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27733 (1990 RM7)
Classification: Main-belt Asteroid          SPK-ID: 2027733
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1376358168072447 4.514e-08  
a 3.1340939604233 1.8863e-08 au
q 2.702730378229786 1.4031e-07 au
i 1.264515192277201 5.074e-06 deg
node 38.38743578135993 0.00019297 deg
peri 280.8694541779353 0.0001938 deg
M 150.9886151602202 1.9456e-05 deg
tp 2458150.521096312709
(2018-Feb-01.02109631)
0.00010833 TDB
period 2026.592567941123
5.55
1.8296e-05
5.009e-08
d
yr
n .1776380737277325 1.6037e-09 deg/d
Q 3.565457542616813 2.1459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1186  
   data-arc span      10705 days (29.31 yr)  
   first obs. used      1990-08-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53787  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:41:16  

Additional Information
 Earth MOID = 1.69006 au 
 Jupiter MOID = 1.73247 au 
 T_jup = 3.197 
[ 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 14.2   n/a MPO324565  
diameter diameter 7.224 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.085   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27733 (1990 RM7)          Discovered 1990-Sep-13 by Debehogne, H. at La Silla
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RM7 = 1990 QQ19 = 2000 HW13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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