Nancy Nguyen

Bib: 17551F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Female)
#0 / 10924
Top 31%
Masters (Masters Women)
#0 / 6263
Top 18%
Division (F45-49)
#0 / 1753
Top 22%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:01
Rank: #12549
Start5K
24:01 | 7:44/mi
10K· 6.21 mi
48:13
Rank: #12561 (-12)
5K10K
24:12 | 7:47/mi
15K· 9.32 mi
1:12:56
Rank: #12737 (-176)
10K15K
24:43 | 7:57/mi
20K· 12.43 mi
1:38:27
Rank: #12795 (-58)
15K20K
25:31 | 8:13/mi
Half· 13.11 mi
1:43:56
Rank: #12819 (-24)
20KHalf
5:29 | 8:02/mi
25K· 15.53 mi
2:04:14
Rank: #12695 (+124)
Half25K
20:18 | 8:22/mi
30K· 18.64 mi
2:31:02
Rank: #12369 (+326)
25K30K
26:48 | 8:38/mi
20M
2:42:42
Rank: #12125 (+244)
30K20M
11:40 | 8:35/mi
21M
2:52:26
Rank: #12064 (+61)
20M21M
9:44 | 9:44/mi
35K· 21.75 mi
2:58:46
Rank: #11978 (+86)
21M35K
6:20 | 8:28/mi
23M
3:10:06
Rank: #11906 (+72)
35K23M
11:20 | 9:03/mi
24M
3:18:22
Rank: #11676 (+230)
23M24M
8:16 | 8:16/mi
40K· 24.85 mi
3:25:39
Rank: #11483 (+193)
24M40K
7:17 | 8:31/mi
25.2M
3:28:58
Rank: #11421 (+62)
40K25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:37:28
Rank: #11341 (+80)
25.2MFinish
8:30 | 8:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:56
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:53:32
Pace8:40 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2124:017:4424:01
7:44
-
10K
6.21 mi11:38:3348:137:4624:12
7:47
+0:03
15K
9.32 mi12:03:161:12:567:4924:43
7:57
+0:10
20K
12.43 mi12:28:471:38:277:5525:31
8:13
+0:16
Half
13.11 mi12:34:161:43:567:565:29
8:02
-0:11
25K
15.53 mi12:54:342:04:148:0020:18
8:22
+0:20
30K
18.64 mi13:21:222:31:028:0626:48
8:38
+0:16
20M
20.00 mi13:33:022:42:428:0811:40
8:35
-0:03
21M
21.00 mi13:42:462:52:268:139:44
9:44
+1:09
35K
21.75 mi13:49:062:58:468:136:20
8:28
-1:16
23M
23.00 mi14:00:263:10:068:1611:20
9:03
+0:35
24M
24.00 mi14:08:423:18:228:168:16
8:16
-0:47
40K
24.85 mi14:15:593:25:398:167:17
8:31
+0:15
25.2M
25.20 mi14:19:183:28:588:183:19
9:37
+1:06
Finish
26.22 mi14:27:483:37:288:188:30
8:20
-1:17

