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COMET OBSERVATIONS

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C/2021 Y1 (ATLAS)


NASA/JPL elements
IAU/MPC elements

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
268512023 03 05.760010.27448C/2021 Y1 (ATLAS) 2.144 2.346Pict--15.7 --- - -400L -4.15A77fkugel
267662023 02 10.759987.25345C/2021 Y1 (ATLAS) 2.245 2.145---15.5 --- - -410L -5.6A77jnicolas
267652023 02 09.059985.56878C/2021 Y1 (ATLAS) 2.250 2.135Pict--15.7 --- - -350L -5.6X03hroy
267142023 02 04.759981.28052C/2021 Y1 (ATLAS) 2.276 2.085Pict--15 --- - -400L -5.8A77fkugel
267032023 01 31.759977.26752C/2021 Y1 (ATLAS) 2.297 2.044Pict--15.6 --- - -410L -5.6A77jnicolas
266812023 01 24.759970.29677C/2021 Y1 (ATLAS) 2.337 1.971Pict--15.4 --- - -410L -5.6A77jnicolas
266562023 01 24.759970.26087C/2021 Y1 (ATLAS) 2.337 1.971---15 --- - -80R -9.3A77fkugel
265672022 12 28.059942.54473C/2021 Y1 (ATLAS) 2.505 1.737Pict--15.6 --- - -350L -5.6X03hroy
265442022 12 26.759941.24297C/2021 Y1 (ATLAS) 2.518 1.725Pict--15.2 --- - -400L -5.8A77jgbosch
265172022 12 18.859933.37138C/2021 Y1 (ATLAS) 2.573 1.695Pict--15 --- - -120R -7.4XXXjpdesgrees
265022022 12 17.859932.32302C/2021 Y1 (ATLAS) 2.580 1.693Pict--15.4 --- - -400L -5.8A77fkugel
264802022 12 11.759926.277C/2021 Y1 (ATLAS) 2.622 1.689Pict--15.1 --- - -400L -5.8A77jgbosch
264282022 11 30.859915.30353C/2021 Y1 (ATLAS) 2.702 1.725Pict-14.114.9 --- - -400L 0.45.8A77jgbosch
263982022 11 26.859911.33309C/2021 Y1 (ATLAS) 2.732 1.752Pict--15 --- - -400L -5.8A77jgbosch
263812022 11 25.859910.32622C/2021 Y1 (ATLAS) 2.739 1.760Pict--15.6 --- - -400L -5.8A77fkugel
263152022 11 16.859901.33926C/2021 Y1 (ATLAS) 2.807 1.853Pict-14.415.3 --- - -400L 0.45.8A77jgbosch
263042022 11 15.159899.69391C/2021 Y1 (ATLAS) 2.815 1.865Pict--15.1 --- - -360L -5.6X03jlvirlichie
262382022 11 03.059887.58621C/2021 Y1 (ATLAS) 2.908 2.046Pict--15.8 --- - -400L -5.8A77fkugel
262212022 10 30.859884.37369C/2021 Y1 (ATLAS) 2.939 2.117Pict--15.7 --- - -400L -5.8A77jgbosch
262022022 10 28.159881.62312C/2021 Y1 (ATLAS) 2.955 2.154Pict--15.8 --- - -410L -5.6A77jnicolas
262052022 10 27.859881.37435C/2021 Y1 (ATLAS) 2.963 2.173Pict--15.9 --- - -400L -5.8A77jgbosch
261562022 10 19.059872.54691C/2021 Y1 (ATLAS) 3.027 2.335Pict--16 --- - -400L -5.8A77fkugel
261732022 10 18.259871.76062C/2021 Y1 (ATLAS) 3.035 2.356Pict--15.9 --- - -350L -6X03ptraverse
260862022 10 06.959860.45521C/2021 Y1 (ATLAS) 3.132 2.623---16.2 --- - -250L -6L27jfsoulier
260662022 10 05.059858.59097C/2021 Y1 (ATLAS) 3.140 2.646Pict--16 --- - -400L -5.8A77fkugel
259552022 09 12.159835.64104C/2021 Y1 (ATLAS) 3.330 3.195Pict--16.8 --- - -400L -5.8A77fkugel
257982022 08 04.159796.60211C/2021 Y1 (ATLAS) 3.658 4.094Pict--17.3 --- - -250L -4.5L27jfsoulier
257482022 07 28.059789.59975C/2021 Y1 (ATLAS) 3.718 4.240Pict--17.6 --- - -400L -5.8A77fkugel
252372022 03 06.759646.2776C/2021 Y1 (ATLAS) 4.941 5.297Pict--17.8 --- - -400L -5.8A77fkugel
248102022 01 13.859594.30738C/2021 Y1 (ATLAS) 5.376 5.035Pict--17.8 --- - -400L -5.8A77jgbosch
248012022 01 12.759593.25911C/2021 Y1 (ATLAS) 5.384 5.032Pict--19.2 --- - -300L -5.74G20ydegotlonghi
247812022 01 10.859591.30938C/2021 Y1 (ATLAS) 5.401 5.025---17.5 --- - -400L -5.8A77jgbosch
247642021 12 31.859581.30364C/2021 Y1 (ATLAS) 5.483 4.999Pict--18.4 --- - -400L -5.8A77fkugel

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