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SF MARATHON 2ND HALF 2026

Nasheen Kalkat

Bib: 26899•F•Age: 34

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F30-34)
#0 / 408
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
22:28
Rank: #2952
Start → 2M
11:14/mi
22:28 split
4M
43:06
Rank: #2723 (+229)
2M → 4M
10:19/mi
20:38 split
6M
1:09:50
Rank: #2698 (+25)
4M → 6M
13:22/mi
26:44 split
8M
1:26:55
Rank: #2680 (+18)
6M → 8M
8:32/mi
17:05 split
10M
1:49:58
Rank: #2655 (+25)
8M → 10M
11:32/mi
23:03 split
12M
2:14:37
Rank: #2653 (+2)
10M → 12M
12:19/mi
24:39 split
Finish· 13.11 mi
2:28:00
Rank: #2662 (-9)
12M → Finish
12:04/mi
13:23 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:09:50
Pace11:38 /mi
2nd Half
Distance7.11 mi
Time1:18:10
Pace11:00 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:08:5222:2811:1422:28
11:14
-
4M
4.00 mi09:29:3043:0610:4720:38
10:19
-0:55
6M
6.00 mi09:56:141:09:5011:3826:44
13:22
+3:03
8M
8.00 mi10:13:191:26:5510:5217:05
8:32
-4:50
10M
10.00 mi10:36:221:49:5811:0023:03
11:32
+3:00
12M
12.00 mi11:01:012:14:3711:1324:39
12:19
+0:47
Finish
13.11 mi11:14:242:28:0011:1713:23
12:04
-0:15

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

8:32 /mi

Average Pace

11:17 /mi

Slowest Pace

13:22 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:43

25% of race

Time at Steady Pace

58:54

40% of race

Time at Slower Pace

51:23

35% of race

Average Pace: 11:17 /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.

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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
2M
2.00 mi09:08:5222:2811:1422:28
11:14
#2952
4M
4.00 mi09:29:3043:0610:4720:38
10:19
#2723
6M
6.00 mi09:56:141:09:5011:3826:44
13:22
#2698
8M
8.00 mi10:13:191:26:5510:5217:05
8:32
#2680
10M
10.00 mi10:36:221:49:5811:0023:03
11:32
#2655
12M
12.00 mi11:01:012:14:3711:1324:39
12:19
#2653
Finish
13.11 mi11:14:242:28:0011:1713:23
12:04
#2662
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi295212072952594(Top 68%)1055(Top 60%)265(Top 65%)
4M4.00 mi2.00 mi2723+2291068+139267+282559(Top 67%)994(Top 56%)252(Top 62%)
6M6.00 mi2.00 mi2698+251059+9266+12657(Top 69%)1040(Top 59%)265(Top 65%)
8M8.00 mi2.00 mi2680+181050+9262+42688(Top 70%)1072(Top 61%)272(Top 67%)
10M10.00 mi2.00 mi2655+251038+12264-22507(Top 65%)983(Top 56%)255(Top 63%)
12M12.00 mi2.00 mi2653+21048-10268-42594(Top 68%)1055(Top 60%)265(Top 65%)
Finish13.11 mi1.11 mi2662-91061-13272-42709(Top 71%)1124(Top 64%)290(Top 71%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 68%
×9stories
+138ft-68ft

Overall

2594

Females

1055

F30-34

265

2M→4M

2.0 - 4.0 mi

Top 67%
×13stories
+163ft-19ft

Overall

2559

Females

994

F30-34

252

4M→6M

4.0 - 6.0 mi

Top 69%
×4stories
+55ft-83ft

Overall

2657

Females

1040

F30-34

265

6M→8M

6.0 - 8.0 mi

Top 70%
×10stories
+65ft-151ft

Overall

2688

Females

1072

F30-34

272

8M→10M

8.0 - 10.0 mi

Top 65%
×10stories
+61ft-174ft

Overall

2507

Females

983

F30-34

255

10M→12M

10.0 - 12.0 mi

Top 68%
×3stories
+41ft-53ft

Overall

2594

Females

1055

F30-34

265

12M→Finish

12.0 - 13.1 mi

Top 71%
×1human
+6ft-6ft

Overall

2709

Females

1124

F30-34

290

Passing Analysis

Category:
Athletes Passed
474*
Passed By
184
Net Change
+290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2952
2M → 4M24011+229#2952#2723
4M → 6M7954+25#2723#2698
6M → 8M4527+18#2698#2680
8M → 10M46*21+25#2680#2655
10M → 12M4341+2#2655#2653
12M → Finish21*30-9#2653#2662
TOTALS474*184+290

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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