Qinghong Helen Li

Bib: 24854β€’F

NJ

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Race Day Weather
51Β°/41Β°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
26:40
3.11 mi
Rank: #20544
Start β†’ 5K
26:40 | 8:35/mi
10K
52:55
6.21 mi
Rank: #20260 (+284)
5K β†’ 10K
26:15 | 8:27/mi
15K
1:19:41
9.32 mi
Rank: #20416 (-156)
10K β†’ 15K
26:46 | 8:37/mi
20K
1:47:36
12.43 mi
Rank: #20838 (-422)
15K β†’ 20K
27:55 | 9:00/mi
HALF
1:53:30
13.11 mi
Rank: #20845 (-7)
20K β†’ HALF
5:54 | 8:40/mi
25K
2:15:38
15.53 mi
Rank: #20984 (-139)
HALF β†’ 25K
22:08 | 9:08/mi
30K
2:45:27
18.64 mi
Rank: #21202 (-218)
25K β†’ 30K
29:49 | 9:36/mi
20M
2:58:25
20.00 mi
Rank: #21185 (+17)
30K β†’ 20M
12:58 | 9:33/mi
21M
3:09:07
21.00 mi
Rank: #21307 (-122)
20M β†’ 21M
10:42 | 10:42/mi
35K
3:16:15
21.75 mi
Rank: #21341 (-34)
21M β†’ 35K
7:08 | 9:33/mi
23M
3:28:33
23.00 mi
Rank: #21392 (-51)
35K β†’ 23M
12:18 | 9:50/mi
24M
3:38:08
24.00 mi
Rank: #21412 (-20)
23M β†’ 24M
9:35 | 9:35/mi
40K
3:46:26
24.85 mi
Rank: #21427 (-15)
24M β†’ 40K
8:18 | 9:43/mi
25.2M
3:50:04
25.20 mi
Rank: #21434 (-7)
40K β†’ 25.2M
3:38 | 10:33/mi
FINISH
3:59:06
26.22 mi
Rank: #21411 (+23)
25.2M β†’ FINISH
9:02 | 8:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:30
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:05:36
Pace9:35 /mi
πŸ“ŠPositive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4826:408:3526:40
8:35
-
10K
6.21 mi11:58:0352:558:3126:15
8:27
-0:08
15K
9.32 mi12:24:491:19:418:3326:46
8:37
+0:10
20K
12.43 mi12:52:441:47:368:4027:55
9:00
+0:23
HALF
13.11 mi12:58:381:53:308:405:54
8:40
-0:20
25K
15.53 mi13:20:462:15:388:4422:08
9:08
+0:28
30K
18.64 mi13:50:352:45:278:5329:49
9:36
+0:28
20M
20.00 mi14:03:332:58:258:5612:58
9:33
-0:03
21M
21.00 mi14:14:153:09:079:0110:42
10:42
+1:09
35K
21.75 mi14:21:233:16:159:027:08
9:33
-1:09
23M
23.00 mi14:33:413:28:339:0512:18
9:50
+0:17
24M
24.00 mi14:43:163:38:089:069:35
9:35
-0:15
40K
24.85 mi14:51:343:46:269:078:18
9:43
+0:08
25.2M
25.20 mi14:55:123:50:049:083:38
10:33
+0:50
FINISH
26.22 mi15:04:143:59:069:089:02
8:52
-1:41

