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SF MARATHON 1ST HALF 2025

Nína Bessolo

Hayward, CA

Bib: 19513 F 27

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
12:16/mi
22:13
→ flat
5.34M
10:40/mi
59:51
↑ 80↓ 74
6.15M
12:57/mi
1:10:20
↑ 126
10.54M
13:39/mi
2:10:16
↑ 230↓ 361
11.05M
18:22/mi
2:19:38
↑ 172
Finish· 13.11 mi
15:15/mi
2:51:02
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:10:2011:26 /mi⚡ faster
2nd Half
1:40:4214:28 /mi+43.2%
Positive split — 43.2% 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
22:1312:161.81 mi22:13
12:16
-
5.34M
59:5111:123.53 mi37:38
10:40
-1:36
6.15M
1:10:2011:260.81 mi10:29
12:57
+2:17
10.54M
2:10:1612:224.39 mi59:56
13:39
+0:42
11.05M
2:19:3812:380.51 mi9:22
18:22
+4:43
Finish(13.11 mi)
2:51:0213:032.06 mi31:24
15:15
-3:07
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:40 /mi

Average Pace

13:03 /mi

Slowest Pace

18:22 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

59:51

35% of race

Time at Steady Pace

1:10:25

41% of race

Time at Slower Pace

40:46

24% of race

Average Pace: 13:03 /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 mi6693286371466932863714
5.34M3.53 mi5491+12022155+708574+14045401643452
6.15M0.81 mi5570-792195-40585-1159802430643
10.54M4.39 mi6097-5272510-315664-7964982770717
11.05M0.51 mi6108-112514-4663+159732462647
Finish(13.11 mi)2.06 mi6267-1592620-106684-2166632895734

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 94%
~flat
+4ft-3ft

Overall

6693

Females

2863

F25-29

715

1.81M→5.34M

1.8 - 5.3 mi

Top 64%
×4story building
+80ft-74ft

Overall

4540

Females

1643

F25-29

453

5.34M→6.15M

5.3 - 6.2 mi

Top 84%
×10story building
+126ft-4ft

Overall

5980

Females

2430

F25-29

644

6.15M→10.54M

6.2 - 10.5 mi

Top 92%
×21story building
+230ft-361ft

Overall

6498

Females

2770

F25-29

718

10.54M→11.05M

10.5 - 11.1 mi

Top 84%
×14story building
+172ft-0ft

Overall

5973

Females

2462

F25-29

648

11.05M→Finish

11.1 - 13.1 mi

Top 94%
×7story building
+97ft-114ft

Overall

6663

Females

2895

F25-29

734

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#6693
1.81M → 5.34M
21204*+1202
#6693 → #5491
5.34M → 6.15M
10021-79
#5491 → #5570
6.15M → 10.54M
55528*-527
#5570 → #6097
10.54M → 11.05M
3019-11
#6097 → #6108
11.05M → Finish
18526*-159
#6108 → #6267
TOTALS
8721298*+426
#6693 → #6267

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

Passing Visualized

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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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