Emma Rosen

Bib: 28123F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:23
Rank: #22982
Start5K
9:08/mi
28:23 split
10K· 6.21 mi
55:49
Rank: #22364 (+618)
5K10K
8:50/mi
27:26 split
15K· 9.32 mi
1:23:13
Rank: #21952 (+412)
10K15K
8:49/mi
27:24 split
20K· 12.43 mi
1:50:50
Rank: #21549 (+403)
15K20K
8:53/mi
27:37 split
Half· 13.11 mi
1:56:55
Rank: #21535 (+14)
20KHalf
8:55/mi
6:05 split
25K· 15.53 mi
2:18:44
Rank: #21259 (+276)
Half25K
9:00/mi
21:49 split
30K· 18.64 mi
2:47:24
Rank: #20777 (+482)
25K30K
9:14/mi
28:40 split
20M
3:00:20
Rank: #20630 (+147)
30K20M
9:31/mi
12:56 split
21M
3:10:06
Rank: #20444 (+186)
20M21M
9:46/mi
9:46 split
35K· 21.75 mi
3:17:00
Rank: #20393 (+51)
21M35K
9:13/mi
6:54 split
23M
3:28:46
Rank: #20275 (+118)
35K23M
9:24/mi
11:46 split
24M
3:37:58
Rank: #20206 (+69)
23M24M
9:12/mi
9:12 split
40K· 24.85 mi
3:46:03
Rank: #20151 (+55)
24M40K
9:27/mi
8:05 split
25.2M
3:49:32
Rank: #20112 (+39)
40K25.2M
10:06/mi
3:29 split
Finish· 26.22 mi
3:58:14
Rank: #19992 (+120)
25.2MFinish
8:32/mi
8:42 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:55
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:01:19
Pace9:15 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:5728:239:0828:23
9:08
-
10K
6.21 mi12:17:2355:498:5927:26
8:50
-0:18
15K
9.32 mi12:44:471:23:138:5627:24
8:49
-0:01
20K
12.43 mi13:12:241:50:508:5527:37
8:53
+0:04
Half
13.11 mi13:18:291:56:558:556:05
8:55
+0:02
25K
15.53 mi13:40:182:18:448:5621:49
9:00
+0:05
30K
18.64 mi14:08:582:47:248:5928:40
9:14
+0:14
20M
20.00 mi14:21:543:00:209:0112:56
9:31
+0:17
21M
21.00 mi14:31:403:10:069:039:46
9:46
+0:15
35K
21.75 mi14:38:343:17:009:036:54
9:13
-0:33
23M
23.00 mi14:50:203:28:469:0511:46
9:24
+0:11
24M
24.00 mi14:59:323:37:589:059:12
9:12
-0:12
40K
24.85 mi15:07:373:46:039:068:05
9:27
+0:15
25.2M
25.20 mi15:11:063:49:329:073:29
10:06
+0:39
Finish
26.22 mi15:19:483:58:149:068:42
8:32
-1:34

