Rebecca Boice

Bib: 10643FAge: 47

Oakland, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 5177
Gender (Female)
#0 / 2293
Top 40%
Masters (Masters Women)
#0 / 617
Top 29%
Division (F45-49)
#0 / 152
Top 34%
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2.13M
12:18/mi
26:12
→ flat
6.62M
9:41/mi
1:09:41
299780.9%
7.12M
15:46/mi
1:17:34
271.0%
10.65M
9:27/mi
1:50:55
1273601.3%
Finish· 13.11 mi
10:14/mi
2:16:04
2441141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:09:41
Pace10:32 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:06:23
Pace10:14 /mi
📊Negative Split: 4.7% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:29:3726:1212:1826:12
12:18
-
6.62M
6.62 mi08:13:061:09:4110:3243:29
9:41
-2:37
7.12M
7.12 mi08:20:591:17:3410:547:53
15:46
+6:05
10.65M
10.65 mi08:54:201:50:5510:2533:21
9:27
-6:19
Finish
13.11 mi09:19:292:16:0410:2325:09
10:14
+0:47

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

9:27 /mi

Average Pace

10:23 /mi

Slowest Pace

15:46 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:41:59

75% of race

Time at Slower Pace

34:05

25% of race

Average Pace: 10:23 /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
2.13M
2.13 mi07:29:3726:1212:1826:12
12:18
#2386
6.62M
6.62 mi08:13:061:09:4110:3243:29
9:41
#2406
7.12M
7.12 mi08:20:591:17:3410:547:53
15:46
#2564
10.65M
10.65 mi08:54:201:50:5510:2533:21
9:27
#2524
Finish
13.11 mi09:19:292:16:0410:2325:09
10:14
#2637
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2.13M2.13 mi2.13 mi2386769402386(Top 46%)769(Top 34%)40(Top 26%)
6.62M6.62 mi4.49 mi2406-20775-643-32427(Top 47%)805(Top 35%)42(Top 28%)
7.12M7.12 mi0.50 mi2564-158853-7845-23680(Top 71%)1412(Top 62%)74(Top 49%)
10.65M10.65 mi3.53 mi2524+40840+13452442(Top 47%)822(Top 36%)45(Top 30%)
Finish13.11 mi2.46 mi2637-113914-7451-63140(Top 61%)1209(Top 53%)66(Top 43%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 46%
~flat
+6ft-3ft

Overall

2386

Females

769

F45-49

40

2.13M→6.62M

2.1 - 6.6 mi

Top 47%
×19story building
+299ft-78ft

Overall

2427

Females

805

F45-49

42

6.62M→7.12M

6.6 - 7.1 mi

Top 71%
×2story building
+27ft-0ft

Overall

3680

Females

1412

F45-49

74

7.12M→10.65M

7.1 - 10.7 mi

Top 47%
×21story building
+127ft-360ft

Overall

2442

Females

822

F45-49

45

10.65M→Finish

10.7 - 13.1 mi

Top 61%
×17story building
+244ft-114ft

Overall

3140

Females

1209

F45-49

66

Passing Analysis

Category:
Athletes Passed
317*
Passed By
568
Net Change
-251
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2386
2.13M6.62M181*201-20#2386#2406
6.62M7.12M10168-158#2406#2564
7.12M10.65M94*54+40#2564#2524
10.65MFinish32*145-113#2524#2637
TOTALS317*568-251

* 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