Nina Nikiforova

Berkeley, CA

Bib: 19806 F 28

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F25-29)
#0 / 761
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
9:36/mi
17:23
→ flat
5.34M
9:36/mi
51:16
8074
6.15M
10:10/mi
59:30
126
10.54M
11:43/mi
1:50:57
230361
11.05M
16:30/mi
1:59:22
172
Finish· 13.11 mi
16:46/mi
2:33:53
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
59:309:41 /mi⚡ faster
2nd Half
1:34:2313:34 /mi+58.6%
Positive split — 58.6% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
17:239:361.81 mi17:23
9:36
-
5.34M
51:169:363.53 mi33:53
9:36
0:00
6.15M
59:309:410.81 mi8:14
10:10
+0:34
10.54M
1:50:5710:324.39 mi51:27
11:43
+1:33
11.05M
1:59:2210:480.51 mi8:25
16:30
+4:47
Finish(13.11 mi)
2:33:5311:442.06 mi34:31
16:46
+0:16
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:36 /mi

Average Pace

11:44 /mi

Slowest Pace

16:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

59:30

39% of race

Time at Steady Pace

51:27

33% of race

Time at Slower Pace

42:56

28% of race

Average Pace: 11:44 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.81M1.81 mi30739412583073941258
5.34M3.53 mi2841+232850+91238+202797832230
6.15M0.81 mi2863-22850236+22933897247
10.54M4.39 mi3925-10621353-503381-14551272004542
11.05M0.51 mi4016-911395-42394-1348841893510
Finish(13.11 mi)2.06 mi5174-11582025-630550-15668723000749

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 43%
~flat
+4ft-3ft

Overall

3073

Females

941

F25-29

258

1.81M→5.34M

1.8 - 5.3 mi

Top 39%
×4story building
+80ft-74ft

Overall

2797

Females

832

F25-29

230

5.34M→6.15M

5.3 - 6.2 mi

Top 41%
×10story building
+126ft-4ft

Overall

2933

Females

897

F25-29

247

6.15M→10.54M

6.2 - 10.5 mi

Top 72%
×21story building
+230ft-361ft

Overall

5127

Females

2004

F25-29

542

10.54M→11.05M

10.5 - 11.1 mi

Top 69%
×14story building
+172ft-0ft

Overall

4884

Females

1893

F25-29

511

11.05M→Finish

11.1 - 13.1 mi

Top 97%
×7story building
+97ft-114ft

Overall

6872

Females

3000

F25-29

749

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#3073
1.81M5.34M
100332*+232
#3073 #2841
5.34M6.15M
6341-22
#2841 #2863
6.15M10.54M
107917*-1062
#2863 #3925
10.54M11.05M
10312-91
#3925 #4016
11.05MFinish
11668*-1158
#4016 #5174
TOTALS
2511410*-2101
#3073 #5174

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

Passing Visualized

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

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