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JPL Small-Body Database Browser
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27673 (1980 UN1)
Classification: Main-belt Asteroid          SPK-ID: 2027673
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2381650749799179 4.39e-08  
a 2.612869833002292 8.8804e-09 au
q 1.990575493312535 1.1304e-07 au
i 2.49781354399827 3.9342e-06 deg
node 274.758455076792 0.00011279 deg
peri 77.77535696356844 0.00011308 deg
M 66.50602304646922 9.2249e-06 deg
tp 2458315.507410979549
(2018-Jul-16.00741098)
3.8928e-05 TDB
period 1542.677299703749
4.22
7.8646e-06
2.153e-08
d
yr
n .2333605350056899 1.1897e-09 deg/d
Q 3.235164172692049 1.0995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1071  
   data-arc span      13996 days (38.32 yr)  
   first obs. used      1980-10-14  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53748  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:04:52  

Additional Information
 Earth MOID = .986138 au 
 Jupiter MOID = 2.21449 au 
 T_jup = 3.367 
[ 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 15.0   n/a MPO266096  

27673 (1980 UN1)          Discovered 1980-Oct-31 by Bus, S. J. at Palomar
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1980 UN1 = 1997 UY4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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