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78168 (2002 NZ30)
Classification: Main-belt Asteroid          SPK-ID: 2078168
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07832699534127496 4.7959e-08  
a 2.967698876785124 2.048e-08 au
q 2.735247940688869 1.4289e-07 au
i 11.21035327487571 4.3589e-06 deg
node 105.708268663323 3.2054e-05 deg
peri 328.4489231296034 5.1009e-05 deg
M 87.35159424650246 3.9004e-05 deg
tp 2458747.397445912192
(2019-Sep-20.89744591)
0.00020151 TDB
period 1867.360531638403
5.11
1.933e-05
5.292e-08
d
yr
n .1927854819144858 1.9956e-09 deg/d
Q 3.20014981288138 2.2084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      9055 days (24.79 yr)  
   first obs. used      1996-06-08  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50737  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:29:48  

Additional Information
 Earth MOID = 1.75713 au 
 Jupiter MOID = 2.00662 au 
 T_jup = 3.230 
[ 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 14.76   n/a MPCxxxxx  
diameter diameter 4.021 km 0.925 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.5142 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.158   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78168 (2002 NZ30)          Discovered 2002-Jul-08 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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