Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
4883 Korolirina (1978 RJ1)
Classification: Main-belt Asteroid          SPK-ID: 2004883
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .237208512370037 2.9667e-08  
a 2.741481584948243 9.6903e-09 au
q 2.091178816492819 8.0139e-08 au
i 5.857725787098812 3.5303e-06 deg
node 186.729170434466 3.1797e-05 deg
peri 117.0838674138671 3.2576e-05 deg
M 148.0514343983787 7.5967e-06 deg
tp 2458518.653610769831
(2019-Feb-04.15361077)
3.3331e-05 TDB
period 1657.969077573144
4.54
8.7906e-06
2.407e-08
d
yr
n .217133120797977 1.1512e-09 deg/d
Q 3.391784353403667 1.1989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2383  
   data-arc span      18761 days (51.36 yr)  
   first obs. used      1969-10-07  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4987  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:53:58  

Additional Information
 Earth MOID = 1.08217 au 
 Jupiter MOID = 1.91219 au 
 T_jup = 3.301 
[ 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 13.76   n/a E2021B10  
diameter diameter 8.344 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4883 Korolirina (1978 RJ1)          Discovered 1978-Sep-05 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 RJ1 = 1969 TT = 1978 SO1 = 1987 SH19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-12 18:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin