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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02897788935959194 3.2903e-08  
a 2.322250459092886 6.6719e-09 au
q 2.254956542224031 7.531e-08 au
i 1.897460768003005 3.8011e-06 deg
node 306.0852754095317 9.9036e-05 deg
peri 251.3172935932625 0.00011953 deg
M 253.9047388828151 6.7971e-05 deg
tp 2459581.439053351911
(2022-Jan-01.93905335)
0.00024422 TDB
period 1292.593634839312
3.54
5.5705e-06
1.525e-08
d
yr
n .2785098040845242 1.2002e-09 deg/d
Q 2.389544375961741 6.8652e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2560  
   data-arc span      15839 days (43.36 yr)  
   first obs. used      1977-09-11  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43753  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:21:40  

Additional Information
 Earth MOID = 1.2516 au 
 Jupiter MOID = 2.57081 au 
 T_jup = 3.575 
[ 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 13.47   n/a E2021B10  
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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