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48644 (1995 UG7)
Classification: Main-belt Asteroid          SPK-ID: 2048644
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1281034406719779 4.2434e-08  
a 2.43551443561898 1.3788e-08 au
q 2.123516656609918 9.9805e-08 au
i 6.578861946045371 4.8557e-06 deg
node 34.58813111410768 3.6334e-05 deg
peri 277.7144378376968 4.2605e-05 deg
M 235.6226192514847 2.654e-05 deg
tp 2459480.148836102785
(2021-Sep-22.64883610)
0.0001048 TDB
period 1388.303724984689
3.80
1.1789e-05
3.228e-08
d
yr
n .2593092516581487 2.202e-09 deg/d
Q 2.747512214628041 1.5554e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1295  
   data-arc span      10341 days (28.31 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:33:50  

Additional Information
 Earth MOID = 1.12189 au 
 Jupiter MOID = 2.5151 au 
 T_jup = 3.485 
[ 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 14.6   n/a MPO359066  
diameter diameter 2.612 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.28 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.410   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48644 (1995 UG7)          Discovered 1995-Oct-27 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 UG7 = 1991 RC17 = 1999 XK120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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