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16285 (3047 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2016285
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692915242489978 4.1112e-08  
a 3.046837903261888 1.9222e-08 au
q 2.531034070479062 1.2261e-07 au
i 13.34968498298062 4.6343e-06 deg
node 332.7459826924764 1.8802e-05 deg
peri 256.3172098896106 2.2707e-05 deg
M 202.9650575920274 1.4548e-05 deg
tp 2459847.856665729914
(2022-Sep-25.35666573)
8.1791e-05 TDB
period 1942.551097132645
5.32
1.8383e-05
5.033e-08
d
yr
n .1853233104299741 1.7538e-09 deg/d
Q 3.562641736044714 2.2477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1543  
   data-arc span      24107 days (66.00 yr)  
   first obs. used      1954-08-04  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46922  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:05:36  

Additional Information
 Earth MOID = 1.56342 au 
 Jupiter MOID = 1.68227 au 
 T_jup = 3.175 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO452401  
diameter diameter 12.437 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.677733 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.104   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16285 (3047 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3047 P-L = 1999 XO205 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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