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1168 Brandia (1930 QA)
Classification: Main-belt Asteroid          SPK-ID: 2001168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176976319452592 3.2012e-08  
a 2.551760438394866 1.0528e-08 au
q 1.996248233664707 8.0991e-08 au
i 12.72627444751527 4.9034e-06 deg
node 218.62589450533 1.6095e-05 deg
peri 122.6910312212943 2.0867e-05 deg
M 2.560338481577874 1.5227e-05 deg
tp 2458989.911043608370
(2020-May-20.41104361)
6.2948e-05 TDB
period 1488.875134446158
4.08
9.2143e-06
2.523e-08
d
yr
n .2417932784765831 1.4964e-09 deg/d
Q 3.107272643125024 1.282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1671  
   data-arc span      30986 days (84.84 yr)  
   first obs. used      1934-07-10  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44941  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:19:47  

Additional Information
 Earth MOID = 1.02167 au 
 Jupiter MOID = 2.4642 au 
 T_jup = 3.373 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5   n/a MPO492764 IRAS observations used: 3
diameter diameter 10.110 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.444 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pilcher, F.; Binzel, R.P.; Tholen, D.J. (1985) Minor Planet Bull. 12, 10.]
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Durech, J.; Hanus, J. (2018) Astron. Astrophys. 620, A91.]
geometric albedo albedo 0.150   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
B-V BV 0.860   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=18.57 deg.
U-B UB 0.470   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=18.57 deg.

1168 Brandia (1930 QA)          Discovered 1930-Aug-25 by Delporte, E. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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