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 ]  
49049 (1998 RF25)
Classification: Main-belt Asteroid          SPK-ID: 2049049
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1917498425007489 3.3507e-08  
a 2.441565412761009 1.0924e-08 au
q 1.97339562940881 8.5376e-08 au
i 2.74315345238202 4.4317e-06 deg
node 319.5923180353843 7.7483e-05 deg
peri 71.35507478671177 7.8654e-05 deg
M 217.2147419502672 1.5166e-05 deg
tp 2459553.190300575920
(2021-Dec-04.69030058)
6.1119e-05 TDB
period 1393.480748117775
3.82
9.3518e-06
2.56e-08
d
yr
n .2583458727264549 1.7338e-09 deg/d
Q 2.909735196113209 1.3018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      10398 days (28.47 yr)  
   first obs. used      1991-12-27  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53959  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:31  

Additional Information
 Earth MOID = .980947 au 
 Jupiter MOID = 2.5427 au 
 T_jup = 3.474 
[ 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 16.1   n/a MPO432048  

49049 (1998 RF25)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 11:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin