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JPL Small-Body Database Browser
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52773 (1998 QU12)
Classification: Main-belt Asteroid          SPK-ID: 2052773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2032219624614867 4.3993e-08  
a 2.218690817817695 6.353e-09 au
q 1.767804115725502 9.7575e-08 au
i 3.662165420090407 5.0677e-06 deg
node 183.7631584087204 5.5796e-05 deg
peri 168.9718415108299 5.6717e-05 deg
M 74.48378813580604 9.1669e-06 deg
tp 2458350.751515680442
(2018-Aug-20.25151568)
3.0756e-05 TDB
period 1207.100989427515
3.30
5.1846e-06
1.419e-08
d
yr
n .2982351958560941 1.281e-09 deg/d
Q 2.669577519909887 7.6441e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1033  
   data-arc span      10379 days (28.42 yr)  
   first obs. used      1991-06-06  
   last obs. used      2019-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50731  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 04:15:07  

Additional Information
 Earth MOID = .761815 au 
 Jupiter MOID = 2.76534 au 
 T_jup = 3.621 
[ 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 15.6   n/a MPO452887  
rotation period rot_per 3.70834 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Vokrouhlicky, D.; Polishook, D.; Scheeres, D.J.; et al. (2010) Nature 466, 1085-1088. Lightcurve plots as supplemental data, http://www.Nature.com/nature]

52773 (1998 QU12)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QU12 = 2000 DK25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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