Amanda Jacobson

Bib: 23067F

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:08
Rank: #21182
Start5K
8:44/mi
27:08 split
10K· 6.21 mi
54:45
Rank: #21510 (-328)
5K10K
8:53/mi
27:37 split
15K· 9.32 mi
1:22:34
Rank: #21580 (-70)
10K15K
8:57/mi
27:49 split
20K· 12.43 mi
1:50:25
Rank: #21369 (+211)
15K20K
8:58/mi
27:51 split
Half· 13.11 mi
1:56:24
Rank: #21328 (+41)
20KHalf
8:46/mi
5:59 split
25K· 15.53 mi
2:19:20
Rank: #21431 (-103)
Half25K
9:28/mi
22:56 split
30K· 18.64 mi
2:51:50
Rank: #21840 (-409)
25K30K
10:28/mi
32:30 split
20M
3:05:00
Rank: #21686 (+154)
30K20M
9:41/mi
13:10 split
21M
3:15:44
Rank: #21619 (+67)
20M21M
10:44/mi
10:44 split
35K· 21.75 mi
3:22:53
Rank: #21578 (+41)
21M35K
9:33/mi
7:09 split
23M
3:36:03
Rank: #21599 (-21)
35K23M
10:31/mi
13:10 split
24M
3:45:56
Rank: #21558 (+41)
23M24M
9:53/mi
9:53 split
40K· 24.85 mi
3:54:54
Rank: #21564 (-6)
24M40K
10:29/mi
8:58 split
25.2M
3:58:39
Rank: #21548 (+16)
40K25.2M
10:52/mi
3:45 split
Finish· 26.22 mi
4:07:44
Rank: #21435 (+113)
25.2MFinish
8:55/mi
9:05 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:24
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:11:20
Pace10:01 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:4227:088:4427:08
8:44
-
10K
6.21 mi11:53:1954:458:4927:37
8:53
+0:09
15K
9.32 mi12:21:081:22:348:5227:49
8:57
+0:04
20K
12.43 mi12:48:591:50:258:5327:51
8:58
+0:01
Half
13.11 mi12:54:581:56:248:535:59
8:46
-0:12
25K
15.53 mi13:17:542:19:208:5822:56
9:28
+0:42
30K
18.64 mi13:50:242:51:509:1332:30
10:28
+1:00
20M
20.00 mi14:03:343:05:009:1513:10
9:41
-0:47
21M
21.00 mi14:14:183:15:449:1910:44
10:44
+1:03
35K
21.75 mi14:21:273:22:539:207:09
9:33
-1:11
23M
23.00 mi14:34:373:36:039:2413:10
10:31
+0:58
24M
24.00 mi14:44:303:45:569:259:53
9:53
-0:38
40K
24.85 mi14:53:283:54:549:278:58
10:29
+0:36
25.2M
25.20 mi14:57:133:58:399:283:45
10:52
+0:23
Finish
26.22 mi15:06:184:07:449:279:05
8:55
-1:57

