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46774 (1998 HO30)
Classification: Main-belt Asteroid          SPK-ID: 2046774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057375638592713 3.5837e-08  
a 2.139076576680167 7.8631e-09 au
q 1.69898817288556 8.0442e-08 au
i 3.391659270202764 3.9886e-06 deg
node 75.72348836289093 5.6694e-05 deg
peri 255.1859351242778 5.7827e-05 deg
M 147.3236846515852 1.4493e-05 deg
tp 2458132.863935897608
(2018-Jan-14.36393590)
4.4107e-05 TDB
period 1142.714991652565
3.13
6.3008e-06
1.725e-08
d
yr
n .3150391852997196 1.7371e-09 deg/d
Q 2.579164980474775 9.4808e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1597  
   data-arc span      13025 days (35.66 yr)  
   first obs. used      1983-09-02  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54251  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:39:13  

Additional Information
 Earth MOID = .69128 au 
 Jupiter MOID = 2.77342 au 
 T_jup = 3.685 
[ 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 14.7   n/a MPO417140  
diameter diameter 2.823 km 0.740 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.266   0.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46774 (1998 HO30)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HO30 = 1983 RU5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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