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

7:44 /mi

Average Pace

8:18 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:25

36% of race

Time at Steady Pace

1:54:40

53% of race

Time at Slower Pace

24:23

11% of race

Average Pace: 8:18 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:2124:017:4424:01
7:44
#12549
10K
6.21 mi11:38:3348:137:4624:12
7:47
#12561
15K
9.32 mi12:03:161:12:567:4924:43
7:57
#12737
20K
12.43 mi12:28:471:38:277:5525:31
8:13
#12795
Half
13.11 mi12:34:161:43:567:565:29
8:02
#12819
25K
15.53 mi12:54:342:04:148:0020:18
8:22
#12695
30K
18.64 mi13:21:222:31:028:0626:48
8:38
#12369
20M
20.00 mi13:33:022:42:428:0811:40
8:35
#12125
21M
21.00 mi13:42:462:52:268:139:44
9:44
#12064
35K
21.75 mi13:49:062:58:468:136:20
8:28
#11978
23M
23.00 mi14:00:263:10:068:1611:20
9:03
#11906
24M
24.00 mi14:08:423:18:228:168:16
8:16
#11676
40K
24.85 mi14:15:593:25:398:167:17
8:31
#11483
25.2M
25.20 mi14:19:183:28:588:183:19
9:37
#11421
Finish
26.22 mi14:27:483:37:288:188:30
8:20
#11341
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi125493443344313132(Top 51%)3879(Top 36%)3879(Top 221%)
10K6.21 mi3.10 mi12561-123479-363479-3612567(Top 49%)3517(Top 32%)3517(Top 201%)
15K9.32 mi3.11 mi12737-1763600-1213600-12113132(Top 51%)3879(Top 36%)3879(Top 221%)
20K12.43 mi3.11 mi12795-583650-503650-5013222(Top 52%)3959(Top 36%)3959(Top 226%)
Half13.11 mi0.68 mi12819-243682-323682-3213025(Top 51%)3893(Top 36%)3893(Top 222%)
25K15.53 mi2.42 mi12695+1243645+373645+3712380(Top 48%)3713(Top 34%)3713(Top 212%)
30K18.64 mi3.11 mi12369+3263560+853560+8511304(Top 44%)3344(Top 31%)3344(Top 191%)
20M20.00 mi1.36 mi12125+2443475+853475+859930(Top 39%)2912(Top 27%)2912(Top 166%)
21M21.00 mi1.00 mi12064+613503-283503-2811857(Top 46%)4182(Top 38%)4182(Top 239%)
35K21.75 mi0.75 mi11978+863487+163487+1610562(Top 41%)3522(Top 32%)3522(Top 201%)
23M23.00 mi1.25 mi11906+723520-333520-3311448(Top 45%)4126(Top 38%)4126(Top 235%)
24M24.00 mi1.00 mi11676+2303448+723448+728159(Top 32%)2569(Top 24%)2569(Top 147%)
40K24.85 mi0.85 mi11483+1933388+603388+608476(Top 33%)2809(Top 26%)2809(Top 160%)
25.2M25.20 mi0.35 mi11421+623377+113377+119273(Top 36%)3288(Top 30%)3288(Top 188%)
Finish26.22 mi1.02 mi11341+803382-53382-510626(Top 42%)3801(Top 35%)3801(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21stories
+97ft-345ft

Overall

13132

Females

3879

F45-49

3879

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

12567

Females

3517

F45-49

3517

10K→15K

6.2 - 9.3 mi

Top 51%
×3stories
+67ft-78ft

Overall

13132

Females

3879

F45-49

3879

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13222

Females

3959

F45-49

3959

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

13025

Females

3893

F45-49

3893

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12380

Females

3713

F45-49

3713

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11304

Females

3344

F45-49

3344

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

9930

Females

2912

F45-49

2912

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

11857

Females

4182

F45-49

4182

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10562

Females

3522

F45-49

3522

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11448

Females

4126

F45-49

4126

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8159

Females

2569

F45-49

2569

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8476

Females

2809

F45-49

2809

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9273

Females

3288

F45-49

3288

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

10626

Females

3801

F45-49

3801

Passing Analysis

Category:
Athletes Passed
2850
Passed By
1642
Net Change
+1208
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12549
5K10K287299-12#12549#12561
10K15K162338-176#12561#12737
15K20K257315-58#12737#12795
20KHalf4165-24#12795#12819
Half25K300176+124#12819#12695
25K30K455129+326#12695#12369
30K20M27228+244#12369#12125
20M21M16099+61#12125#12064
21M35K10822+86#12064#11978
35K23M16896+72#11978#11906
23M24M2388+230#11906#11676
24M40K20916+193#11676#11483
40K25.2M686+62#11483#11421
25.2MFinish12545+80#11421#11341
TOTALS28501642+1208
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing