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JPL Small-Body Database Browser
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49041 (1998 RW)
Classification: Main-belt Asteroid          SPK-ID: 2049041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1408960842415035 6.1709e-08  
a 2.44707136994542 1.1832e-08 au
q 2.102288596060619 1.5339e-07 au
i 5.843696009812268 6.5865e-06 deg
node 305.2587778973254 4.7905e-05 deg
peri 41.01083013528416 5.0925e-05 deg
M 145.6776351273424 1.7458e-05 deg
tp 2458034.705446262025
(2017-Oct-08.20544626)
6.7186e-05 TDB
period 1398.197047663639
3.83
1.0141e-05
2.776e-08
d
yr
n .2574744386719691 1.8674e-09 deg/d
Q 2.791854143830221 1.3499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      7496 days (20.52 yr)  
   first obs. used      1998-08-27  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5321  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:48:59  

Additional Information
 Earth MOID = 1.09777 au 
 Jupiter MOID = 2.6019 au 
 T_jup = 3.477 
[ 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 15.7   n/a MPO378957  

49041 (1998 RW)          Discovered 1998-Sep-12 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RW = 2000 BU19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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