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Comet C/2017 M4 (ATLAS)

Date of perihelion passage : 2019-1-18.3333
Perihelion distance : 3.251661 AU
Inclination to ecliptic : 105.6571 °
Eccentricity : 1.001133

NASA/JPL elements, ephemeris and orbit diagram
IAU/MPC elements and ephemeris

Magnitude plots

MPC reports dump

ICQ reports dump

Pictures gallery

Spectrums gallery

Statistics



Num Date
[TU]
Julian day
-2400000
Comet 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
192532018 06 20.958291.45124C/2017 M4 (ATLAS) 3.816 3.328Pict--15.4 1.05-0.025 - -300L -8.1C10jfsoulier
192482018 06 19.958290.45141C/2017 M4 (ATLAS) 3.821 3.336Pict--15.3 --- - -300L -6.5C10jfsoulier
192552018 06 19.958290.42633C/2017 M4 (ATLAS) 3.821 3.336Pict--15 --- - -203- -9K21hboussier
192562018 06 18.958289.41218C/2017 M4 (ATLAS) 3.826 3.343Pict--15.5 --- - -200T -6.8K22mdeldem
192342018 06 15.858286.39022C/2017 M4 (ATLAS) 3.840 3.368Pict--15.5 --- - -200T -6.8K22mdeldem
192212018 06 10.058280.54932C/2017 M4 (ATLAS) 3.865 3.413Pict--15.4 0.76-0.01 45 -200L -6.6A77jfsoulier
192042018 05 21.058260.50352C/2017 M4 (ATLAS) 3.966 3.645Pict--16 0.7-- - -200L -7.5K97pditz
191982018 05 19.958259.47771C/2017 M4 (ATLAS) 3.976 3.671Pict--15.5 --- - -300L -8.1C10jfsoulier
192002018 05 19.958259.45533C/2017 M4 (ATLAS) 3.976 3.671---15.9 --0.025 35 -200L -6.25K25larnold
191732018 05 16.158255.60844C/2017 M4 (ATLAS) 3.992 3.712---15.7 --- - -60R --A77fkugel
191592018 05 15.358254.85833C/2017 M4 (ATLAS) 3.997 3.726Pict--15.9 --- - -400Y -6.4W96jgbosch
191402018 05 10.958250.47979C/2017 M4 (ATLAS) 4.024 3.796Pict--15.5 --- - -300L -8.1C10jfsoulier
191322018 05 08.958248.48183C/2017 M4 (ATLAS) 4.035 3.824Pict--15.4 --- - -300L -8.1C10jfsoulier
191292018 05 08.058247.54368C/2017 M4 (ATLAS) 4.035 3.824Pict--16.1 0.5-- - -200L -7.5K97pditz
191052018 05 05.058244.54591C/2017 M4 (ATLAS) 4.051 3.868Pict--15.6 --- - -300L -6.5C10jfsoulier
184572017 11 02.758061.28939C/2017 M4 (ATLAS) 5.167 5.185Pict--16.9 --- - -400L -6.4A77fkugel
184432017 10 31.758059.24849C/2017 M4 (ATLAS) 5.180 5.186Pict--16.8 --- - -400L -6.4A77fkugel
184422017 10 30.958058.44059C/2017 M4 (ATLAS) 5.187 5.186Pict--17.2 --- - -410L -5.6A77jnicolas
184262017 10 26.758054.29246C/2017 M4 (ATLAS) 5.213 5.189Pict--17 --- - -400L -6.4A77fkugel
182512017 09 18.958016.40805C/2017 M4 (ATLAS) 5.463 5.289Pict--17.5 --- - -410L -5.6A77jnicolas
182202017 09 13.858011.31164C/2017 M4 (ATLAS) 5.496 5.315Pict--17.2 --- - -400L -6.56A77fkugel
181002017 08 21.957988.41786C/2017 M4 (ATLAS) 5.646 5.473---17.6 --- - -200L -6.25K25larnold
180872017 08 20.957987.40827C/2017 M4 (ATLAS) 5.653 5.482---17.5 --- - -200L -6.25K25larnold

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