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JPL Small-Body Database Browser
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4983 Schroeteria (1977 RD7)
Classification: Main-belt Asteroid          SPK-ID: 2004983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02912957598726863 3.6744e-08  
a 2.321794373229525 7.301e-09 au
q 2.254161487607723 8.3061e-08 au
i 1.897468920025301 3.999e-06 deg
node 306.0844357668154 0.00010362 deg
peri 251.5676773953635 0.0001239 deg
M 197.9466052263342 6.8591e-05 deg
tp 2459582.187445984787
(2022-Jan-02.68744598)
0.00024628 TDB
period 1292.212858897496
3.54
6.0952e-06
1.669e-08
d
yr
n .2785918724776882 1.3141e-09 deg/d
Q 2.389427258851327 7.5137e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2299  
   data-arc span      15464 days (42.34 yr)  
   first obs. used      1977-09-11  
   last obs. used      2020-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:26:57  

Additional Information
 Earth MOID = 1.25167 au 
 Jupiter MOID = 2.57204 au 
 T_jup = 3.576 
[ 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 13.4   n/a MPO344340  
diameter diameter 4.923 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.273   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4983 Schroeteria (1977 RD7)          Discovered 1977-Sep-11 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1977 RD7 = 1972 EO = 1979 DO = 1979 FO1 = 1986 CS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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