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49279 (1998 UP22)
Classification: Main-belt Asteroid          SPK-ID: 2049279
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006984877536695 5.2487e-08  
a 2.540472513150596 1.1711e-08 au
q 2.030603521581507 1.3658e-07 au
i 7.564106845296732 3.849e-06 deg
node 70.61726270290713 4.8499e-05 deg
peri 323.32056458855 5.0335e-05 deg
M 19.39504633798182 1.5476e-05 deg
tp 2458520.818317047580
(2019-Feb-06.31831705)
6.3287e-05 TDB
period 1479.00682282443
4.05
1.0227e-05
2.8e-08
d
yr
n .2434065850436816 1.6831e-09 deg/d
Q 3.050341504719685 1.4062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      7641 days (20.92 yr)  
   first obs. used      1998-10-28  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:40:30  

Additional Information
 Earth MOID = 1.04282 au 
 Jupiter MOID = 2.38413 au 
 T_jup = 3.405 
[ 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 15.2   n/a MPO412509  
diameter diameter 3.181 km 0.202 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49279 (1998 UP22)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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