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46648 (1995 SY)
Classification: Main-belt Asteroid          SPK-ID: 2046648
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09608224141113336 2.8009e-08  
a 2.330095450926383 8.1892e-09 au
q 2.106214657299491 6.3488e-08 au
i 5.213035422930426 3.5541e-06 deg
node 140.4158184238053 3.8715e-05 deg
peri 110.5585702192231 4.4372e-05 deg
M 124.037233533681 2.296e-05 deg
tp 2458752.880945566567
(2019-Sep-26.38094557)
8.2082e-05 TDB
period 1299.14909422967
3.56
6.8489e-06
1.875e-08
d
yr
n .2771044536758593 1.4608e-09 deg/d
Q 2.553976244553275 8.976e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1011  
   data-arc span      9262 days (25.36 yr)  
   first obs. used      1995-08-29  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52406  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:51:14  

Additional Information
 Earth MOID = 1.09704 au 
 Jupiter MOID = 2.47379 au 
 T_jup = 3.560 
[ 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 16.00   n/a MPCxxxxx  

46648 (1995 SY)          Discovered 1995-Sep-22 by Vagnozzi, A. at Stroncone
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 SY = 2001 DM30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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