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Quadruple System WDS 04436-0848

HD 30020 • V*_DW_Eri, ADS_3409, BD-09_969, HR_1505

MSC Grade

Confirmed, well-characterized orbital elements

Components (Hover name or magnitude for more details)

	Position		Proper Motion
	α deg	δ deg	μ_α mas/yr	μ_δ mas/yr	Parallax mas	v_rad km/s	Magnitude V	Spectral Type	External
A Identifiers HD 30020 V*_DW_Eri ADS_3409 BD-09_969 HR_1505	70.896543	-8.796237	31.4	-28.3	6.89	39.8	6.64 A magnitudes B: 7.21 V: 6.64 I: 1.29 J: 5.18 H: 4.73 K: 4.58	A8/F3+K(	Gaia DR3
B Identifiers HIP 21986 HD 30021 *55_EriB BD-09_970 HR_1506 ADS_3409B	70.894784	-8.794320	31.3	-27.5	7.0	39.8	6.73 B magnitudes B: 7.62 V: 6.73 I: 1.36 J: 6.14 H: 6.03 K: 5.97	A8/9V+K(	Gaia DR3

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