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JPL Small-Body Database Browser
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2053 Nuki (1976 UO)
Classification: Main-belt Asteroid          SPK-ID: 2002053
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1440593417712925 3.791e-08  
a 2.800794693011881 1.3389e-08 au
q 2.39731405310006 1.0628e-07 au
i 8.505438190623821 4.5297e-06 deg
node 193.1804535784916 2.6857e-05 deg
peri 237.9349969780452 3.0463e-05 deg
M 47.22189887005999 1.4761e-05 deg
tp 2458375.925063700712
(2018-Sep-14.42506370)
6.9857e-05 TDB
period 1712.065355317654
4.69
1.2277e-05
3.361e-08
d
yr
n .2102723467196182 1.5078e-09 deg/d
Q 3.204275332923702 1.5318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2101  
   data-arc span      21242 days (58.16 yr)  
   first obs. used      1961-10-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43517  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:09:42  

Additional Information
 Earth MOID = 1.42368 au 
 Jupiter MOID = 2.15139 au 
 T_jup = 3.294 
[ 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 11.8   n/a MPO337263  
diameter diameter 11.064 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.251   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

2053 Nuki (1976 UO)          Discovered 1976-Oct-24 by West, R. M. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 UO = 1928 RW = 1961 TW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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