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SF MARATHON 2ND HALF 2026

Bo Ning

Bib: 24545•F•Age: 38

Foster City, CA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
26:38
Rank: #3638
Start → 2M
26:38 | 13:19/mi
4M
52:12
Rank: #3578 (+60)
2M → 4M
25:34 | 12:47/mi
6M
1:21:49
Rank: #3476 (+102)
4M → 6M
29:37 | 14:48/mi
8M
1:39:55
Rank: #3406 (+70)
6M → 8M
18:06 | 9:03/mi
10M
2:05:28
Rank: #3323 (+83)
8M → 10M
25:33 | 12:47/mi
12M
2:32:22
Rank: #3274 (+49)
10M → 12M
26:54 | 13:27/mi
Finish· 13.11 mi
2:46:21
Rank: #3238 (+36)
12M → Finish
13:59 | 12:36/mi

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:21:49
Pace13:38 /mi
2nd Half
Distance7.11 mi
Time1:24:32
Pace11:53 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:07:1726:3813:1926:38
13:19
-
4M
4.00 mi09:32:5152:1213:0325:34
12:47
-0:32
6M
6.00 mi10:02:281:21:4913:3829:37
14:48
+2:01
8M
8.00 mi10:20:341:39:5512:2918:06
9:03
-5:45
10M
10.00 mi10:46:072:05:2812:3325:33
12:47
+3:44
12M
12.00 mi11:13:012:32:2212:4226:54
13:27
+0:40
Finish
13.11 mi11:27:002:46:2112:4113:59
12:36
-0:51

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

9:03 /mi

Average Pace

12:41 /mi

Slowest Pace

14:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:06

11% of race

Time at Steady Pace

1:58:38

71% of race

Time at Slower Pace

29:37

18% of race

Average Pace: 12:41 /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.

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 mi09:07:1726:3813:1926:38
13:19
#3638
4M
4.00 mi09:32:5152:1213:0325:34
12:47
#3578
6M
6.00 mi10:02:281:21:4913:3829:37
14:48
#3476
8M
8.00 mi10:20:341:39:5512:2918:06
9:03
#3406
10M
10.00 mi10:46:072:05:2812:3325:33
12:47
#3323
12M
12.00 mi11:13:012:32:2212:4226:54
13:27
#3274
Finish
13.11 mi11:27:002:46:2112:4113:59
12:36
#3238
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi363816312003039(Top 79%)1296(Top 74%)158(Top 71%)
4M4.00 mi2.00 mi3578+601598+332003480(Top 91%)1545(Top 88%)192(Top 86%)
6M6.00 mi2.00 mi3476+1021526+72190+103201(Top 83%)1355(Top 77%)160(Top 72%)
8M8.00 mi2.00 mi3406+701485+41179+112979(Top 78%)1244(Top 71%)154(Top 69%)
10M10.00 mi2.00 mi3323+831438+47171+83082(Top 80%)1302(Top 74%)155(Top 70%)
12M12.00 mi2.00 mi3274+491411+27169+23039(Top 79%)1296(Top 74%)158(Top 71%)
Finish13.11 mi1.11 mi3238+361391+20165+42938(Top 77%)1255(Top 71%)154(Top 69%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 79%
×9stories
+138ft-68ft

Overall

3039

Females

1296

F35-39

158

2M→4M

2.0 - 4.0 mi

Top 91%
×13stories
+163ft-19ft

Overall

3480

Females

1545

F35-39

193

4M→6M

4.0 - 6.0 mi

Top 83%
×4stories
+55ft-83ft

Overall

3201

Females

1355

F35-39

161

6M→8M

6.0 - 8.0 mi

Top 78%
×10stories
+65ft-151ft

Overall

2979

Females

1244

F35-39

155

8M→10M

8.0 - 10.0 mi

Top 80%
×10stories
+61ft-174ft

Overall

3082

Females

1302

F35-39

155

10M→12M

10.0 - 12.0 mi

Top 79%
×3stories
+41ft-53ft

Overall

3039

Females

1296

F35-39

158

12M→Finish

12.0 - 13.1 mi

Top 77%
×1human
+6ft-6ft

Overall

2938

Females

1255

F35-39

154

Passing Analysis

Category:
Athletes Passed
422*
Passed By
22
Net Change
+400
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3638
2M → 4M7010+60#3638#3578
4M → 6M1042+102#3578#3476
6M → 8M70*0+70#3476#3406
8M → 10M87*4+83#3406#3323
10M → 12M501+49#3323#3274
12M → Finish41*5+36#3274#3238
TOTALS422*22+400

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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