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SF MARATHON 2ND HALF 2026

Dianna MacDonald

Bib: 23855•F•Age: 36

San francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Top 49%
Division (F35-39)
#0 / 222
Top 47%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:03/mi
20:07
↑ 138↓ 680.7%
4M
9:49/mi
39:44
↑ 1631.4%
6M
12:48/mi
1:05:20
↑ 55↓ 830.3%
8M
8:18/mi
1:21:57
↑ 65↓ 1510.8%
10M
11:19/mi
1:44:34
↑ 61↓ 1741.1%
12M
12:00/mi
2:08:35
↑ 41↓ 530.1%
Finish· 13.11 mi
11:32/mi
2:21:22
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:05:20
Pace10:53 /mi
2nd Half
Distance7.11 mi
Time1:16:02
Pace10:42 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:02:1420:0710:0320:07
10:03
-
4M
4.00 mi09:21:5139:449:5619:37
9:49
-0:14
6M
6.00 mi09:47:271:05:2010:5325:36
12:48
+2:59
8M
8.00 mi10:04:041:21:5710:1516:37
8:18
-4:30
10M
10.00 mi10:26:411:44:3410:2722:37
11:19
+3:01
12M
12.00 mi10:50:422:08:3510:4324:01
12:00
+0:41
Finish
13.11 mi11:03:292:21:2210:4712:47
11:32
-0:28

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

8:18 /mi

Average Pace

10:47 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:21

40% of race

Time at Steady Pace

59:25

42% of race

Time at Slower Pace

25:36

18% of race

Average Pace: 10:47 /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 mi09:02:1420:0710:0320:07
10:03
#2083
4M
4.00 mi09:21:5139:449:5619:37
9:49
#2116
6M
6.00 mi09:47:271:05:2010:5325:36
12:48
#2188
8M
8.00 mi10:04:041:21:5710:1516:37
8:18
#2239
10M
10.00 mi10:26:411:44:3410:2722:37
11:19
#2282
12M
12.00 mi10:50:422:08:3510:4324:01
12:00
#2313
Finish
13.11 mi11:03:292:21:2210:4712:47
11:32
#2316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi2083736852438(Top 63%)962(Top 55%)117(Top 53%)
4M4.00 mi2.00 mi2116-33751-1587-22210(Top 58%)813(Top 46%)92(Top 41%)
6M6.00 mi2.00 mi2188-72790-3993-62334(Top 61%)869(Top 49%)101(Top 45%)
8M8.00 mi2.00 mi2239-51809-19932500(Top 65%)962(Top 55%)119(Top 54%)
10M10.00 mi2.00 mi2282-43828-19100-72387(Top 62%)913(Top 52%)112(Top 50%)
12M12.00 mi2.00 mi2313-31858-30105-52438(Top 63%)962(Top 55%)117(Top 53%)
Finish13.11 mi1.11 mi2316-3866-8104+12448(Top 64%)982(Top 56%)119(Top 54%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 63%
×9story building
+138ft-68ft

Overall

2438

Females

962

F35-39

117

2M→4M

2.0 - 4.0 mi

Top 58%
×13story building
+163ft-19ft

Overall

2210

Females

813

F35-39

92

4M→6M

4.0 - 6.0 mi

Top 61%
×4story building
+55ft-83ft

Overall

2334

Females

869

F35-39

101

6M→8M

6.0 - 8.0 mi

Top 65%
×10story building
+65ft-151ft

Overall

2500

Females

962

F35-39

119

8M→10M

8.0 - 10.0 mi

Top 62%
×10story building
+61ft-174ft

Overall

2387

Females

913

F35-39

112

10M→12M

10.0 - 12.0 mi

Top 63%
×3story building
+41ft-53ft

Overall

2438

Females

962

F35-39

117

12M→Finish

12.0 - 13.1 mi

Top 64%
×1human
+6ft-6ft

Overall

2448

Females

982

F35-39

119

Passing Analysis

Category:
Athletes Passed
222*
Passed By
455
Net Change
-233
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2083
2M → 4M87120-33#2083#2116
4M → 6M29101-72#2116#2188
6M → 8M2273-51#2188#2239
8M → 10M30*73-43#2239#2282
10M → 12M3263-31#2282#2313
12M → Finish22*25-3#2313#2316
TOTALS222*455-233

* 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