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48466 (1991 RY29)
Classification: Main-belt Asteroid          SPK-ID: 2048466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478023341631533 3.5384e-08  
a 2.294724019622282 8.4982e-09 au
q 1.955558453261855 8.1814e-08 au
i 6.026437186669158 3.8499e-06 deg
node 278.7652751405973 4.5798e-05 deg
peri 137.6837949466217 4.9563e-05 deg
M 283.3820394026518 1.7127e-05 deg
tp 2458870.722934729852
(2020-Jan-22.22293473)
6.0233e-05 TDB
period 1269.679533940943
3.48
7.0531e-06
1.931e-08
d
yr
n .2835361131502219 1.5751e-09 deg/d
Q 2.633889585982709 9.7542e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      10311 days (28.23 yr)  
   first obs. used      1991-08-08  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5191  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:37:13  

Additional Information
 Earth MOID = .972315 au 
 Jupiter MOID = 2.68685 au 
 T_jup = 3.574 
[ 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 15.1   n/a MPO395460  
diameter diameter 2.205 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.437   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48466 (1991 RY29)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RY29 = 1998 QQ15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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