Nancy Alpert

Bib: 5427F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 33%
Gender (Female)
#0 / 10924
Top 17%
Masters (Masters Women)
#0 / 6263
Top 7%
Division (F45-49)
#0 / 1753
Top 8%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:52
Rank: #9652
Start5K
22:52 | 7:22/mi
10K· 6.21 mi
45:50
Rank: #9458 (+194)
5K10K
22:58 | 7:24/mi
15K· 9.32 mi
1:09:02
Rank: #9406 (+52)
10K15K
23:12 | 7:28/mi
20K· 12.43 mi
1:32:46
Rank: #9344 (+62)
15K20K
23:44 | 7:38/mi
Half· 13.11 mi
1:37:48
Rank: #9289 (+55)
20KHalf
5:02 | 7:23/mi
25K· 15.53 mi
1:56:30
Rank: #9068 (+221)
Half25K
18:42 | 7:43/mi
30K· 18.64 mi
2:22:03
Rank: #9006 (+62)
25K30K
25:33 | 8:13/mi
20M
2:33:32
Rank: #8946 (+60)
30K20M
11:29 | 8:27/mi
21M
2:42:50
Rank: #8919 (+27)
20M21M
9:18 | 9:18/mi
35K· 21.75 mi
2:48:39
Rank: #8782 (+137)
21M35K
5:49 | 7:46/mi
23M
2:59:10
Rank: #8647 (+135)
35K23M
10:31 | 8:24/mi
24M
3:07:24
Rank: #8568 (+79)
23M24M
8:14 | 8:14/mi
40K· 24.85 mi
3:14:33
Rank: #8475 (+93)
24M40K
7:09 | 8:22/mi
25.2M
3:17:55
Rank: #8480 (-5)
40K25.2M
3:22 | 9:46/mi
Finish· 26.22 mi
3:25:50
Rank: #8379 (+101)
25.2MFinish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:48
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:48:02
Pace8:14 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:1422:527:2222:52
7:22
-
10K
6.21 mi10:52:1245:507:2322:58
7:24
+0:02
15K
9.32 mi11:15:241:09:027:2423:12
7:28
+0:04
20K
12.43 mi11:39:081:32:467:2823:44
7:38
+0:10
Half
13.11 mi11:44:101:37:487:285:02
7:23
-0:15
25K
15.53 mi12:02:521:56:307:3018:42
7:43
+0:20
30K
18.64 mi12:28:252:22:037:3725:33
8:13
+0:30
20M
20.00 mi12:39:542:33:327:4111:29
8:27
+0:14
21M
21.00 mi12:49:122:42:507:459:18
9:18
+0:51
35K
21.75 mi12:55:012:48:397:455:49
7:46
-1:32
23M
23.00 mi13:05:322:59:107:4710:31
8:24
+0:38
24M
24.00 mi13:13:463:07:247:498:14
8:14
-0:10
40K
24.85 mi13:20:553:14:337:507:09
8:22
+0:08
25.2M
25.20 mi13:24:173:17:557:513:22
9:46
+1:24
Finish
26.22 mi13:32:123:25:507:517:55
7:46
-2:00

