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 ]  
19661 (1999 RR130)
Classification: Main-belt Asteroid          SPK-ID: 2019661
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 .1605814714261868 3.1643e-08  
a 2.782176329269648 1.2811e-08 au
q 2.335410360548421 9.0018e-08 au
i 6.566615655561836 7.4203e-07 deg
node 317.6265925891409 4.269e-06 deg
peri 249.0604345370089 7.4059e-06 deg
M 322.2752653686344 7.3967e-06 deg
tp 2459378.122957332139
(2021-Jun-12.62295733)
3.5211e-05 TDB
period 1695.022251698081
4.64
1.1707e-05
3.205e-08
d
yr
n .212386592352608 1.4669e-09 deg/d
Q 3.228942297990876 1.4868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2170  
   data-arc span      15333 days (41.98 yr)  
   first obs. used      1979-03-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45661  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:01:09  

Additional Information
 Earth MOID = 1.34054 au 
 Jupiter MOID = 1.79986 au 
 T_jup = 3.304 
[ 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 13.30   n/a E2021B10  
diameter diameter 12.431 km 3.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.055   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

19661 (1999 RR130)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RR130 = 1971 QZ2 = 1979 FC1 = 1984 GC1 = 1990 RQ4 = 1998 FA119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 19:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin