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1791 Patsayev (1967 RE)
Classification: Main-belt Asteroid          SPK-ID: 2001791
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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1413402346804467 2.0755e-08  
a 2.746919633168742 8.2454e-09 au
q 2.358669367568345 5.9724e-08 au
i 5.369306715793142 8.7517e-07 deg
node 198.866575697278 3.9611e-06 deg
peri 74.80927418586094 6.54e-06 deg
M 308.2177777433616 7.6539e-06 deg
tp 2459439.691388929806
(2021-Aug-13.19138893)
3.5788e-05 TDB
period 1662.904685472264
4.55
7.4873e-06
2.05e-08
d
yr
n .2164886557510421 9.7475e-10 deg/d
Q 3.135169898769138 9.4109e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3532  
   data-arc span      32652 days (89.40 yr)  
   first obs. used      1931-10-14  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42932  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:56:46  

Additional Information
 Earth MOID = 1.34782 au 
 Jupiter MOID = 1.97994 au 
 T_jup = 3.327 
[ 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 11.96   n/a E2021B10  
diameter diameter 29.394 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 19.809 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Black, S.; Linville, D.; Michalik, D.; Wolf, M.; Ditteon, R. (2016) Minor Planet Bull. 43, 287-289.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.034   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1791 Patsayev (1967 RE)          Discovered 1967-Sep-04 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1967 RE = 1931 TW3 = 1943 GS = 1943 GZ = 1948 JO = 1948 KA = 1957 JG = 1957 KS = 1958 RC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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