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85152 (1985 QL3)
Classification: Main-belt Asteroid          SPK-ID: 2085152
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826130656529692 3.5626e-08  
a 2.437554960701823 1.2173e-08 au
q 1.99242557663046 8.9184e-08 au
i 10.64136546065565 5.0526e-06 deg
node 186.662468714409 2.4312e-05 deg
peri 106.1428298053666 2.8846e-05 deg
M 73.54154329246582 1.5682e-05 deg
tp 2458716.537957964840
(2019-Aug-21.03795796)
5.988e-05 TDB
period 1390.048815349386
3.81
1.0413e-05
2.851e-08
d
yr
n .2589837105177595 1.9401e-09 deg/d
Q 2.882684344773186 1.4396e-08 au
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      12511 days (34.25 yr)  
   first obs. used      1985-08-16  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51862  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:01:43  

Additional Information
 Earth MOID = 1.00819 au 
 Jupiter MOID = 2.39693 au 
 T_jup = 3.457 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456698.5 (2014-Feb-10.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1817499886570414 3.5515e-08  
q 1.996103609139199 8.8847e-08 au
tp 2457327.022039018580
(2015-Oct-31.52203902)
5.83e-05 TDB
node 186.7329253153143 2.4318e-05 deg
peri 106.1541987816087 2.8922e-05 deg
i 10.63600159451658 5.052e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      683  
   data-arc span      12511 days (34.25 yr)  
   first obs. used      1985-08-16  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51862  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:01:43  

Additional Information
 Jupiter MOID = 2.39693 au 
 T_jup = 3.457 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.261337104915071E-15 -3.135840507399744E-15 -6.057940931318769E-13 7.691880153655675E-15 -1.343235432694485E-13 -3.852344600270342E-15
q -3.135840507399744E-15 7.89371401666617E-15 1.53793429293118E-12 -1.886712579854167E-14 3.274679812298225E-13 1.013699866965713E-14
tp -6.057940931318769E-13 1.53793429293118E-12 3.398890388198494E-9 -1.041450341865419E-11 9.276107476481465E-10 1.385907461471362E-11
node 7.691880153655675E-15 -1.886712579854167E-14 -1.041450341865419E-11 5.913668869942892E-10 -5.833459501533146E-10 4.442797579501768E-11
peri -1.343235432694485E-13 3.274679812298225E-13 9.276107476481465E-10 -5.833459501533146E-10 8.36455750977259E-10 -4.008693008309874E-11
i -3.852344600270342E-15 1.013699866965713E-14 1.385907461471362E-11 4.442797579501768E-11 -4.008693008309874E-11 2.552279933234581E-11

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 15.8   n/a MPO493472  
diameter diameter 4.463 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85152 (1985 QL3)          Discovered 1985-Aug-16 by Helin, E. F. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1985 QL3 = 2000 NW9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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