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SF MARATHON 1ST HALF 2026

Karisma A Acosta

Bib: 20621•F•Age: 35

Pomona, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:39/mi
21:19
→ flat
4M
11:18/mi
43:54
↑ 67↓ 69
6M
13:53/mi
1:11:40
↑ 1231.1%
8M
13:45/mi
1:39:10
↑ 166↓ 531.1%
9.6M
13:45/mi
2:01:10
↑ 68↓ 1931.5%
10M
20:46/mi
2:09:28
↓ 241.1%
10.5M
5:50/mi
2:12:23
↓ 732.7%
12M
15:49/mi
2:36:07
↑ 2803.2%
Finish· 13.11 mi
12:03/mi
2:49:29
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:11:40
Pace11:57 /mi
2nd Half
Distance7.11 mi
Time1:37:49
Pace13:46 /mi
📊Positive Split: 36.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:3621:1910:3921:19
10:39
-
4M
4.00 mi07:24:1143:5410:5922:35
11:18
+0:39
6M
6.00 mi07:51:571:11:4011:5727:46
13:53
+2:35
8M
8.00 mi08:19:271:39:1012:2427:30
13:45
-0:08
9.6M
9.60 mi08:41:272:01:1012:3722:00
13:45
0:00
10M
10.00 mi08:49:452:09:2812:578:18
20:46
+7:01
10.5M
10.50 mi08:52:402:12:2312:362:55
5:50
-14:56
12M
12.00 mi09:16:242:36:0713:0123:44
15:49
+9:59
Finish
13.11 mi09:29:462:49:2912:5613:22
12:03
-3:46

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

5:50 /mi

Average Pace

12:56 /mi

Slowest Pace

20:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:49

28% of race

Time at Steady Pace

1:30:38

53% of race

Time at Slower Pace

32:02

19% of race

Average Pace: 12:56 /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...
0mi3.3mi6.6mi9.8mi13.1mi
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 mi07:01:3621:1910:3921:19
10:39
#4173
4M
4.00 mi07:24:1143:5410:5922:35
11:18
#4361
6M
6.00 mi07:51:571:11:4011:5727:46
13:53
#5401
8M
8.00 mi08:19:271:39:1012:2427:30
13:45
#5614
9.6M
9.60 mi08:41:272:01:1012:3722:00
13:45
#5946
10M
10.00 mi08:49:452:09:2812:578:18
20:46
#5816
10.5M
10.50 mi08:52:402:12:2312:362:55
5:50
#5793
12M
12.00 mi09:16:242:36:0713:0123:44
15:49
#5567
Finish
13.11 mi09:29:462:49:2912:5613:22
12:03
#5509
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 63%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:13

Segment Time

12:28/mi

Pace

0.90 mi

Distance

Overall

4140

Women

1557

Division

193

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi417314901894120(Top 63%)1566(Top 53%)195(Top 50%)
4M4.00 mi2.00 mi4361-1881592-102196-74610(Top 70%)1740(Top 59%)213(Top 55%)
6M6.00 mi2.00 mi5401-10402165-573268-726226(Top 95%)2685(Top 92%)350(Top 90%)
8M8.00 mi2.00 mi5614-2132290-125291-235861(Top 89%)2449(Top 84%)318(Top 82%)
9.6M9.60 mi1.60 mi5946-3322504-214319-286438(Top 98%)2849(Top 97%)375(Top 97%)
10M10.00 mi0.40 mi5816+1302435+69309+103923(Top 60%)1446(Top 49%)186(Top 48%)
10.5M10.50 mi0.50 mi5793+232419+16308+15092(Top 77%)2063(Top 70%)251(Top 65%)
12M12.00 mi1.50 mi5567+2262291+128290+184120(Top 63%)1566(Top 53%)195(Top 50%)
Finish13.11 mi1.11 mi5509+582266+25287+34959(Top 75%)2057(Top 70%)265(Top 68%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 63%
~flat
+5ft-3ft

Overall

4120

Females

1566

F35-39

195

2M→4M

2.0 - 4.0 mi

Top 70%
×4story building
+67ft-69ft

Overall

4610

Females

1740

F35-39

213

4M→6M

4.0 - 6.0 mi

Top 95%
×9story building
+123ft-9ft

Overall

6226

Females

2685

F35-39

350

6M→8M

6.0 - 8.0 mi

Top 89%
×12story building
+166ft-53ft

Overall

5861

Females

2449

F35-39

318

8M→9.6M

8.0 - 9.6 mi

Top 98%
×13story building
+68ft-193ft

Overall

6438

Females

2849

F35-39

375

9.6M→10M

9.6 - 10.0 mi

Top 60%
×2story building
+0ft-24ft

Overall

3923

Females

1446

F35-39

186

10M→10.5M

10.0 - 10.5 mi

Top 77%
×6story building
+1ft-73ft

Overall

5092

Females

2063

F35-39

251

10.5M→12M

10.5 - 12.0 mi

Top 63%
×21story building
+280ft-26ft

Overall

4120

Females

1566

F35-39

195

12M→Finish

12.0 - 13.1 mi

Top 75%
×7story building
+14ft-89ft

Overall

4959

Females

2057

F35-39

265

Passing Analysis

Category:
Athletes Passed
677*
Passed By
2013
Net Change
-1336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4173
2M → 4M125313-188#4173#4361
4M → 6M13*1053-1040#4361#5401
6M → 8M41*254-213#5401#5614
8M → 9.6M5337-332#5614#5946
9.6M → 10M14515+130#5946#5816
10M → 10.5M274+23#5816#5793
10.5M → 12M240*14+226#5793#5567
12M → Finish81*23+58#5567#5509
TOTALS677*2013-1336

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events