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

8:27 /mi

Average Pace

9:08 /mi

Slowest Pace

10:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:24:40

61% of race

Time at Steady Pace

1:20:06

34% of race

Time at Slower Pace

14:20

6% of race

Average Pace: 9:07 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:31:4826:408:3526:40
8:35
#20544
10K
6.21 mi11:58:0352:558:3126:15
8:27
#20260
15K
9.32 mi12:24:491:19:418:3326:46
8:37
#20416
20K
12.43 mi12:52:441:47:368:4027:55
9:00
#20838
HALF
13.11 mi12:58:381:53:308:405:54
8:40
#20845
25K
15.53 mi13:20:462:15:388:4422:08
9:08
#20984
30K
18.64 mi13:50:352:45:278:5329:49
9:36
#21202
20M
20.00 mi14:03:332:58:258:5612:58
9:33
#21185
21M
21.00 mi14:14:153:09:079:0110:42
10:42
#21307
35K
21.75 mi14:21:233:16:159:027:08
9:33
#21341
23M
23.00 mi14:33:413:28:339:0512:18
9:50
#21392
24M
24.00 mi14:43:163:38:089:069:35
9:35
#21412
40K
24.85 mi14:51:343:46:269:078:18
9:43
#21427
25.2M
25.20 mi14:55:123:50:049:083:38
10:33
#21434
FINISH
26.22 mi15:04:143:59:069:089:02
8:52
#21411
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi205447938793820780(Top 72%)7996(Top 64%)7996(Top 841%)
10K6.21 mi3.10 mi20260+2847748+1907748+19020085(Top 69%)7645(Top 61%)7645(Top 804%)
15K9.32 mi3.11 mi20416-1567826-787826-7820780(Top 72%)7996(Top 64%)7996(Top 841%)
20K12.43 mi3.11 mi20838-4228066-2408066-24021860(Top 75%)8584(Top 68%)8584(Top 903%)
HALF13.11 mi0.68 mi20845-78078-128078-1221150(Top 73%)8201(Top 65%)8201(Top 862%)
25K15.53 mi2.42 mi20984-1398157-798157-7921726(Top 75%)8537(Top 68%)8537(Top 898%)
30K18.64 mi3.11 mi21202-2188277-1208277-12021933(Top 76%)8733(Top 69%)8733(Top 918%)
20M20.00 mi1.36 mi21185+178286-98286-921241(Top 73%)8464(Top 67%)8464(Top 890%)
21M21.00 mi1.00 mi21307-1228355-698355-6922434(Top 77%)9115(Top 72%)9115(Top 958%)
35K21.75 mi0.75 mi21341-348385-308385-3021883(Top 75%)8895(Top 71%)8895(Top 935%)
23M23.00 mi1.25 mi21392-518414-298414-2921657(Top 75%)8822(Top 70%)8822(Top 928%)
24M24.00 mi1.00 mi21412-208437-238437-2321616(Top 74%)8857(Top 70%)8857(Top 931%)
40K24.85 mi0.85 mi21427-158461-248461-2421085(Top 73%)8617(Top 69%)8617(Top 906%)
25.2M25.20 mi0.35 mi21434-78471-108471-1021189(Top 73%)8655(Top 69%)8655(Top 910%)
FINISH26.22 mi1.02 mi21411+238463+88463+819945(Top 69%)8057(Top 64%)8057(Top 847%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
Γ—21
+97ft-345ft

Overall

20780

Females

7996

F55-59

7996

5K→10K

3.1 - 6.2 mi

Top 69%
Γ—5
+79ft-138ft

Overall

20085

Females

7645

F55-59

7645

10K→15K

6.2 - 9.3 mi

Top 72%
Γ—3
+67ft-78ft

Overall

20780

Females

7996

F55-59

7996

15K→20K

9.3 - 12.4 mi

Top 75%
Γ—5
+106ft-86ft

Overall

21860

Females

8584

F55-59

8584

20K→HALF

12.4 - 13.1 mi

Top 73%
Γ—2
+19ft-37ft

Overall

21150

Females

8201

F55-59

8201

HALF→25K

13.1 - 15.5 mi

Top 75%
Γ—4
+66ft-88ft

Overall

21726

Females

8537

F55-59

8537

25K→30K

15.5 - 18.6 mi

Top 76%
Γ—9
+181ft-148ft

Overall

21933

Females

8733

F55-59

8733

30K→20M

18.6 - 20.0 mi

Top 73%
Γ—5
+64ft-50ft

Overall

21241

Females

8464

F55-59

8464

20M→21M

20.0 - 21.0 mi

Top 77%
Γ—8
+106ft-24ft

Overall

22434

Females

9115

F55-59

9115

21M→35K

21.0 - 21.8 mi

Top 75%
Γ—7
+17ft-86ft

Overall

21883

Females

8895

F55-59

8895

35K→23M

21.8 - 23.0 mi

Top 75%
Γ—5
+23ft-63ft

Overall

21657

Females

8822

F55-59

8822

23M→24M

23.0 - 24.0 mi

Top 74%
Γ—6
+12ft-82ft

Overall

21616

Females

8857

F55-59

8857

24M→40K

24.0 - 24.9 mi

Top 73%
Γ—1
+6ft-20ft

Overall

21085

Females

8617

F55-59

8617

40K→25.2M

24.9 - 25.2 mi

Top 73%
Γ—1
+13ft-16ft

Overall

21189

Females

8655

F55-59

8655

25.2M→FINISH

25.2 - 26.2 mi

Top 69%
Γ—2
+22ft-21ft

Overall

19945

Females

8057

F55-59

8057

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1279
Passed By
2146
Net Change
-867
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#20544
5K β†’ 10K445161+284#20544#20260
10K β†’ 15K137293-156#20260#20416
15K β†’ 20K71493-422#20416#20838
20K β†’ HALF3239-7#20838#20845
HALF β†’ 25K79218-139#20845#20984
25K β†’ 30K105323-218#20984#21202
30K β†’ 20M9982+17#21202#21185
20M β†’ 21M34156-122#21185#21307
21M β†’ 35K4276-34#21307#21341
35K β†’ 23M59110-51#21341#21392
23M β†’ 24M4464-20#21392#21412
24M β†’ 40K4661-15#21412#21427
40K β†’ 25.2M1825-7#21427#21434
25.2M β†’ FINISH6845+23#21434#21411
TOTALS12792146-867
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing