"ဟယ်လီကြယ်တံခွန်" ၏ တည်းဖြတ်မှု မူကွဲများ

၃၄၂ ဘိုက် ပေါင်းထည့်ခဲ့သည် ,  ပြီးခဲ့သည့် ၃ နှစ်
အရေးမကြီး
တည်းဖြတ်မှုအတွက် စကားချပ် မရှိပါ
အရေးမကြီး
အရေးမကြီး
|journal=Icarus
|volume=82 |issue=1 |pages=36–49 |date=1989 |doi=10.1016/0019-1035(89)90021-3 |quote=densities obtained by this procedure are in reasonable agreement with intuitive expectations of densities near 1&nbsp;g/cm3, the uncertainties in several parameters and assumptions expand the error bars so far as to make the constraints on the density uniformative&nbsp;... suggestion that cometary nuclei tend to by very fluffy,&nbsp;... should not yet be adopted as a paradigm of cometary physics. |bibcode=1989Icar...82...36P}}</ref>)
| mass= 2.2{{e|14}} kg<ref name=mass>{{Cite journal|title=Halley, comet's mass loss and age|author1=G. Cevolani |author2=G. Bortolotti |author3=A. Hajduk |url=http://www.springerlink.com/content/0r3801302547v3x8/|date=1987|publisher=Italian Physical Society|journal=Il Nuovo Cimento C|volume=10|issue=5|pages=587–591|doi=10.1007/BF02507255|bibcode = 1987NCimC..10..587C }}</ref>
| mass= 2.2{{e|14}} kg<ref name=mass/>
| escape_velocity = ~{{v2|0.00000022|5.5}} [[Metre per second|km/s]]
| albedo= 0.04<ref name=dark>{{Cite web
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