Jonathan Kirk

San Francisco, CA

Bib: 26361 M 55

0:00
0:00
/ mi
Masters
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Masters (Masters Men)
#0 / 555
Division (M55-59)
#0 / 60
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
10:46/mi
21:33
138680.7%
122 ft elev
4M
10:02/mi
41:37
1631.4%
280 ft elev
6M
12:55/mi
1:07:28
55830.3%
247 ft elev
8M
8:56/mi
1:25:21
651510.8%
143 ft elev
10M
11:31/mi
1:48:22
611741.1%
25 ft elev
12M
11:56/mi
2:12:15
41530.1%
12 ft elev
Finish· 13.11 mi
11:01/mi
2:24:28
→ flat
11 ft elev
Course Elevation
9292 ft
×24story building
548 ft climb · 587 ft descent

The Course

Half Splits

1st Half· via 6M
1:07:2811:15 /mi⚡ faster
2nd Half
1:17:0010:50 /mi+14.1%
Positive split — 14.1% 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
21:3310:462.00 mi21:33
10:46
-
4M
41:3710:242.00 mi20:04
10:02
-0:44
6M
1:07:2811:152.00 mi25:51
12:55
+2:53
8M
1:25:2110:402.00 mi17:53
8:56
-3:59
10M
1:48:2210:502.00 mi23:01
11:31
+2:35
12M
2:12:1511:012.00 mi23:53
11:56
+0:25
Finish(13.11 mi)
2:24:2811:011.11 mi12:13
11:01
-0:55
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:56 /mi

Average Pace

11:01 /mi

Slowest Pace

12:55 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

37:57

26% of race

Time at Steady Pace

56:47

39% of race

Time at Slower Pace

49:44

34% of race

Average Pace: 11:01 /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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi26451595492403144940
4M2.00 mi2482+1631527+6843+62366146639
6M2.00 mi2454+281519+8432404149241
8M2.00 mi2579-1251574-5544-12911170247
10M2.00 mi2559+201559+1543+12492150739
12M2.00 mi2530+291540+1942+12403144940
Finish(13.11 mi)1.11 mi2489+411518+22422169132436

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 63%
×9story building
+138ft-68ft

Overall

2403

Males

1449

M55-59

40

2M→4M

2.0 - 4.0 mi

Top 62%
×13story building
+163ft-19ft

Overall

2366

Males

1466

M55-59

39

4M→6M

4.0 - 6.0 mi

Top 63%
×4story building
+55ft-83ft

Overall

2404

Males

1492

M55-59

41

6M→8M

6.0 - 8.0 mi

Top 76%
×10story building
+65ft-151ft

Overall

2911

Males

1702

M55-59

47

8M→10M

8.0 - 10.0 mi

Top 65%
×10story building
+61ft-174ft

Overall

2492

Males

1507

M55-59

39

10M→12M

10.0 - 12.0 mi

Top 63%
×3story building
+41ft-53ft

Overall

2403

Males

1449

M55-59

40

12M→Finish

12.0 - 13.1 mi

Top 56%
×1human
+6ft-6ft

Overall

2169

Males

1324

M55-59

36

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2645
2M4M
33196+163
#2645 #2482
4M6M
4371+28
#2482 #2454
6M8M
13914-125
#2454 #2579
8M10M
3151*+20
#2579 #2559
10M12M
2554+29
#2559 #2530
12MFinish
1152*+41
#2530 #2489
TOTALS
282438*+156
#2645 #2489

* 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