Sonja Olson

Bib: 22574F

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 48%
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:47
Rank: #18355
Start5K
8:37/mi
26:47 split
10K· 6.21 mi
53:20
Rank: #18439 (-84)
5K10K
8:33/mi
26:33 split
15K· 9.32 mi
1:20:02
Rank: #18406 (+33)
10K15K
8:36/mi
26:42 split
20K· 12.43 mi
1:47:13
Rank: #18375 (+31)
15K20K
8:45/mi
27:11 split
Half· 13.11 mi
1:53:09
Rank: #18387 (-12)
20KHalf
8:42/mi
5:56 split
25K· 15.53 mi
2:14:35
Rank: #18361 (+26)
Half25K
8:50/mi
21:26 split
30K· 18.64 mi
2:42:55
Rank: #18214 (+147)
25K30K
9:07/mi
28:20 split
20M
2:55:12
Rank: #18098 (+116)
30K20M
9:02/mi
12:17 split
21M
3:04:48
Rank: #17967 (+131)
20M21M
9:36/mi
9:36 split
35K· 21.75 mi
3:11:21
Rank: #17935 (+32)
21M35K
8:45/mi
6:33 split
23M
3:22:43
Rank: #17861 (+74)
35K23M
9:05/mi
11:22 split
24M
3:31:29
Rank: #17775 (+86)
23M24M
8:46/mi
8:46 split
40K· 24.85 mi
3:39:07
Rank: #17715 (+60)
24M40K
8:56/mi
7:38 split
25.2M
3:42:22
Rank: #17668 (+47)
40K25.2M
9:25/mi
3:15 split
Finish· 26.22 mi
3:51:05
Rank: #17582 (+86)
25.2MFinish
8:33/mi
8:43 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:09
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:57:56
Pace9:00 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:1326:478:3726:47
8:37
-
10K
6.21 mi11:47:4653:208:3526:33
8:33
-0:04
15K
9.32 mi12:14:281:20:028:3526:42
8:36
+0:03
20K
12.43 mi12:41:391:47:138:3827:11
8:45
+0:09
Half
13.11 mi12:47:351:53:098:385:56
8:42
-0:03
25K
15.53 mi13:09:012:14:358:4021:26
8:50
+0:08
30K
18.64 mi13:37:212:42:558:4428:20
9:07
+0:17
20M
20.00 mi13:49:382:55:128:4612:17
9:02
-0:05
21M
21.00 mi13:59:143:04:488:489:36
9:36
+0:34
35K
21.75 mi14:05:473:11:218:486:33
8:45
-0:51
23M
23.00 mi14:17:093:22:438:4911:22
9:05
+0:20
24M
24.00 mi14:25:553:31:298:498:46
8:46
-0:19
40K
24.85 mi14:33:333:39:078:497:38
8:56
+0:10
25.2M
25.20 mi14:36:483:42:228:493:15
9:25
+0:29
Finish
26.22 mi14:45:313:51:058:498:43
8:33
-0:52

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

8:33 /mi

Average Pace

8:49 /mi

Slowest Pace

9:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:38:14

94% of race

Time at Steady Pace

12:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:21:1326:478:3726:47
8:37
#18355
10K
6.21 mi11:47:4653:208:3526:33
8:33
#18439
15K
9.32 mi12:14:281:20:028:3526:42
8:36
#18406
20K
12.43 mi12:41:391:47:138:3827:11
8:45
#18375
Half
13.11 mi12:47:351:53:098:385:56
8:42
#18387
25K
15.53 mi13:09:012:14:358:4021:26
8:50
#18361
30K
18.64 mi13:37:212:42:558:4428:20
9:07
#18214
20M
20.00 mi13:49:382:55:128:4612:17
9:02
#18098
21M
21.00 mi13:59:143:04:488:489:36
9:36
#17967
35K
21.75 mi14:05:473:11:218:486:33
8:45
#17935
23M
23.00 mi14:17:093:22:438:4911:22
9:05
#17861
24M
24.00 mi14:25:553:31:298:498:46
8:46
#17775
40K
24.85 mi14:33:333:39:078:497:38
8:56
#17715
25.2M
25.20 mi14:36:483:42:228:493:15
9:25
#17668
Finish
26.22 mi14:45:313:51:058:498:43
8:33
#17582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi183556782678218409(Top 69%)6741(Top 59%)6741(Top 371%)
10K6.21 mi3.10 mi18439-846786-46786-418538(Top 70%)6791(Top 59%)6791(Top 374%)
15K9.32 mi3.11 mi18406+336749+376749+3718409(Top 69%)6741(Top 59%)6741(Top 371%)
20K12.43 mi3.11 mi18375+316735+146735+1418418(Top 69%)6743(Top 59%)6743(Top 371%)
Half13.11 mi0.68 mi18387-126736-16736-118935(Top 71%)7034(Top 62%)7034(Top 387%)
25K15.53 mi2.42 mi18361+266743-76743-718177(Top 68%)6649(Top 58%)6649(Top 366%)
30K18.64 mi3.11 mi18214+1476696+476696+4717799(Top 67%)6523(Top 57%)6523(Top 359%)
20M20.00 mi1.36 mi18098+1166643+536643+5316768(Top 63%)6019(Top 53%)6019(Top 331%)
21M21.00 mi1.00 mi17967+1316571+726571+7216445(Top 62%)5884(Top 52%)5884(Top 324%)
35K21.75 mi0.75 mi17935+326560+116560+1116760(Top 63%)6148(Top 54%)6148(Top 338%)
23M23.00 mi1.25 mi17861+746534+266534+2616459(Top 62%)6003(Top 53%)6003(Top 330%)
24M24.00 mi1.00 mi17775+866495+396495+3916055(Top 60%)5842(Top 51%)5842(Top 322%)
40K24.85 mi0.85 mi17715+606463+326463+3215805(Top 59%)5749(Top 50%)5749(Top 316%)
25.2M25.20 mi0.35 mi17668+476443+206443+2014908(Top 56%)5266(Top 46%)5266(Top 290%)
Finish26.22 mi1.02 mi17582+866408+356408+3515768(Top 59%)5688(Top 50%)5688(Top 313%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18409

Females

6741

F45-49

6741

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18538

Females

6791

F45-49

6791

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18409

Females

6741

F45-49

6741

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

18418

Females

6743

F45-49

6743

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

18935

Females

7034

F45-49

7034

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

18177

Females

6649

F45-49

6649

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

17799

Females

6523

F45-49

6523

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

16768

Females

6019

F45-49

6019

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

16445

Females

5884

F45-49

5884

21M→35K

21.0 - 21.8 mi

Top 63%
×7story building
+17ft-86ft

Overall

16760

Females

6148

F45-49

6148

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

16459

Females

6003

F45-49

6003

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

16055

Females

5842

F45-49

5842

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15805

Females

5749

F45-49

5749

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14908

Females

5266

F45-49

5266

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15768

Females

5688

F45-49

5688

Passing Analysis

Category:
Athletes Passed
1926
Passed By
1153
Net Change
+773
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18355
5K10K282366-84#18355#18439
10K15K197164+33#18439#18406
15K20K177146+31#18406#18375
20KHalf2840-12#18375#18387
Half25K136110+26#18387#18361
25K30K256109+147#18361#18214
30K20M14428+116#18214#18098
20M21M16534+131#18098#17967
21M35K5523+32#17967#17935
35K23M12551+74#17935#17861
23M24M10822+86#17861#17775
24M40K9030+60#17775#17715
40K25.2M514+47#17715#17668
25.2MFinish11226+86#17668#17582
TOTALS19261153+773
📊

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