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85484 (1997 QV2)
Classification: Main-belt Asteroid          SPK-ID: 2085484
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832424500813037 3.3234e-08  
a 2.261500424309478 8.396e-09 au
q 1.847097545699101 7.6723e-08 au
i 4.650213874741216 3.316e-06 deg
node 291.8793134726215 4.3504e-05 deg
peri 78.96189214621779 4.4496e-05 deg
M 289.439884704989 1.1175e-05 deg
tp 2459443.972669901386
(2021-Aug-17.47266990)
3.9446e-05 TDB
period 1242.20546973364
3.40
6.9176e-06
1.894e-08
d
yr
n .2898071283466437 1.6139e-09 deg/d
Q 2.675903302919854 9.9345e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1142  
   data-arc span      8334 days (22.82 yr)  
   first obs. used      1997-08-30  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52374  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:13:15  

Additional Information
 Earth MOID = .852063 au 
 Jupiter MOID = 2.81464 au 
 T_jup = 3.593 
[ 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 15.35   n/a E2021B10  
diameter diameter 2.877 km 0.957 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.162   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

85484 (1997 QV2)          Discovered 1997-Aug-30 by Pravec, P., Tuma, D. at Ondrejov
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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