Amy Ko-Tang

Bib: 18054F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 40%
Masters (Masters Women)
#0 / 6539
Top 27%
Division (F45-49)
#0 / 1817
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:40
Rank: #13595
Start5K
7:56/mi
24:40 split
10K· 6.21 mi
49:19
Rank: #13888 (-293)
5K10K
7:56/mi
24:39 split
15K· 9.32 mi
1:14:15
Rank: #14116 (-228)
10K15K
8:02/mi
24:56 split
20K· 12.43 mi
1:39:29
Rank: #14157 (-41)
15K20K
8:07/mi
25:14 split
Half· 13.11 mi
1:44:55
Rank: #14143 (+14)
20KHalf
7:58/mi
5:26 split
25K· 15.53 mi
2:04:56
Rank: #14226 (-83)
Half25K
8:15/mi
20:01 split
30K· 18.64 mi
2:31:15
Rank: #14204 (+22)
25K30K
8:28/mi
26:19 split
20M
2:42:55
Rank: #14196 (+8)
30K20M
8:35/mi
11:40 split
21M
2:52:21
Rank: #14268 (-72)
20M21M
9:26/mi
9:26 split
35K· 21.75 mi
2:58:29
Rank: #14220 (+48)
21M35K
8:12/mi
6:08 split
23M
3:09:30
Rank: #14243 (-23)
35K23M
8:48/mi
11:01 split
24M
3:18:01
Rank: #14256 (-13)
23M24M
8:31/mi
8:31 split
40K· 24.85 mi
3:25:28
Rank: #14253 (+3)
24M40K
8:43/mi
7:27 split
25.2M
3:29:00
Rank: #14337 (-84)
40K25.2M
10:15/mi
3:32 split
Finish· 26.22 mi
3:37:59
Rank: #14429 (-92)
25.2MFinish
8:49/mi
8:59 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:53:04
Pace8:38 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0124:407:5624:40
7:56
-
10K
6.21 mi11:40:4049:197:5624:39
7:56
0:00
15K
9.32 mi12:05:361:14:157:5824:56
8:02
+0:06
20K
12.43 mi12:30:501:39:298:0025:14
8:07
+0:05
Half
13.11 mi12:36:161:44:558:005:26
7:58
-0:09
25K
15.53 mi12:56:172:04:568:0320:01
8:15
+0:17
30K
18.64 mi13:22:362:31:158:0726:19
8:28
+0:13
20M
20.00 mi13:34:162:42:558:0911:40
8:35
+0:07
21M
21.00 mi13:43:422:52:218:129:26
9:26
+0:51
35K
21.75 mi13:49:502:58:298:126:08
8:12
-1:14
23M
23.00 mi14:00:513:09:308:1411:01
8:48
+0:36
24M
24.00 mi14:09:223:18:018:158:31
8:31
-0:17
40K
24.85 mi14:16:493:25:288:167:27
8:43
+0:12
25.2M
25.20 mi14:20:213:29:008:183:32
10:15
+1:32
Finish
26.22 mi14:29:203:37:598:198:59
8:49
-1:26

