Pamela Jao

Bib: 18638F

NY

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Age Group (F18-39)
#0 / 5716
Top 47%
Race Day Weather
51°/41°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
23:50
3.11 mi
Rank: #14294
Start5K
23:50 | 7:41/mi
10K
47:18
6.21 mi
Rank: #13846 (+448)
5K10K
23:28 | 7:34/mi
15K
1:10:52
9.32 mi
Rank: #13698 (+148)
10K15K
23:34 | 7:36/mi
20K
1:34:36
12.43 mi
Rank: #13540 (+158)
15K20K
23:44 | 7:39/mi
HALF
1:39:48
13.11 mi
Rank: #13569 (-29)
20KHALF
5:12 | 7:38/mi
25K
1:58:38
15.53 mi
Rank: #13539 (+30)
HALF25K
18:50 | 7:46/mi
30K
2:23:10
18.64 mi
Rank: #13381 (+158)
25K30K
24:32 | 7:54/mi
20M
2:33:48
20.00 mi
Rank: #13205 (+176)
30K20M
10:38 | 7:50/mi
21M
2:41:46
21.00 mi
Rank: #12977 (+228)
20M21M
7:58 | 7:58/mi
35K
2:47:22
21.75 mi
Rank: #12888 (+89)
21M35K
5:36 | 7:30/mi
23M
2:57:17
23.00 mi
Rank: #12792 (+96)
35K23M
9:55 | 7:56/mi
24M
3:05:03
24.00 mi
Rank: #12748 (+44)
23M24M
7:46 | 7:46/mi
40K
3:11:41
24.85 mi
Rank: #12659 (+89)
24M40K
6:38 | 7:46/mi
25.2M
3:14:32
25.20 mi
Rank: #12603 (+56)
40K25.2M
2:51 | 8:16/mi
FINISH
3:21:58
26.22 mi
Rank: #12467 (+136)
25.2MFINISH
7:26 | 7:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:42:10
Pace7:48 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:4923:507:4123:50
7:41
-
10K
6.21 mi11:30:1747:187:3723:28
7:34
-0:07
15K
9.32 mi11:53:511:10:527:3723:34
7:36
+0:02
20K
12.43 mi12:17:351:34:367:3723:44
7:39
+0:03
HALF
13.11 mi12:22:471:39:487:375:12
7:38
-0:01
25K
15.53 mi12:41:371:58:387:3918:50
7:46
+0:08
30K
18.64 mi13:06:092:23:107:4124:32
7:54
+0:08
20M
20.00 mi13:16:472:33:487:4210:38
7:50
-0:04
21M
21.00 mi13:24:452:41:467:437:58
7:58
+0:08
35K
21.75 mi13:30:212:47:227:425:36
7:30
-0:28
23M
23.00 mi13:40:162:57:177:439:55
7:56
+0:26
24M
24.00 mi13:48:023:05:037:437:46
7:46
-0:10
40K
24.85 mi13:54:403:11:417:436:38
7:46
0:00
25.2M
25.20 mi13:57:313:14:327:442:51
8:16
+0:30
FINISH
26.22 mi14:04:573:21:587:437:26
7:18
-0:58

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

7:18 /mi

Average Pace

7:43 /mi

Slowest Pace

8:16 /mi

Loading chart...
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

3:19:07

99% of race

Time at Steady Pace

2:51

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /mi

Loading chart...
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 mi11:06:4923:507:4123:50
7:41
#14294
10K
6.21 mi11:30:1747:187:3723:28
7:34
#13846
15K
9.32 mi11:53:511:10:527:3723:34
7:36
#13698
20K
12.43 mi12:17:351:34:367:3723:44
7:39
#13540
HALF
13.11 mi12:22:471:39:487:375:12
7:38
#13569
25K
15.53 mi12:41:371:58:387:3918:50
7:46
#13539
30K
18.64 mi13:06:092:23:107:4124:32
7:54
#13381
20M
20.00 mi13:16:472:33:487:4210:38
7:50
#13205
21M
21.00 mi13:24:452:41:467:437:58
7:58
#12977
35K
21.75 mi13:30:212:47:227:425:36
7:30
#12888
23M
23.00 mi13:40:162:57:177:439:55
7:56
#12792
24M
24.00 mi13:48:023:05:037:437:46
7:46
#12748
40K
24.85 mi13:54:403:11:417:436:38
7:46
#12659
25.2M
25.20 mi13:57:313:14:327:442:51
8:16
#12603
FINISH
26.22 mi14:04:573:21:587:437:26
7:18
#12467
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi142944249424913549(Top 47%)3888(Top 31%)3888(Top 68%)
10K6.21 mi3.10 mi13846+4484000+2494000+24913425(Top 46%)3790(Top 30%)3790(Top 66%)
15K9.32 mi3.11 mi13698+1483931+693931+6913549(Top 47%)3888(Top 31%)3888(Top 68%)
20K12.43 mi3.11 mi13540+1583875+563875+5613186(Top 45%)3765(Top 30%)3765(Top 66%)
HALF13.11 mi0.68 mi13569-293896-213896-2114124(Top 49%)4208(Top 33%)4208(Top 74%)
25K15.53 mi2.42 mi13539+303898-23898-213556(Top 47%)4043(Top 32%)4043(Top 71%)
30K18.64 mi3.11 mi13381+1583862+363862+3612711(Top 44%)3687(Top 29%)3687(Top 65%)
20M20.00 mi1.36 mi13205+1763791+713791+7111590(Top 40%)3203(Top 25%)3203(Top 56%)
21M21.00 mi1.00 mi12977+2283691+1003691+1009722(Top 33%)2378(Top 19%)2378(Top 42%)
35K21.75 mi0.75 mi12888+893651+403651+4010804(Top 37%)2916(Top 23%)2916(Top 51%)
23M23.00 mi1.25 mi12792+963612+393612+3911947(Top 41%)3571(Top 28%)3571(Top 62%)
24M24.00 mi1.00 mi12748+443612361212060(Top 42%)3734(Top 30%)3734(Top 65%)
40K24.85 mi0.85 mi12659+893587+253587+2510775(Top 37%)3151(Top 25%)3151(Top 55%)
25.2M25.20 mi0.35 mi12603+563568+193568+1910149(Top 35%)2913(Top 23%)2913(Top 51%)
FINISH26.22 mi1.02 mi12467+1363522+463522+469890(Top 34%)2793(Top 22%)2793(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21
+97ft-345ft

Overall

13549

Females

3888

F18-39

3888

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13425

Females

3790

F18-39

3790

10K→15K

6.2 - 9.3 mi

Top 47%
×3
+67ft-78ft

Overall

13549

Females

3888

F18-39

3888

15K→20K

9.3 - 12.4 mi

Top 45%
×5
+106ft-86ft

Overall

13186

Females

3765

F18-39

3765

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14124

Females

4208

F18-39

4208

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13556

Females

4043

F18-39

4043

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12711

Females

3687

F18-39

3687

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11590

Females

3203

F18-39

3203

20M→21M

20.0 - 21.0 mi

Top 33%
×8
+106ft-24ft

Overall

9722

Females

2378

F18-39

2378

21M→35K

21.0 - 21.8 mi

Top 37%
×7
+17ft-86ft

Overall

10804

Females

2916

F18-39

2916

35K→23M

21.8 - 23.0 mi

Top 41%
×5
+23ft-63ft

Overall

11947

Females

3571

F18-39

3571

23M→24M

23.0 - 24.0 mi

Top 42%
×6
+12ft-82ft

Overall

12060

Females

3734

F18-39

3734

24M→40K

24.0 - 24.9 mi

Top 37%
×1
+6ft-20ft

Overall

10775

Females

3151

F18-39

3151

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10149

Females

2913

F18-39

2913

25.2M→FINISH

25.2 - 26.2 mi

Top 34%
×2
+22ft-21ft

Overall

9890

Females

2793

F18-39

2793

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2596*
Passed By
769
Net Change
+1827
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14294
5K10K578*130+448#14294#13846
10K15K279*131+148#13846#13698
15K20K243*85+158#13698#13540
20KHALF1948-29#13540#13569
HALF25K136106+30#13569#13539
25K30K266*108+158#13539#13381
30K20M19014+176#13381#13205
20M21M233*5+228#13205#12977
21M35K10617+89#12977#12888
35K23M13741+96#12888#12792
23M24M9450+44#12792#12748
24M40K10617+89#12748#12659
40K25.2M626+56#12659#12603
25.2MFINISH14711+136#12603#12467
TOTALS2596*769+1827

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

📊

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

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing