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JPL Small-Body Database Browser
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3804 Drunina (1969 TB2)
Classification: Main-belt Asteroid          SPK-ID: 2003804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06121642980765726 3.7973e-08  
a 2.899056385632785 1.4505e-08 au
q 2.721586503893255 1.1006e-07 au
i 2.155686513425648 4.3143e-06 deg
node 21.72453278710784 0.00010722 deg
peri 284.2935009852583 0.00011257 deg
M 169.2438292939788 3.4647e-05 deg
tp 2458152.894506794517
(2018-Feb-03.39450679)
0.0001733 TDB
period 1802.948910024632
4.94
1.3531e-05
3.705e-08
d
yr
n .1996728792470784 1.4985e-09 deg/d
Q 3.076526267372315 1.5393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2293  
   data-arc span      18379 days (50.32 yr)  
   first obs. used      1969-10-08  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48351  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:56:23  

Additional Information
 Earth MOID = 1.70761 au 
 Jupiter MOID = 2.07099 au 
 T_jup = 3.284 
[ 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 12.6   n/a MPO365292  
diameter diameter 8.789 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3804 Drunina (1969 TB2)          Discovered 1969-Oct-08 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1969 TB2 = 1979 WW6 = 1982 GH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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