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SF MARATHON 1ST HALF 2026

Nitya Chetwani

San Ramon, CA

Bib: 19568 F 18

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F19 & Under
#0 / 83
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:36/mi
21:13
→ flat
12 ft elev
4M
11:31/mi
44:15
↑ 67↓ 69
10 ft elev
6M
11:06/mi
1:06:27
↑ 1231.1%
126 ft elev
8M
14:19/mi
1:35:05
↑ 166↓ 531.1%
246 ft elev
9.6M
14:19/mi
1:57:59
↑ 68↓ 1931.5%
126 ft elev
10M
21:36/mi
2:06:37
↓ 241.1%
90 ft elev
10.5M
6:18/mi
2:09:46
↓ 732.7%
18 ft elev
12M
15:43/mi
2:33:21
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:10/mi
2:45:44
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:06:2711:05 /mi⚡ faster
2nd Half
1:39:1713:58 /mi+49.4%
Positive split — 49.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:08:4921:1310:3621:13
10:36
-
4M
4.00 mi07:31:5144:1511:0423:02
11:31
+0:55
6M
6.00 mi07:54:031:06:2711:0522:12
11:06
-0:25
8M
8.00 mi08:22:411:35:0511:5328:38
14:19
+3:13
9.6M
9.60 mi08:45:351:57:5912:1722:54
14:19
0:00
10M
10.00 mi08:54:132:06:3712:408:38
21:36
+7:17
10.5M
10.50 mi08:57:222:09:4612:223:09
6:18
-15:18
12M
12.00 mi09:20:572:33:2112:4723:35
15:43
+9:25
Finish
13.11 mi09:33:202:45:4412:3912:23
11:10
-4:33

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

6:18 /mi

Average Pace

12:39 /mi

Slowest Pace

21:36 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

3:09

2% of race

Time at Steady Pace

1:18:50

48% of race

Time at Slower Pace

1:23:45

51% of race

Average Pace: 12:39 /mi

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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.

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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 mi07:08:4921:1310:3621:13
10:36
#4105
4M
4.00 mi07:31:5144:1511:0423:02
11:31
#4493
6M
6.00 mi07:54:031:06:2711:0522:12
11:06
#4278
8M
8.00 mi08:22:411:35:0511:5328:38
14:19
#5103
9.6M
9.60 mi08:45:351:57:5912:1722:54
14:19
#5666
10M
10.00 mi08:54:132:06:3712:408:38
21:36
#5582
10.5M
10.50 mi08:57:222:09:4612:223:09
6:18
#5584
12M
12.00 mi09:20:572:33:2112:4723:35
15:43
#5328
Finish
13.11 mi09:33:202:45:4412:3912:23
11:10
#5187
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 71%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:47

Segment Time

13:06/mi

Pace

0.90 mi

Distance

Overall

4650

Women

1839

Division

57

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF19 & UnderSeg. OverallSeg. FemalesSeg. F19 & Under
2M2.00 mi2.00 mi41051456574048152856
4M4.00 mi2.00 mi4493-3881659-20361-44892189868
6M6.00 mi2.00 mi4278+2151542+11760+14017142656
8M8.00 mi2.00 mi5103-8251981-43968-86066257674
9.6M9.60 mi1.60 mi5666-5632329-34871-36507288983
10M10.00 mi0.40 mi5582+842284+4569+24371169452
10.5M10.50 mi0.50 mi5584-22285-1695688240976
12M12.00 mi1.50 mi5328+2562149+136694048152856
Finish13.11 mi1.11 mi5187+1412079+7068+14199160659

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 62%
~flat
+5ft-3ft

Overall

4048

Females

1528

F15-19

55

2M→4M

2.0 - 4.0 mi

Top 74%
×4story building
+67ft-69ft

Overall

4892

Females

1898

F15-19

66

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4017

Females

1426

F15-19

55

6M→8M

6.0 - 8.0 mi

Top 92%
×12story building
+166ft-53ft

Overall

6066

Females

2576

F15-19

72

8M→9.6M

8.0 - 9.6 mi

Top 99%
×13story building
+68ft-193ft

Overall

6507

Females

2889

F15-19

78

9.6M→10M

9.6 - 10.0 mi

Top 66%
×2story building
+0ft-24ft

Overall

4371

Females

1694

F15-19

51

10M→10.5M

10.0 - 10.5 mi

Top 87%
×6story building
+1ft-73ft

Overall

5688

Females

2409

F15-19

71

10.5M→12M

10.5 - 12.0 mi

Top 62%
×21story building
+280ft-26ft

Overall

4048

Females

1528

F15-19

55

12M→Finish

12.0 - 13.1 mi

Top 64%
×7story building
+14ft-89ft

Overall

4199

Females

1606

F15-19

58

Passing Analysis

Category:
Athletes Passed
875*
Passed By
1957
Net Change
-1082
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4105
2M → 4M81469-388#4105#4493
4M → 6M259*44+215#4493#4278
6M → 8M6*831-825#4278#5103
8M → 9.6M1564-563#5103#5666
9.6M → 10M9713+84#5666#5582
10M → 10.5M810-2#5582#5584
10.5M → 12M281*25+256#5584#5328
12M → Finish142*1+141#5328#5187
TOTALS875*1957-1082

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

Passing Charts

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