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

8:44 /mi

Average Pace

9:27 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:29

51% of race

Time at Steady Pace

53:08

21% of race

Time at Slower Pace

1:09:07

28% of race

Average Pace: 9:27 /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 mi11:25:4227:088:4427:08
8:44
#21182
10K
6.21 mi11:53:1954:458:4927:37
8:53
#21510
15K
9.32 mi12:21:081:22:348:5227:49
8:57
#21580
20K
12.43 mi12:48:591:50:258:5327:51
8:58
#21369
Half
13.11 mi12:54:581:56:248:535:59
8:46
#21328
25K
15.53 mi13:17:542:19:208:5822:56
9:28
#21431
30K
18.64 mi13:50:242:51:509:1332:30
10:28
#21840
20M
20.00 mi14:03:343:05:009:1513:10
9:41
#21686
21M
21.00 mi14:14:183:15:449:1910:44
10:44
#21619
35K
21.75 mi14:21:273:22:539:207:09
9:33
#21578
23M
23.00 mi14:34:373:36:039:2413:10
10:31
#21599
24M
24.00 mi14:44:303:45:569:259:53
9:53
#21558
40K
24.85 mi14:53:283:54:549:278:58
10:29
#21564
25.2M
25.20 mi14:57:133:58:399:283:45
10:52
#21548
Finish
26.22 mi15:06:184:07:449:279:05
8:55
#21435
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi211828187818721833(Top 77%)8456(Top 69%)8456(Top 466%)
10K6.21 mi3.10 mi21510-3288348-1618348-16121876(Top 77%)8530(Top 70%)8530(Top 470%)
15K9.32 mi3.11 mi21580-708351-38351-321833(Top 77%)8456(Top 69%)8456(Top 466%)
20K12.43 mi3.11 mi21369+2118239+1128239+11220799(Top 73%)7950(Top 65%)7950(Top 438%)
Half13.11 mi0.68 mi21328+418219+208219+2020829(Top 73%)7955(Top 65%)7955(Top 439%)
25K15.53 mi2.42 mi21431-1038287-688287-6821733(Top 77%)8506(Top 70%)8506(Top 469%)
30K18.64 mi3.11 mi21840-4098533-2468533-24622850(Top 80%)9237(Top 76%)9237(Top 509%)
20M20.00 mi1.36 mi21686+1548461+728461+7219925(Top 70%)7745(Top 63%)7745(Top 427%)
21M21.00 mi1.00 mi21619+678459+28459+220692(Top 73%)8291(Top 68%)8291(Top 457%)
35K21.75 mi0.75 mi21578+418445+148445+1420551(Top 72%)8269(Top 68%)8269(Top 456%)
23M23.00 mi1.25 mi21599-218487-428487-4222063(Top 78%)9099(Top 74%)9099(Top 502%)
24M24.00 mi1.00 mi21558+418486+18486+121017(Top 74%)8610(Top 70%)8610(Top 475%)
40K24.85 mi0.85 mi21564-68510-248510-2421901(Top 77%)9146(Top 75%)9146(Top 504%)
25.2M25.20 mi0.35 mi21548+168511-18511-120296(Top 71%)8316(Top 68%)8316(Top 459%)
Finish26.22 mi1.02 mi21435+1138469+428469+4218629(Top 66%)7401(Top 61%)7401(Top 408%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

21833

Females

8456

F45-49

8456

5K→10K

3.1 - 6.2 mi

Top 77%
×5stories
+79ft-138ft

Overall

21876

Females

8530

F45-49

8530

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

21833

Females

8456

F45-49

8456

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20799

Females

7950

F45-49

7950

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

20829

Females

7955

F45-49

7955

Half→25K

13.1 - 15.5 mi

Top 77%
×4stories
+66ft-88ft

Overall

21733

Females

8506

F45-49

8506

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22850

Females

9237

F45-49

9237

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19925

Females

7745

F45-49

7745

20M→21M

20.0 - 21.0 mi

Top 73%
×8stories
+106ft-24ft

Overall

20692

Females

8291

F45-49

8291

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20551

Females

8269

F45-49

8269

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22063

Females

9099

F45-49

9099

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

21017

Females

8610

F45-49

8610

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21901

Females

9146

F45-49

9146

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20296

Females

8316

F45-49

8316

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

18629

Females

7401

F45-49

7401

Passing Analysis

Category:
Athletes Passed
1630
Passed By
1883
Net Change
-253
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21182
5K10K159487-328#21182#21510
10K15K185255-70#21510#21580
15K20K30695+211#21580#21369
20KHalf6120+41#21369#21328
Half25K116219-103#21328#21431
25K30K86495-409#21431#21840
30K20M17824+154#21840#21686
20M21M11952+67#21686#21619
21M35K6322+41#21619#21578
35K23M85106-21#21578#21599
23M24M6928+41#21599#21558
24M40K5056-6#21558#21564
40K25.2M3216+16#21564#21548
25.2MFinish1218+113#21548#21435
TOTALS16301883-253
📊

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