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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03151515238005764 3.5758e-08  
a 2.390226311820491 9.9765e-09 au
q 2.314897965380645 8.9115e-08 au
i 1.900119641386567 3.6767e-06 deg
node 111.3769435797799 0.00012202 deg
peri 174.0910347588097 0.00014447 deg
M 276.4162137370645 7.9485e-05 deg
tp 2458913.883769943386
(2020-Mar-05.38376994)
0.00029848 TDB
period 1349.761266194844
3.70
8.4506e-06
2.314e-08
d
yr
n .2667138323022765 1.6698e-09 deg/d
Q 2.465554658260337 1.0291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1370  
   data-arc span      8045 days (22.03 yr)  
   first obs. used      1997-05-01  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:57  

Additional Information
 Earth MOID = 1.29786 au 
 Jupiter MOID = 2.55857 au 
 T_jup = 3.531 
[ 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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