Europa (Jupiter/2)

Jupiter/2Planet Satellite

event on 2017-03-31

1562

Radius (km)

—

Geometric albedo

Positive chords

Brazil, Chile

Observed from

Size — to scalevs Pluto

EUROPA (JUPITER/2) · R 1562 KMPLUTO · R 1188 KM

Europa (Jupiter/2) — this objectPluto — comparison

Physical properties

Radius eq. (km)1562 ± 3.6

Equivalent radius (km)1561.2 ± 4.5

Oblateness1 ± 0.028

Axis ratios (b/a · c/a)1 · 0.999

Density (g/cm³)—

ShapeMaclaurin

Albedo (V)—

Orbit — top viewheliocentric

5.203

a (AU)

0.0484

1.305

i (deg)

Occultation record

Event date2017-03-31

Observed fromBrazil, Chile

Positive chords3

KindMain

Delta (au)4.4661

Star G mag.9.51

Object G mag.5.276

Astrometryfeeds NIMA ephemeris

Position Date (JD)2457843.780555550

RA position13 12 15,548372

Error RA·cos(δ) (mas)0.96

DEC position-05 56 48.687034

Error DEC (mas)0.62

Atmosphere

Pressure (nbar)—

Atm. gas—

Reference & provenance

Lucky Star projectNo

ReferenceMorgado et al., A&A, 626, L4, 2019.

DOI10.1051/0004-6361/201935500

Linkhttps://doi.org/10.1051/0004-6361/201935500

Comment—