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CIM 2023

Serena Jing

Bib: 10637•F•Age: 25

Stanford, CA

California International Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 9182
Gender (Female)
#0 / 3646
Top 49%
Age Group (F25-29)
Official
#0 / 591
Calculated (F25-29)
#0 / 604
Race Day Weather
63°/53°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
26:36
3.11 mi
Rank: #5079
Start → 5K
26:36 | 8:34/mi
10K
52:36
6.21 mi
Rank: #4969 (+110)
5K → 10K
26:00 | 8:23/mi
15K
1:19:31
9.32 mi
Rank: #5004 (-35)
10K → 15K
26:55 | 8:40/mi
Half
1:53:23
13.10 mi
Rank: #5133 (-129)
15K → Half
33:52 | 8:59/mi
25K
2:16:52
15.53 mi
Rank: #5314 (-181)
Half → 25K
23:29 | 9:39/mi
30K
2:47:06
18.64 mi
Rank: #5450 (-136)
25K → 30K
30:14 | 9:44/mi
35K
3:17:47
21.75 mi
Rank: #5407 (+43)
30K → 35K
30:41 | 9:53/mi
40K
3:48:30
24.85 mi
Rank: #5363 (+44)
35K → 40K
30:43 | 9:54/mi
Finish
4:01:51
26.22 mi
Rank: #5350 (+13)
40K → Finish
13:21 | 9:48/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:53:23
Pace8:40 /mi
2nd Half
Distance13.12 mi
Time2:08:28
Pace9:48 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:44:4426:368:3426:36
8:34
-
10K
6.21 mi08:10:4452:368:2826:00
8:23
-0:11
15K
9.32 mi08:37:391:19:318:3226:55
8:40
+0:17
Half
13.10 mi09:11:311:53:238:4033:52
8:59
+0:19
25K
15.53 mi09:35:002:16:528:4923:29
9:39
+0:40
30K
18.64 mi10:05:142:47:068:5830:14
9:44
+0:05
35K
21.75 mi10:35:553:17:479:0630:41
9:53
+0:09
40K
24.85 mi11:06:383:48:309:1230:43
9:54
+0:01
Finish
26.22 mi11:19:594:01:519:1413:21
9:48
-0:06

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:23 /mi

Average Pace

9:14 /mi

Slowest Pace

9:54 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:53:23

47% of race

Time at Steady Pace

1:37:45

40% of race

Time at Slower Pace

30:43

13% of race

Average Pace: 9:13 /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.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi07:44:4426:368:3426:36
8:34
#5079
10K
6.21 mi08:10:4452:368:2826:00
8:23
#4969
15K
9.32 mi08:37:391:19:318:3226:55
8:40
#5004
Half
13.10 mi09:11:311:53:238:4033:52
8:59
#5133
25K
15.53 mi09:35:002:16:528:4923:29
9:39
#5314
30K
18.64 mi10:05:142:47:068:5830:14
9:44
#5450
35K
21.75 mi10:35:553:17:479:0630:41
9:53
#5407
40K
24.85 mi11:06:383:48:309:1230:43
9:54
#5363
Finish
26.22 mi11:19:594:01:519:1413:21
9:48
#5350
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi507915833425029(Top 55%)1548(Top 42%)336(Top 57%)
10K6.21 mi3.10 mi4969+1101527+56336+64900(Top 53%)1494(Top 41%)332(Top 56%)
15K9.32 mi3.11 mi5004-351540-13339-35029(Top 55%)1548(Top 42%)336(Top 57%)
Half13.10 mi3.78 mi5133-1291613-73346-75577(Top 61%)1799(Top 49%)372(Top 63%)
25K15.53 mi2.43 mi5314-1811705-92361-156017(Top 66%)2036(Top 56%)412(Top 70%)
30K18.64 mi3.11 mi5450-1361782-77372-115813(Top 63%)1986(Top 54%)403(Top 68%)
35K21.75 mi3.11 mi5407+431783-1369+35294(Top 58%)1825(Top 50%)377(Top 64%)
40K24.85 mi3.10 mi5363+441785-2375-64954(Top 54%)1782(Top 49%)375(Top 63%)
Finish26.22 mi1.37 mi5350+131788-3374+15321(Top 58%)1959(Top 54%)415(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×9
+159ft-270ft

Overall

5029

Females

1548

F25-29

336

5K→10K

3.1 - 6.2 mi

Top 53%
×4
+112ft-158ft

Overall

4900

Females

1494

F25-29

332

10K→15K

6.2 - 9.3 mi

Top 55%
×5
+160ft-144ft

Overall

5029

Females

1548

F25-29

336

15K→Half

9.3 - 13.1 mi

Top 61%
×9
+201ft-289ft

Overall

5577

Females

1799

F25-29

372

Half→25K

13.1 - 15.5 mi

Top 66%
×2
+64ft-80ft

Overall

6017

Females

2036

F25-29

412

25K→30K

15.5 - 18.6 mi

Top 63%
×5
+78ft-121ft

Overall

5813

Females

1986

F25-29

403

30K→35K

18.6 - 21.8 mi

Top 58%
×4
+59ft-104ft

Overall

5294

Females

1825

F25-29

377

35K→40K

21.8 - 24.9 mi

Top 54%
×2
+72ft-73ft

Overall

4954

Females

1782

F25-29

375

40K→Finish

24.9 - 26.2 mi

Top 58%
~flat
+10ft-9ft

Overall

5321

Females

1959

F25-29

415

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
528
Passed By
799
Net Change
-271
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5079
5K → 10K15040+110#5079#4969
10K → 15K4681-35#4969#5004
15K → Half23152-129#5004#5133
Half → 25K20201-181#5133#5314
25K → 30K44180-136#5314#5450
30K → 35K10966+43#5450#5407
35K → 40K10460+44#5407#5363
40K → Finish3219+13#5363#5350
TOTALS528799-271
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

BQ

Boston Qualifying analysis available

NYC

NYC Marathon Qualifying analysis available

OTQ

Olympic Trials Qualifying analysis available

Finisher Certificate

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🏆 Finisher Certificate
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Activity Data

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Export & Support

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Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

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