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49072 (1998 RY57)
Classification: Main-belt Asteroid          SPK-ID: 2049072
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03165212946416374 2.7825e-08  
a 2.391093105196435 7.5105e-09 au
q 2.315409916669888 6.6338e-08 au
i 1.900479452413218 3.2135e-06 deg
node 111.3707417592536 0.00010076 deg
peri 172.6780568819682 0.0001172 deg
M 24.42327230654452 5.9618e-05 deg
tp 2458908.879109514723
(2020-Feb-29.37910951)
0.00022375 TDB
period 1350.495550338736
3.70
6.3629e-06
1.742e-08
d
yr
n .2665688160984341 1.256e-09 deg/d
Q 2.466776293722981 7.7482e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1708  
   data-arc span      8576 days (23.48 yr)  
   first obs. used      1997-05-01  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:25  

Additional Information
 Earth MOID = 1.29897 au 
 Jupiter MOID = 2.55505 au 
 T_jup = 3.530 
[ 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 15.1   n/a MPO474370  

49072 (1998 RY57)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RY57 = 1997 JV1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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