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2071 Nadezhda (1971 QS)
Classification: Main-belt Asteroid          SPK-ID: 2002071
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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573103233185902 3.3606e-08  
a 2.252271203711123 6.8975e-09 au
q 1.897965692454175 7.5684e-08 au
i 3.636284930912224 3.648e-06 deg
node 302.1693052603873 5.4326e-05 deg
peri 1.044683808928527 5.5408e-05 deg
M 171.1977671323967 1.1322e-05 deg
tp 2458413.382468852802
(2018-Oct-21.88246885)
3.8516e-05 TDB
period 1234.609041656093
3.38
5.6714e-06
1.553e-08
d
yr
n .2915902831208003 1.3395e-09 deg/d
Q 2.60657671496807 7.9826e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2378  
   data-arc span      24245 days (66.38 yr)  
   first obs. used      1954-07-01  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44864  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:04:13  

Additional Information
 Earth MOID = .882641 au 
 Jupiter MOID = 2.60888 au 
 T_jup = 3.607 
[ 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 13.3   n/a MPO358647  
diameter diameter 5.034 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.334   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2071 Nadezhda           Discovered 1971 Aug. 18 by T. M. Smirnova at the Crimean Astrophysical Observatory.
Named in memory of Nadezhda Konstantinovna Krupskaya (1869-1939), one of the creators of the Soviet public education system, wife of V. I. Lenin.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5282Last Updated: 2007-10-23

Alternate Designations
 1971 QS = 1974 LA = 1975 XD3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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