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COMET OBSERVATIONS

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C/2021 D2 (ZTF)


NASA/JPL elements
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Magnitude and Afrho plots

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Statistics



Num Date
[TU]
 Julian day
-2400000		 Comet/Object Name r
(/Sun)
[AU]		 d
(/Earth)
[AU]		 Pict
 Spec
 Coma
Total
mag
(m1)
 Nuclear
mag
(m2)
 Coma
diameter
[']
 Coma
conden
sation		 Tail
length
[°]		 Tail
position
angle
[°]		 Afrho
[cm]		 Instr
diameter
[mm]		 Instr m1
aperture
radius
[']
 m2
aperture
radius
["]
 Obs
MPC
code		 Who
265602022 12 28.359942.81271C/2021 D2 (ZTF) 4.315 3.540Pict--19.5 --- - -360L -5.6X03jlvirlichie
252132022 03 04.759644.29453C/2021 D2 (ZTF) 2.960 2.619Pict--19.1 --- - -400L -5.8A77fkugel
242322021 10 24.759513.27796C/2021 D2 (ZTF) 3.120 3.185Pict--18 --- - -250L -6L27jfsoulier
241412021 10 10.759499.2493C/2021 D2 (ZTF) 3.169 3.248Pict--17.7 --- - -400L -5.8A77jgbosch
240922021 10 07.859496.3288C/2021 D2 (ZTF) 3.180 3.260---18 --- - -250L -4.5L27jfsoulier
240112021 09 22.859481.32834C/2021 D2 (ZTF) 3.238 3.307Pict--18.5 --- - -410L -4.2A77jnicolas
239382021 09 05.959464.41229C/2021 D2 (ZTF) 3.310 3.347Pict--18.2 --- - -410L -5.6A77jnicolas
236792021 07 27.859424.36289C/2021 D2 (ZTF) 3.503 3.443Pict--18.1 --- - -400L -5.8A77jgbosch
236692021 07 22.959419.46966C/2021 D2 (ZTF) 3.529 3.461Pict--17.8 --- - -400L -5.8A77dboust
236192021 07 17.059413.55951C/2021 D2 (ZTF) 3.556 3.482Pict--17.5 --- - -400L -5.8A77fkugel
235442021 07 03.959400.4971C/2021 D2 (ZTF) 3.632 3.555Pict--17.9 --- - -400L -5.8A77fkugel
235042021 06 16.059382.5814C/2021 D2 (ZTF) 3.727 3.677Pict--18.2 --- - -250L -6L27jfsoulier
234282021 06 03.059369.51683C/2021 D2 (ZTF) 3.804 3.797---18.2 --- - -400L -5.8A77fkugel
234242021 06 02.059368.53499C/2021 D2 (ZTF) 3.810 3.807Pict--18.6 --- - -300L -6.5C10jfsoulier
234032021 05 31.059366.54201C/2021 D2 (ZTF) 3.822 3.828Pict--19.1 --- - -300L -4.9C10jfsoulier

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