15301-0750 GIC 129

 
 
15h 30m 07.12s -07 50' 57.9" P.A. 151 sep 10 mag 14.40,15.40
 
 
Coord 2000
15301-0750
Discov num
GIC 129
Comp
Coord arcsec 2000
15 30 07.12 -07 50 57.9
Date first
1955
Date last
2000
Obs
6
Pa first
153
Pa last
151
P.A. Now (θ)
151°
Sep first
9.6
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
14.40
Mag sec
15.40
delta mag (ΔM)
1
Spectral class
Pri motion ra
-281
Sec motion ra
-245
Pri motion dec
-496
Sec motion dec
-526
Notes
N (See Notes)
rPM=0.081 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
151.3
Precise sep
10.048
Cdsa2 id
GIC 129
Constellation
Libra
Ra deg
15.501977777777778
De deg
-7.8494166666666665
last precise pa
151.3
last precise sep
10.048
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.96y Periastron (T)1980.7y Semi-major axis (a)0.028a
Eccentricity (e)0.4 Inclination (i)119° Longitude of periastron (ω)18°
Node (Ω)136° Note Grade9(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 0.028 333.6
2001 0.038 315.1
2002 0.035 300.0
2003 0.020 271.1
2004 0.015 169.0
2005 0.010 64.4
2006 0.028 332.5
2007 0.038 314.5
2008 0.034 299.3
2009 0.019 268.9
2010 0.015 165.3
2011 0.010 56.0
2012 0.029 331.5
2013 0.038 313.9
2014 0.034 298.6
2015 0.019 266.6
2016 0.016 161.7
2017 0.010 47.6
2018 0.030 330.5
2019 0.038 313.4
2020 0.033 297.8
2021 0.018 264.1
2022 0.016 158.4
2023 0.010 39.6
2024 0.030 329.6
2025 0.038 312.8
2026 0.033 297.1
2027 0.017 261.4
2028 0.016 155.2
2029 0.011 32.1
2030 0.031 328.7

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

grafico orbita





wds15301-0752r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15301-0750 GIC 129 1999 4 151 10.1 14.40 15.40 N D 153007.12-075057.9
15301-0750 GIC 129 2000 6 151 10.0 14.40 15.40 N 153007.12-075057.9
15301-0750 GIC 129 2002 6 151 10.1 14.40 15.40 N D 153007.12-075057.9
15301-0750 GIC 129 2010 7 151 9.7 14.40 15.40 N 153007.12-075057.9

If you need more information about this double, apply for a data request form to the WDS.
 
 
WDS 15301-0750 GIC 129 : NOTES
 
 
discov_num notes refcode
G152-031 Astrometric orbit by Harrington & Dahn (1988), but the true relative Hrr1988
semimajor axis of 0".071 is calculated. Aka GIC 129.
 
 
REFERENCES
 
 
refcode metd author reference
Hrr1988 Po - Harrington, R.S. & Dahn, C.C. 1988AJ.....96..718H
Hrr1988 +orb AJ 96, 718, 1988
 
 
DISCOVERER
 
 
discov author
GIC Giclas, H., Burnham, R. & Thomas, N.

 
 
WDS 15301-0750 GIC 129 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15301-0750 GIC 129 : MEASURES
 
 
No records found.

 
 
WDS 15301-0750 GIC 129 : Virtual Eyepiece
 
 

15301-0750  GIC 129 A 15301-0750  GIC 129 sep 10 P.A. 151 mag 14.40,15.40 virtual eyepiece
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Radius:
 
 
WDS 15301-0750 GIC 129 : Aladin DSS image @ 15h 30m 07.12s -07 50' 57.9"