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

8:32 /mi

Average Pace

9:06 /mi

Slowest Pace

10:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:12

81% of race

Time at Steady Pace

42:33

18% of race

Time at Slower Pace

3:29

1% of race

Average Pace: 9:05 /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 mi11:49:5728:239:0828:23
9:08
#22982
10K
6.21 mi12:17:2355:498:5927:26
8:50
#22364
15K
9.32 mi12:44:471:23:138:5627:24
8:49
#21952
20K
12.43 mi13:12:241:50:508:5527:37
8:53
#21549
Half
13.11 mi13:18:291:56:558:556:05
8:55
#21535
25K
15.53 mi13:40:182:18:448:5621:49
9:00
#21259
30K
18.64 mi14:08:582:47:248:5928:40
9:14
#20777
20M
20.00 mi14:21:543:00:209:0112:56
9:31
#20630
21M
21.00 mi14:31:403:10:069:039:46
9:46
#20444
35K
21.75 mi14:38:343:17:009:036:54
9:13
#20393
23M
23.00 mi14:50:203:28:469:0511:46
9:24
#20275
24M
24.00 mi14:59:323:37:589:059:12
9:12
#20206
40K
24.85 mi15:07:373:46:039:068:05
9:27
#20151
25.2M
25.20 mi15:11:063:49:329:073:29
10:06
#20112
Finish
26.22 mi15:19:483:58:149:068:42
8:32
#19992
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi229829158915821124(Top 74%)8069(Top 66%)8069(Top 148%)
10K6.21 mi3.10 mi22364+6188817+3418817+34121550(Top 76%)8338(Top 68%)8338(Top 152%)
15K9.32 mi3.11 mi21952+4128574+2438574+24321124(Top 74%)8069(Top 66%)8069(Top 148%)
20K12.43 mi3.11 mi21549+4038342+2328342+23220420(Top 72%)7722(Top 63%)7722(Top 141%)
Half13.11 mi0.68 mi21535+148337+58337+521484(Top 76%)8295(Top 68%)8295(Top 152%)
25K15.53 mi2.42 mi21259+2768187+1508187+15019909(Top 70%)7484(Top 61%)7484(Top 137%)
30K18.64 mi3.11 mi20777+4827974+2137974+21318770(Top 66%)6995(Top 57%)6995(Top 128%)
20M20.00 mi1.36 mi20630+1477906+687906+6819269(Top 68%)7409(Top 61%)7409(Top 135%)
21M21.00 mi1.00 mi20444+1867824+827824+8217361(Top 61%)6463(Top 53%)6463(Top 118%)
35K21.75 mi0.75 mi20393+517809+157809+1519293(Top 68%)7602(Top 62%)7602(Top 139%)
23M23.00 mi1.25 mi20275+1187772+377772+3718250(Top 64%)7112(Top 58%)7112(Top 130%)
24M24.00 mi1.00 mi20206+697756+167756+1618377(Top 65%)7242(Top 59%)7242(Top 132%)
40K24.85 mi0.85 mi20151+557746+107746+1018555(Top 65%)7411(Top 61%)7411(Top 136%)
25.2M25.20 mi0.35 mi20112+397732+147732+1417549(Top 62%)6903(Top 56%)6903(Top 126%)
Finish26.22 mi1.02 mi19992+1207676+567676+5616511(Top 58%)6321(Top 52%)6321(Top 116%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21124

Females

8069

F18-39

8069

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21550

Females

8338

F18-39

8338

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21124

Females

8069

F18-39

8069

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20420

Females

7722

F18-39

7722

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

21484

Females

8295

F18-39

8295

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19909

Females

7484

F18-39

7484

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18770

Females

6995

F18-39

6995

30K→20M

18.6 - 20.0 mi

Top 68%
×5story building
+64ft-50ft

Overall

19269

Females

7409

F18-39

7409

20M→21M

20.0 - 21.0 mi

Top 61%
×8story building
+106ft-24ft

Overall

17361

Females

6463

F18-39

6463

21M→35K

21.0 - 21.8 mi

Top 68%
×7story building
+17ft-86ft

Overall

19293

Females

7602

F18-39

7602

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18250

Females

7112

F18-39

7112

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

18377

Females

7242

F18-39

7242

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18555

Females

7411

F18-39

7411

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

17549

Females

6903

F18-39

6903

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

16511

Females

6321

F18-39

6321

Passing Analysis

Category:
Athletes Passed
3374
Passed By
384
Net Change
+2990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22982
5K10K67658+618#22982#22364
10K15K45341+412#22364#21952
15K20K43229+403#21952#21549
20KHalf3925+14#21549#21535
Half25K30630+276#21535#21259
25K30K49614+482#21259#20777
30K20M18033+147#20777#20630
20M21M1937+186#20630#20444
21M35K8433+51#20444#20393
35K23M15133+118#20393#20275
23M24M8516+69#20275#20206
24M40K9136+55#20206#20151
40K25.2M467+39#20151#20112
25.2MFinish14222+120#20112#19992
TOTALS3374384+2990
📊

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