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187416 (2005 VV78)
Classification: Main-belt Asteroid          SPK-ID: 2187416
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115492052030941 4.928e-08  
a 3.103377879585201 3.468e-08 au
q 2.757198543672609 1.6333e-07 au
i 14.09981588968873 5.3297e-06 deg
node 52.0868202531878 2.2244e-05 deg
peri 353.3388129242852 3.5978e-05 deg
M 292.0518612223809 3.2201e-05 deg
tp 2459577.399430785009
(2021-Dec-28.89943078)
0.00018264 TDB
period 1996.872872804794
5.47
3.3472e-05
9.164e-08
d
yr
n .1802818821882969 3.0219e-09 deg/d
Q 3.449557215497793 3.8548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      7638 days (20.91 yr)  
   first obs. used      1999-10-16  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:55:20  

Additional Information
 Earth MOID = 1.76662 au 
 Jupiter MOID = 1.94951 au 
 T_jup = 3.165 
[ 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 14.91   n/a E2021B55  
diameter diameter 3.214 km 0.556 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.247   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187416 (2005 VV78)          Discovered 2005-Nov-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2005 VV78 = 2000 YJ125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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