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SF MARATHON 2026

Alanna O'Callaghan

Bib: 5382•F•Age: 20

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 15%
Gender (Female)
#0 / 2086
Top 7%
F20-29
#0 / 283
Top 11%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
17:55
Rank: #2132
Start → 2M
17:55 | 8:57/mi
4M
35:48
Rank: #2098 (+34)
2M → 4M
17:53 | 8:57/mi
6M
53:28
Rank: #1999 (+99)
4M → 6M
17:40 | 8:50/mi
8M
1:10:43
Rank: #1941 (+58)
6M → 8M
17:15 | 8:37/mi
9.6M
1:25:31
Rank: #1928 (+13)
8M → 9.6M
14:48 | 9:15/mi
10M
1:27:57
Rank: #1928
9.6M → 10M
2:26 | 6:05/mi
10.5M
1:35:35
Rank: #2219 (-291)
10M → 10.5M
7:38 | 15:16/mi
12M
1:47:04
Rank: #1979 (+240)
10.5M → 12M
11:29 | 7:39/mi
14M
2:05:22
Rank: #1883 (+96)
12M → 14M
18:18 | 9:09/mi
16M
2:19:05
Rank: #1629 (+254)
14M → 16M
13:43 | 6:51/mi
18M
2:37:57
Rank: #1562 (+67)
16M → 18M
18:52 | 9:26/mi
20M
2:54:35
Rank: #1402 (+160)
18M → 20M
16:38 | 8:19/mi
22M
3:10:23
Rank: #1313 (+89)
20M → 22M
15:48 | 7:54/mi
24M
3:28:26
Rank: #1208 (+105)
22M → 24M
18:03 | 9:02/mi
Finish· 26.22 mi
3:46:27
Rank: #1074 (+134)
24M → Finish
18:01 | 8:07/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:05:22
Pace8:57 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:41:05
Pace8:16 /mi
📊Negative Split: 19.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:40:3817:558:5717:55
8:57
-
4M
4.00 mi05:58:3135:488:5717:53
8:57
0:00
6M
6.00 mi06:16:1153:288:5517:40
8:50
-0:07
8M
8.00 mi06:33:261:10:438:5017:15
8:37
-0:13
9.6M
9.60 mi06:48:141:25:318:5414:48
9:15
+0:38
10M
10.00 mi06:50:401:27:578:482:26
6:05
-3:10
10.5M
10.50 mi06:58:181:35:359:067:38
15:16
+9:11
12M
12.00 mi07:09:471:47:048:5511:29
7:39
-7:37
14M
14.00 mi07:28:052:05:228:5718:18
9:09
+1:30
16M
16.00 mi07:41:482:19:058:4213:43
6:51
-2:18
18M
18.00 mi08:00:402:37:578:4718:52
9:26
+2:35
20M
20.00 mi08:17:182:54:358:4416:38
8:19
-1:07
22M
22.00 mi08:33:063:10:238:3915:48
7:54
-0:25
24M
24.00 mi08:51:093:28:268:4118:03
9:02
+1:08
Finish
26.22 mi09:09:103:46:278:3918:01
8:07
-0:55

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

6:05 /mi

Average Pace

8:39 /mi

Slowest Pace

15:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:38

12% of race

Time at Steady Pace

3:11:11

84% of race

Time at Slower Pace

7:38

3% of race

Average Pace: 8:38 /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 mi05:40:3817:558:5717:55
8:57
#2132
4M
4.00 mi05:58:3135:488:5717:53
8:57
#2098
6M
6.00 mi06:16:1153:288:5517:40
8:50
#1999
8M
8.00 mi06:33:261:10:438:5017:15
8:37
#1941
9.6M
9.60 mi06:48:141:25:318:5414:48
9:15
#1928
10M
10.00 mi06:50:401:27:578:482:26
6:05
#1928
10.5M
10.50 mi06:58:181:35:359:067:38
15:16
#2219
12M
12.00 mi07:09:471:47:048:5511:29
7:39
#1979
14M
14.00 mi07:28:052:05:228:5718:18
9:09
#1883
16M
16.00 mi07:41:482:19:058:4213:43
6:51
#1629
18M
18.00 mi08:00:402:37:578:4718:52
9:26
#1562
20M
20.00 mi08:17:182:54:358:4416:38
8:19
#1402
22M
22.00 mi08:33:063:10:238:3915:48
7:54
#1313
24M
24.00 mi08:51:093:28:268:4118:03
9:02
#1208
Finish
26.22 mi09:09:103:46:278:3918:01
8:07
#1074
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 62%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:04

