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27732 (1990 RH7)
Classification: Main-belt Asteroid          SPK-ID: 2027732
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2045704343914392 5.6258e-08  
a 3.113709331423453 1.8908e-08 au
q 2.476736460925479 1.75e-07 au
i 2.286181715218082 5.1805e-06 deg
node 77.89266069528443 0.00013861 deg
peri 311.1792848098515 0.00013903 deg
M 36.30714233896485 9.6027e-06 deg
tp 2458398.102522179705
(2018-Oct-06.60252218)
5.3484e-05 TDB
period 2006.852848264779
5.49
1.828e-05
5.005e-08
d
yr
n .1793853497087608 1.6339e-09 deg/d
Q 3.750682201921426 2.2775e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      10642 days (29.14 yr)  
   first obs. used      1990-08-20  
   last obs. used      2019-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5341  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:01:46  

Additional Information
 Earth MOID = 1.48199 au 
 Jupiter MOID = 1.69399 au 
 T_jup = 3.184 
[ 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 14.3   n/a MPO337492  
diameter diameter 5.499 km 1.956 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27732 (1990 RH7)          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 RH7 = 1990 QB14 = 1994 JF6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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