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

7:56 /mi

Average Pace

8:19 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:55

48% of race

Time at Steady Pace

1:20:06

37% of race

Time at Slower Pace

32:58

15% of race

Average Pace: 8:19 /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 mi11:16:0124:407:5624:40
7:56
#13595
10K
6.21 mi11:40:4049:197:5624:39
7:56
#13888
15K
9.32 mi12:05:361:14:157:5824:56
8:02
#14116
20K
12.43 mi12:30:501:39:298:0025:14
8:07
#14157
Half
13.11 mi12:36:161:44:558:005:26
7:58
#14143
25K
15.53 mi12:56:172:04:568:0320:01
8:15
#14226
30K
18.64 mi13:22:362:31:158:0726:19
8:28
#14204
20M
20.00 mi13:34:162:42:558:0911:40
8:35
#14196
21M
21.00 mi13:43:422:52:218:129:26
9:26
#14268
35K
21.75 mi13:49:502:58:298:126:08
8:12
#14220
23M
23.00 mi14:00:513:09:308:1411:01
8:48
#14243
24M
24.00 mi14:09:223:18:018:158:31
8:31
#14256
40K
24.85 mi14:16:493:25:288:167:27
8:43
#14253
25.2M
25.20 mi14:20:213:29:008:183:32
10:15
#14337
Finish
26.22 mi14:29:203:37:598:198:59
8:49
#14429
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi135953778377814605(Top 55%)4448(Top 39%)4448(Top 245%)
10K6.21 mi3.10 mi13888-2933976-1983976-19814297(Top 54%)4237(Top 37%)4237(Top 233%)
15K9.32 mi3.11 mi14116-2284131-1554131-15514605(Top 55%)4448(Top 39%)4448(Top 245%)
20K12.43 mi3.11 mi14157-414178-474178-4714386(Top 54%)4339(Top 38%)4339(Top 239%)
Half13.11 mi0.68 mi14143+144168+104168+1014150(Top 53%)4181(Top 37%)4181(Top 230%)
25K15.53 mi2.42 mi14226-834247-794247-7914651(Top 55%)4619(Top 40%)4619(Top 254%)
30K18.64 mi3.11 mi14204+224266-194266-1914126(Top 53%)4409(Top 39%)4409(Top 243%)
20M20.00 mi1.36 mi14196+84290-244290-2414187(Top 53%)4529(Top 40%)4529(Top 249%)
21M21.00 mi1.00 mi14268-724360-704360-7015656(Top 59%)5427(Top 48%)5427(Top 299%)
35K21.75 mi0.75 mi14220+484344+164344+1613474(Top 51%)4273(Top 37%)4273(Top 235%)
23M23.00 mi1.25 mi14243-234377-334377-3314993(Top 56%)5164(Top 45%)5164(Top 284%)
24M24.00 mi1.00 mi14256-134405-284405-2814585(Top 55%)5007(Top 44%)5007(Top 276%)
40K24.85 mi0.85 mi14253+34426-214426-2114607(Top 55%)5081(Top 44%)5081(Top 280%)
25.2M25.20 mi0.35 mi14337-844485-594485-5918280(Top 69%)7089(Top 62%)7089(Top 390%)
Finish26.22 mi1.02 mi14429-924558-734558-7317116(Top 64%)6431(Top 56%)6431(Top 354%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

14605

Females

4448

F45-49

4448

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

14297

Females

4237

F45-49

4237

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

14605

Females

4448

F45-49

4448

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

14386

Females

4339

F45-49

4339

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14150

Females

4181

F45-49

4181

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

14651

Females

4619

F45-49

4619

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

14126

Females

4409

F45-49

4409

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14187

Females

4529

F45-49

4529

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15656

Females

5427

F45-49

5427

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

13474

Females

4273

F45-49

4273

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14993

Females

5164

F45-49

5164

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14585

Females

5007

F45-49

5007

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14607

Females

5081

F45-49

5081

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18280

Females

7089

F45-49

7089

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

17116

Females

6431

F45-49

6431

Passing Analysis

Category:
Athletes Passed
1255
Passed By
2089
Net Change
-834
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13595
5K10K166459-293#13595#13888
10K15K110338-228#13888#14116
15K20K158199-41#14116#14157
20KHalf3622+14#14157#14143
Half25K113196-83#14143#14226
25K30K204182+22#14226#14204
30K20M8779+8#14204#14196
20M21M58130-72#14196#14268
21M35K7123+48#14268#14220
35K23M83106-23#14220#14243
23M24M6578-13#14243#14256
24M40K6057+3#14256#14253
40K25.2M993-84#14253#14337
25.2MFinish35127-92#14337#14429
TOTALS12552089-834
📊

Passing Visuals

Category:
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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