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20170 (1996 VM30)
Classification: Main-belt Asteroid          SPK-ID: 2020170
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065521293493339 1.4315e-08  
a 2.284209824515071 6.8471e-09 au
q 1.812401421380815 3.3615e-08 au
i 9.29221467954391 1.0279e-06 deg
node 45.81907215287013 5.8244e-06 deg
peri 327.1948399510948 6.9025e-06 deg
M 19.93885507234135 4.0832e-06 deg
tp 2459130.660658563278
(2020-Oct-08.16065856)
1.4383e-05 TDB
period 1260.963221107742
3.45
5.6698e-06
1.552e-08
d
yr
n .2854960350736829 1.2837e-09 deg/d
Q 2.756018227649328 8.2614e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2415  
   data-arc span      22765 days (62.33 yr)  
   first obs. used      1958-11-11  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:31  

Additional Information
 Earth MOID = .820356 au 
 Jupiter MOID = 2.71723 au 
 T_jup = 3.558 
[ 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 13.99   n/a E2021B10  
diameter diameter 3.804 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.369   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

20170 (1996 VM30)          Discovered 1996-Nov-07 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 VM30 = 1958 VK = 1989 UG9 = 1989 VW5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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