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

7:22 /mi

Average Pace

7:51 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

50:52

25% of race

Time at Steady Pace

1:19:22

39% of race

Time at Slower Pace

1:15:36

37% of race

Average Pace: 7:51 /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 mi10:29:1422:527:2222:52
7:22
#9652
10K
6.21 mi10:52:1245:507:2322:58
7:24
#9458
15K
9.32 mi11:15:241:09:027:2423:12
7:28
#9406
20K
12.43 mi11:39:081:32:467:2823:44
7:38
#9344
Half
13.11 mi11:44:101:37:487:285:02
7:23
#9289
25K
15.53 mi12:02:521:56:307:3018:42
7:43
#9068
30K
18.64 mi12:28:252:22:037:3725:33
8:13
#9006
20M
20.00 mi12:39:542:33:327:4111:29
8:27
#8946
21M
21.00 mi12:49:122:42:507:459:18
9:18
#8919
35K
21.75 mi12:55:012:48:397:455:49
7:46
#8782
23M
23.00 mi13:05:322:59:107:4710:31
8:24
#8647
24M
24.00 mi13:13:463:07:247:498:14
8:14
#8568
40K
24.85 mi13:20:553:14:337:507:09
8:22
#8475
25.2M
25.20 mi13:24:173:17:557:513:22
9:46
#8480
Finish
26.22 mi13:32:123:25:507:517:55
7:46
#8379
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi9652186618669420(Top 37%)1886(Top 17%)1886(Top 108%)
10K6.21 mi3.10 mi9458+1941804+621804+629382(Top 37%)1826(Top 17%)1826(Top 104%)
15K9.32 mi3.11 mi9406+521816-121816-129420(Top 37%)1886(Top 17%)1886(Top 108%)
20K12.43 mi3.11 mi9344+621820-41820-49340(Top 37%)1985(Top 18%)1985(Top 113%)
Half13.11 mi0.68 mi9289+551804+161804+168305(Top 33%)1507(Top 14%)1507(Top 86%)
25K15.53 mi2.42 mi9068+2211741+631741+638386(Top 33%)1720(Top 16%)1720(Top 98%)
30K18.64 mi3.11 mi9006+621815-741815-749142(Top 36%)2281(Top 21%)2281(Top 130%)
20M20.00 mi1.36 mi8946+601850-351850-359181(Top 36%)2541(Top 23%)2541(Top 145%)
21M21.00 mi1.00 mi8919+271905-551905-559939(Top 39%)3189(Top 29%)3189(Top 182%)
35K21.75 mi0.75 mi8782+1371875+301875+306505(Top 25%)1528(Top 14%)1528(Top 87%)
23M23.00 mi1.25 mi8647+1351884-91884-97921(Top 31%)2352(Top 22%)2352(Top 134%)
24M24.00 mi1.00 mi8568+791888-41888-47955(Top 31%)2458(Top 23%)2458(Top 140%)
40K24.85 mi0.85 mi8475+931885+31885+37678(Top 30%)2448(Top 22%)2448(Top 140%)
25.2M25.20 mi0.35 mi8480-51915-301915-309933(Top 39%)3577(Top 33%)3577(Top 204%)
Finish26.22 mi1.02 mi8379+1011908+71908+77182(Top 28%)2197(Top 20%)2197(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9420

Females

1886

F45-49

1886

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9382

Females

1826

F45-49

1826

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9420

Females

1886

F45-49

1886

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9340

Females

1985

F45-49

1985

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8305

Females

1507

F45-49

1507

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8386

Females

1720

F45-49

1720

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9142

Females

2281

F45-49

2281

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9181

Females

2541

F45-49

2541

20M→21M

20.0 - 21.0 mi

Top 39%
×8stories
+106ft-24ft

Overall

9939

Females

3189

F45-49

3189

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6505

Females

1528

F45-49

1528

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

7921

Females

2352

F45-49

2352

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

7955

Females

2458

F45-49

2458

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7678

Females

2448

F45-49

2448

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

9933

Females

3577

F45-49

3577

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7182

Females

2197

F45-49

2197

Passing Analysis

Category:
Athletes Passed
2566
Passed By
1293
Net Change
+1273
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9652
5K10K350156+194#9652#9458
10K15K211159+52#9458#9406
15K20K249187+62#9406#9344
20KHalf649+55#9344#9289
Half25K30079+221#9289#9068
25K30K304242+62#9068#9006
30K20M15191+60#9006#8946
20M21M151124+27#8946#8919
21M35K1469+137#8919#8782
35K23M20469+135#8782#8647
23M24M12748+79#8647#8568
24M40K13239+93#8568#8475
40K25.2M4550-5#8475#8480
25.2MFinish13231+101#8480#8379
TOTALS25661293+1273
📊

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