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SF MARATHON 1ST HALF 2026

Thomas Lo Bello

Parkland, FL

Bib: 13306 M 26

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:49/mi
17:38
→ flat
4M
14:00/mi
45:37
↑ 67↓ 69
6M
10:49/mi
1:07:16
↑ 123
8M
13:45/mi
1:34:46
↑ 166↓ 53
9.6M
11:17/mi
1:52:50
↑ 68↓ 193
10M
30:45/mi
2:05:07
↓ 24
10.5M
8:24/mi
2:09:19
↓ 73
12M
20:04/mi
2:39:25
↑ 280
Finish· 13.11 mi
14:52/mi
2:55:54
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:07:1611:13 /mi⚡ faster
2nd Half
1:48:3815:17 /mi+61.5%
Positive split — 61.5% 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
2M
17:388:492.00 mi17:38
8:49
-
4M
45:3711:242.00 mi27:59
14:00
+5:11
6M
1:07:1611:132.00 mi21:39
10:49
-3:11
8M
1:34:4611:512.00 mi27:30
13:45
+2:56
9.6M
1:52:5011:451.60 mi18:04
11:17
-2:28
10M
2:05:0712:310.40 mi12:17
30:45
+19:28
10.5M
2:09:1912:190.50 mi4:12
8:24
-22:21
12M
2:39:2513:171.50 mi30:06
20:04
+11:40
Finish(13.11 mi)
2:55:5413:251.11 mi16:29
14:52
-5:12
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:24 /mi

Average Pace

13:25 /mi

Slowest Pace

30:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

21:50

12% of race

Time at Steady Pace

1:51:41

63% of race

Time at Slower Pace

42:23

24% of race

Average Pace: 13:25 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Garmin Challenge

Top 98%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

16:29

Segment Time

18:19/mi

Pace

0.90 mi

Distance

Overall

6430

Men

3542

Division

783

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi1294100725361623430757
4M2.00 mi5039-37453052-2045692-43964083571788
6M2.00 mi4523+5162834+218651+4136912423572
8M2.00 mi5049-5263079-245702-5158593389759
9.6M1.60 mi5167-1183117-38706-452853046696
10M0.40 mi5448-2813223-106730-2464403545782
10.5M0.50 mi5542-943261-38743-1364593559784
12M1.50 mi5787-2453341-80757-1461623430757
Finish(13.11 mi)1.11 mi5868-813365-24762-561663431760

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 94%
~flat
+5ft-3ft

Overall

6162

Males

3430

M25-29

758

2M→4M

2.0 - 4.0 mi

Top 97%
×4story building
+67ft-69ft

Overall

6408

Males

3571

M25-29

792

4M→6M

4.0 - 6.0 mi

Top 56%
×9story building
+123ft-9ft

Overall

3691

Males

2423

M25-29

573

6M→8M

6.0 - 8.0 mi

Top 89%
×12story building
+166ft-53ft

Overall

5859

Males

3389

M25-29

760

8M→9.6M

8.0 - 9.6 mi

Top 80%
×13story building
+68ft-193ft

Overall

5285

Males

3046

M25-29

697

9.6M→10M

9.6 - 10.0 mi

Top 98%
×2story building
+0ft-24ft

Overall

6440

Males

3545

M25-29

783

10M→10.5M

10.0 - 10.5 mi

Top 98%
×6story building
+1ft-73ft

Overall

6459

Males

3559

M25-29

785

10.5M→12M

10.5 - 12.0 mi

Top 94%
×21story building
+280ft-26ft

Overall

6162

Males

3430

M25-29

758

12M→Finish

12.0 - 13.1 mi

Top 94%
×7story building
+14ft-89ft

Overall

6166

Males

3431

M25-29

760

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#1294
2M → 4M
37450-3745
#1294 → #5039
4M → 6M
6522*+516
#5039 → #4523
6M → 8M
54317*-526
#4523 → #5049
8M → 9.6M
18769-118
#5049 → #5167
9.6M → 10M
2832-281
#5167 → #5448
10M → 10.5M
951-94
#5448 → #5542
10.5M → 12M
2538*-245
#5542 → #5787
12M → Finish
9514*-81
#5787 → #5868
TOTALS
5207633*-4574
#1294 → #5868

* 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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