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 ]  
74662 (1999 RH93)
Classification: Main-belt Asteroid          SPK-ID: 2074662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2371850876176444 5.9457e-08  
a 2.580783708676131 1.7296e-08 au
q 1.968660298611594 1.6098e-07 au
i 4.343018621524086 6.0718e-06 deg
node 23.23460940367724 7.1477e-05 deg
peri 326.6175587186131 7.4169e-05 deg
M 3.909129125317859 2.615e-05 deg
tp 2458984.056155733220
(2020-May-14.55615573)
0.00010986 TDB
period 1514.348527834663
4.15
1.5223e-05
4.168e-08
d
yr
n .2377259880291606 2.3898e-09 deg/d
Q 3.192907118740669 2.1398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8656 days (23.70 yr)  
   first obs. used      1995-11-16  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59079  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:20:16  

Additional Information
 Earth MOID = .964584 au 
 Jupiter MOID = 2.24254 au 
 T_jup = 3.381 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO436305  

74662 (1999 RH93)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RH93 = 1995 WD10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 09:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin