:1121:34
10:47
+0:22
22M
22.00 mi09:06:423:47:0710:1923:28
11:44
+0:57
24M
24.00 mi09:32:014:12:2610:3125:19
12:40
+0:56
Finish
26.22 mi09:57:454:38:1010:3725:44
11:36
-1:04

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

6:18 /mi

Average Pace

10:37 /mi

Slowest Pace

12:40 /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

54:55

20% of race

Time at Steady Pace

2:22:24

51% of race

Time at Slower Pace

1:20:51

29% of race

Average Pace: 10:37 /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 mi05:38:4119:069:3319:06
9:33
#3385
4M
4.00 mi05:58:5839:239:5120:17
10:09
#3786
6M
6.00 mi06:20:541:01:1910:1321:56
10:58
#4296
8M
8.00 mi06:40:111:20:3610:0419:17
9:38
#4077
9.6M
9.60 mi06:56:171:36:4210:0416:06
10:04
#3859
10M
10.00 mi06:58:481:39:139:552:31
6:18
#3823
10.5M
10.50 mi07:05:081:45:3310:036:20
12:40
#3723
12M
12.00 mi07:19:091:59:349:5814:01
9:21
#3633
14M
14.00 mi07:40:022:20:2710:0220:53
10:26
#3561
16M
16.00 mi08:00:512:41:1610:0520:49
10:25
#3763
18M
18.00 mi08:21:403:02:0510:0720:49
10:25
#3596
20M
20.00 mi08:43:143:23:3910:1121:34
10:47
#3565
22M
22.00 mi09:06:423:47:0710:1923:28
11:44
#3707
24M
24.00 mi09:32:014:12:2610:3125:19
12:40
#3796
Finish
26.22 mi09:57:454:38:1010:3725:44
11:36
#3817
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 39%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:51

Segment Time

9:50/mi

Pace

0.90 mi

Distance

Overall

2777

Men

2287

Division

126

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi338527441683322(Top 46%)2683(Top 53%)157(Top 49%)
4M4.00 mi2.00 mi3786-4013022-278185-174256(Top 59%)3339(Top 66%)209(Top 66%)
6M6.00 mi2.00 mi4296-5103362-340212-275276(Top 74%)3952(Top 78%)243(Top 76%)
8M8.00 mi2.00 mi4077+2193222+140194+183563(Top 50%)2871(Top 57%)177(Top 55%)
9.6M9.60 mi1.60 mi3859+2183073+149183+113228(Top 45%)2612(Top 52%)154(Top 48%)
10M10.00 mi0.40 mi3823+363049+24182+12426(Top 34%)2030(Top 40%)119(Top 37%)
10.5M10.50 mi0.50 mi3723+1002971+78177+53008(Top 42%)2439(Top 48%)137(Top 43%)
12M12.00 mi1.50 mi3633+902915+56173+43322(Top 46%)2683(Top 53%)157(Top 49%)
14M14.00 mi2.00 mi3561+722855+60169+43246(Top 45%)2615(Top 52%)149(Top 47%)
16M16.00 mi2.00 mi3763-2022981-126180-115028(Top 70%)3729(Top 74%)239(Top 75%)
18M18.00 mi2.00 mi3596+1672858+123173+72795(Top 39%)2220(Top 44%)133(Top 42%)
20M20.00 mi2.00 mi3565+312823+35171+23463(Top 48%)2645(Top 52%)163(Top 51%)
22M22.00 mi2.00 mi3707-1422890-67178-75005(Top 70%)3593(Top 71%)232(Top 73%)
24M24.00 mi2.00 mi3796-892933-43181-34480(Top 63%)3230(Top 64%)210(Top 66%)
Finish26.22 mi2.22 mi3817-212934-1184-34163(Top 58%)3007(Top 60%)197(Top 62%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 46%
×1human
+6ft-11ft

Overall

3322

Males

2683

M45-49

157

2M→4M

2.0 - 4.0 mi

Top 59%
×4stories
+75ft-70ft

Overall

4256

Males

3339

M45-49

209

4M→6M

4.0 - 6.0 mi

Top 74%
×5stories
+71ft-18ft

Overall

5276

Males

3952

M45-49

244

6M→8M

6.0 - 8.0 mi

Top 50%
×9stories
+106ft-21ft

Overall

3563

Males

2871

M45-49

177

8M→9.6M

8.0 - 9.6 mi

Top 45%
×13stories
+117ft-177ft

Overall

3228

Males

2612

M45-49

154

9.6M→10M

9.6 - 10.0 mi

Top 34%
×1story
+17ft-12ft

Overall

2426

Males

2030

M45-49

119

10M→10.5M

10.0 - 10.5 mi

Top 42%
×9stories
+0ft-102ft

Overall

3008

Males

2439

M45-49

137

10.5M→12M

10.5 - 12.0 mi

Top 46%
×18stories
+304ft-125ft

Overall

3322

Males

2683

M45-49

157

12M→14M

12.0 - 14.0 mi

Top 45%
×9stories
+99ft-125ft

Overall

3246

Males

2615

M45-49

149

14M→16M

14.0 - 16.0 mi

Top 70%
×9stories
+124ft-78ft

Overall

5028

Males

3729

M45-49

239

16M→18M

16.0 - 18.0 mi

Top 39%
×8stories
+106ft-45ft

Overall

2795

Males

2220

M45-49

133

18M→20M

18.0 - 20.0 mi

Top 48%
×3stories
+52ft-26ft

Overall

3463

Males

2645

M45-49

163

20M→22M

20.0 - 22.0 mi

Top 70%
×21stories
+17ft-266ft

Overall

5005

Males

3593

M45-49

232

22M→24M

22.0 - 24.0 mi

Top 63%
×3stories
+70ft-85ft

Overall

4480

Males

3230

M45-49

210

24M→Finish

24.0 - 26.2 mi

Top 58%
~flat
+2ft-2ft

Overall

4163

Males

3007

M45-49

197

Passing Analysis

Category:
Athletes Passed
1298*
Passed By
1730
Net Change
-432
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3385
2M → 4M34*435-401#3385#3786
4M → 6M26536-510#3786#4296
6M → 8M231*12+219#4296#4077
8M → 9.6M229*11+218#4077#3859
9.6M → 10M371+36#3859#3823
10M → 10.5M1033+100#3823#3723
10.5M → 12M11121+90#3723#3633
12M → 14M93*21+72#3633#3561
14M → 16M40*242-202#3561#3763
16M → 18M20437+167#3763#3596
18M → 20M68*37+31#3596#3565
20M → 22M26*168-142#3565#3707
22M → 24M43*132-89#3707#3796
24M → Finish53*74-21#3796#3817
TOTALS1298*1730-432

* 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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