04078+6220 CHR 209 Ea,Eb

04^h 07^m 49.29^s +62° 19' 58.6" P.A. 291.00 sep 0.1 mag 8.30,7.30 Sp B0 dist. 675.68 pc (2204.07 l.y.)

Coord 2000	04078+6220	Discov num	CHR 209	Comp	Ea,Eb	Coord arcsec 2000	04 07 49.29 +62 19 58.6
Date first	1994	Date last	2008	Obs	7
Pa first	300	Pa last	290.5	P.A. Now (θ)	290.5°
Sep first	0.1	Sep last	0.103	Sep. Now (ρ)	0.103"
Mag pri	8.30	Mag sec	7.30	delta mag (ΔM)	1	Spectral class	B0 (blue-white)
Pri motion ra	+001	Sec motion ra
Pri motion dec	+001	Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

04078+6220 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		13031	04 07 51 +62 19 48	ES 2603 AB	2018	9	256	6.7	6.91	12.90	5.99
Show		13031	04 07 51 +62 19 48	STF 485 AC	2018	16	0	11.2	6.91	13.50	6.59
Show		13031	04 07 51 +62 19 48	STF 485 AD	2018	11	131	14.4	6.91	14.10	7.19
Show	SZ Cam	13031	04 07 51 +62 19 48	STF 485 AE	2018	102	305	18.0	6.91	6.94	0.03
Show		13031	04 07 51 +62 19 48	STF 485 AF	2017	14	320	36.1	6.91	11.70	4.79
Show		13031	04 07 51 +62 19 48	STF 484 AG	2017	17	260	59.9	6.91	9.63	2.72
Show		13031	04 07 51 +62 19 48	STF 484 AH	2017	14	256	56.6	6.91	10.50	3.59
Show		13031	04 07 51 +62 19 48	STF 484 AI	2017	16	279	69.4	6.91	9.81	2.90
Show		13031	04 07 51 +62 19 48	STF 485 AL	2017	8	71	98.1	6.91	9.80	2.89
Show		13031	04 07 51 +62 19 48	HZG 2 AN	2017	16	206	115.9	6.91	9.62	2.71
Show		13031	04 07 51 +62 19 48	STF 485 AO	2017	18	78	138.4	6.91	9.40	2.49
Show		13031	04 07 51 +62 19 48	WSI 20 AQ	2017	7	325	45.4	6.91	13.20	6.29
Show		13031	04 07 51 +62 19 48	FYM 353 AS	2017	4	262	20.1	6.91	14.10	7.19
Show		13031	04 07 51 +62 19 48	FYM 353 AT	2015	3	196	27.5	6.91	15.40	8.49
Show		13031	04 07 51 +62 19 48	FYM 353 AU	2015	2	213	35.3	6.91	15.20	8.29
Show		13031	04 07 49 +62 19 59	CHR 209 Ea,Eb	2008	7	291	0.1	8.30	7.30	1.00	Y	<===
Show		13031	04 07 49 +62 19 59	STF 485 EB	2018	4	145	14.3	6.94	12.90	5.96
Show			04 07 49 +62 19 59	STF 485 EC	2018	17	86	14.7	6.94	13.50	6.56
Show			04 07 49 +62 19 59	STF 485 EF	2018	21	333	19.5	6.94	11.70	4.76
Show			04 07 49 +62 19 59	STF 485 EG	2017	24	245	48.9	6.94	9.63	2.69
Show			04 07 49 +62 19 59	STF 484 EH	2017	12	239	46.9	6.94	10.50	3.56
Show			04 07 49 +62 19 59	STF 484 EI	2017	19	270	53.7	6.94	9.81	2.87
Show			04 07 49 +62 19 59	WSI 20 EQ	2017	8	337	29.2	6.94	13.20	6.26
Show			04 07 48 +62 20 16	WSI 20 FQ	2017	13	342	9.9	11.70	13.20	1.50
Show			04 07 43 +62 19 38	STF 484 GH	2018	39	132	5.6	9.63	10.50	0.87
Show			04 07 43 +62 19 38	STF 484 GI	2017	29	336	22.7	9.63	9.81	0.18
Show			04 07 43 +62 19 35	STF 484 HI	2017	21	331	27.7	10.50	9.81	0.69
Show			04 07 42 +62 19 59	HZG 2 IJ	2017	8	353	60.4	9.81	13.34	3.53
Show			04 07 42 +62 19 59	HZG 2 IR	2017	8	156	60.4	9.81	12.89	3.08
Show			04 07 40 +62 20 59	HZG 2 JK	2015	6	163	8.8	13.34	15.30	1.96
Show			04 08 05 +62 20 18	HLM 3 LM	2018	25	216	6.0	10.40	11.40	1.00
Show			04 08 05 +62 20 18	HZG 2 LO	2017	14	92	42.4	9.80	9.40	0.40
Show			04 08 11 +62 20 18	HZG 2 OP	2017	25	229	17.2	9.49	10.69	1.20
Show			04 08 09 +62 20 07	DBR 58 Pa,Pb	2015	1	227	0.9	11.90	12.50	0.60

23-fold system
21 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Var name	SZ Cam	Constellation	Camelopardalis	SAO	13031	HIP	19270
Tycho2	4068-01651-1	Gaia DR2	476270508301993344	HD	25638	HR	1260
ADS	2984	BD	BD+61 676	Distance	675.68	Distance ly	2204.07

ORBITAL ELEMENTS

Period (P)	53.5y	± 1.5	Periastron (T)	1980.437y	± 0.082	Semi-major axis (a)	0.047a	± 0.002
Eccentricity (e)	0.78	± 0.05	Inclination (i)	72.9°	± 2.1	Longitude of periastron (ω)	26.3°	± 1.6
Node (Ω)	302°	± 2.1	Notes	n		Reference	Grd2007b
Equinox	2000		Last observation	2002		Grade	5	(1=Definitive, 9=Indet.)

label	theta	rho
2000	127.0	0.077
2001	127.4	0.077
2002	127.9	0.077
2003	128.3	0.077
2004	128.8	0.077
2005	129.2	0.077
2006	129.7	0.077
2007	130.2	0.076
2008	130.7	0.075
2009	131.2	0.074
2010	131.7	0.073
2011	132.2	0.072
2012	132.7	0.070
2013	133.3	0.068
2014	133.9	0.066
2015	134.5	0.064
2016	135.2	0.062
2017	136.0	0.060
2018	136.8	0.057
2019	137.7	0.054
2020	138.6	0.051
2021	139.8	0.048
2022	141.0	0.045
2023	142.5	0.041
2024	144.3	0.037
2025	146.6	0.033
2026	149.4	0.029
2027	153.3	0.024
2028	159.0	0.020
2029	168.1	0.015
2030	184.9	0.011

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

Measures: green=micrometric, blue=interferometric, purple=photographic