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4199 Andreev (1983 RX2)
Classification: Main-belt Asteroid          SPK-ID: 2004199
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337771948073903 3.4543e-08  
a 2.457408716591989 8.8008e-09 au
q 2.128663471991084 8.4231e-08 au
i 6.119094164657282 3.2932e-06 deg
node 71.98797108889271 3.4418e-05 deg
peri 278.4996791593616 3.6348e-05 deg
M 76.35676732940006 1.2556e-05 deg
tp 2458302.058268258811
(2018-Jul-02.55826826)
4.8874e-05 TDB
period 1407.066160401215
3.85
7.5587e-06
2.069e-08
d
yr
n .2558515087146638 1.3744e-09 deg/d
Q 2.786153961192894 9.9781e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2363  
   data-arc span      15659 days (42.87 yr)  
   first obs. used      1976-12-16  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:33:34  

Additional Information
 Earth MOID = 1.13246 au 
 Jupiter MOID = 2.63686 au 
 T_jup = 3.472 
[ 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 13.1   n/a MPO358670  
diameter diameter 5.619 km 0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.387   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4199 Andreev (1983 RX2)          Discovered 1983-Sep-01 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1983 RX2 = 1976 YM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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