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2764 Moeller (1981 CN)
Classification: Main-belt Asteroid          SPK-ID: 2002764
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08413117779643599 3.5352e-08  
a 2.24610271751659 6.2565e-09 au
q 2.057135450440144 7.8562e-08 au
i 1.991610357566149 3.75e-06 deg
node 283.7712555759534 0.00010041 deg
peri 252.4740329606473 0.00010263 deg
M 205.0758874157397 2.1069e-05 deg
tp 2459529.626317921282
(2021-Nov-11.12631792)
7.2124e-05 TDB
period 1229.540523254959
3.37
5.1373e-06
1.407e-08
d
yr
n .2927923018323731 1.2234e-09 deg/d
Q 2.435069984593036 6.7829e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2462  
   data-arc span      15751 days (43.12 yr)  
   first obs. used      1976-10-24  
   last obs. used      2019-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42812  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:30:31  

Additional Information
 Earth MOID = 1.06221 au 
 Jupiter MOID = 2.532 au 
 T_jup = 3.625 
[ 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 13.2   n/a MPO435723  
diameter diameter 5.285 km 1.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 5.953 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Benishek, V. (2018) Minor Planet Bull. 45, 386-389.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2018) http://www.asu.cas.cz/~ppravec/neo.htm]
[Ditteon, R. (2019) Minor Planet Bull. 46, 127-129.]
[Fauerbach, M.; Nelson, K.M. (2019) Minor Planet Bull. 46, 21-23.]
geometric albedo albedo 0.343   0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

2764 Moeller (1981 CN)          Discovered 1981-Feb-08 by Thomas, N. G. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 CN = 1976 UJ20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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