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52790 (1998 QD48)
Classification: Main-belt Asteroid          SPK-ID: 2052790
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1794073418263354 3.3267e-08  
a 2.257910135911258 6.6996e-09 au
q 1.852824480344679 7.4211e-08 au
i 3.884629400649072 3.4618e-06 deg
node 225.5806461245409 5.8635e-05 deg
peri 179.0819123123948 6.0048e-05 deg
M 162.0621572417452 1.286e-05 deg
tp 2458642.624201552440
(2019-Jun-08.12420155)
4.3551e-05 TDB
period 1239.248513405502
3.39
5.5156e-06
1.51e-08
d
yr
n .2904986337330406 1.2929e-09 deg/d
Q 2.662995791477837 7.9015e-09 au
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      11493 days (31.47 yr)  
   first obs. used      1988-11-03  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56602  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:48:10  

Additional Information
 Earth MOID = .861051 au 
 Jupiter MOID = 2.72585 au 
 T_jup = 3.598 
[ 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 15.79   n/a E2021B10  
diameter diameter 3.436 km 0.946 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.072   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

52790 (1998 QD48)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QD48 = 1988 VC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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