Segment Time

11:11/mi

Pace

0.90 mi

Distance

Overall

4431

Women

1011

Division

174

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi213232253846(Top 12%)93(Top 4%)22(Top 8%)
4M4.00 mi2.00 mi2098+34312+1054-12093(Top 29%)317(Top 15%)58(Top 20%)
6M6.00 mi2.00 mi1999+99291+2156-21873(Top 26%)262(Top 13%)50(Top 18%)
8M8.00 mi2.00 mi1941+58277+1452+41761(Top 25%)245(Top 12%)48(Top 17%)
9.6M9.60 mi1.60 mi1928+13274+3522037(Top 28%)288(Top 14%)57(Top 20%)
10M10.00 mi0.40 mi1928272+251+11849(Top 26%)268(Top 13%)42(Top 15%)
10.5M10.50 mi0.50 mi2219-291327-5559-85339(Top 75%)1367(Top 66%)214(Top 76%)
12M12.00 mi1.50 mi1979+240289+3853+6846(Top 12%)93(Top 4%)22(Top 8%)
14M14.00 mi2.00 mi1883+96270+1950+31365(Top 19%)175(Top 8%)36(Top 13%)
16M16.00 mi2.00 mi1629+254232+3843+7780(Top 11%)94(Top 5%)15(Top 5%)
18M18.00 mi2.00 mi1562+67222+1044-11635(Top 23%)260(Top 12%)49(Top 17%)
20M20.00 mi2.00 mi1402+160191+3140+4739(Top 10%)88(Top 4%)16(Top 6%)
22M22.00 mi2.00 mi1313+89182+937+3767(Top 11%)102(Top 5%)26(Top 9%)
24M24.00 mi2.00 mi1208+105170+1236+1822(Top 11%)138(Top 7%)25(Top 9%)
Finish26.22 mi2.22 mi1074+134145+2531+5431(Top 6%)56(Top 3%)9(Top 3%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
×1human
+6ft-11ft

Overall

846

Females

93

F20-24

22

2M→4M

2.0 - 4.0 mi

Top 29%
×4stories
+75ft-70ft

Overall

2093

Females

317

F20-24

59

4M→6M

4.0 - 6.0 mi

Top 26%
×5stories
+71ft-18ft

Overall

1873

Females

262

F20-24

51

6M→8M

6.0 - 8.0 mi

Top 25%
×9stories
+106ft-21ft

Overall

1761

Females

245

F20-24

49

8M→9.6M

8.0 - 9.6 mi

Top 28%
×13stories
+117ft-177ft

Overall

2037

Females

288

F20-24

58

9.6M→10M

9.6 - 10.0 mi

Top 26%
×1story
+17ft-12ft

Overall

1849

Females

268

F20-24

44

10M→10.5M

10.0 - 10.5 mi

Top 75%
×9stories
+0ft-102ft

Overall

5339

Females

1367

F20-24

217

10.5M→12M

10.5 - 12.0 mi

Top 12%
×18stories
+304ft-125ft

Overall

846

Females

93

F20-24

22

12M→14M

12.0 - 14.0 mi

Top 19%
×9stories
+99ft-125ft

Overall

1365

Females

175

F20-24

36

14M→16M

14.0 - 16.0 mi

Top 11%
×9stories
+124ft-78ft

Overall

780

Females

94

F20-24

15

16M→18M

16.0 - 18.0 mi

Top 23%
×8stories
+106ft-45ft

Overall

1635

Females

260

F20-24

51

18M→20M

18.0 - 20.0 mi

Top 10%
×3stories
+52ft-26ft

Overall

739

Females

88

F20-24

16

20M→22M

20.0 - 22.0 mi

Top 11%
×21stories
+17ft-266ft

Overall

767

Females

102

F20-24

26

22M→24M

22.0 - 24.0 mi

Top 11%
×3stories
+70ft-85ft

Overall

822

Females

138

F20-24

25

24M→Finish

24.0 - 26.2 mi

Top 6%
~flat
+2ft-2ft

Overall

431

Females

56

F20-24

9

Passing Analysis

Category:
Athletes Passed
1629*
Passed By
571
Net Change
+1058
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2132
2M → 4M13399+34#2132#2098
4M → 6M11920+99#2098#1999
6M → 8M76*18+58#1999#1941
8M → 9.6M5542+13#1941#1928
9.6M → 10M14140#1928#1928
10M → 10.5M7298-291#1928#2219
10.5M → 12M2400+240#2219#1979
12M → 14M99*3+96#1979#1883
14M → 16M255*1+254#1883#1629
16M → 18M13568+67#1629#1562
18M → 20M161*1+160#1562#1402
20M → 22M93*4+89#1402#1313
22M → 24M108*3+105#1313#1208
24M → Finish134*0+134#1208#1074
TOTALS1629*571+1058

* 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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