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46888 (1998 RG37)
Classification: Main-belt Asteroid          SPK-ID: 2046888
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19124980260325 4.6257e-08  
a 2.422309450721179 8.2313e-09 au
q 1.959043246426767 1.1239e-07 au
i 4.843799060985019 5.2262e-06 deg
node 234.7097322673337 5.3825e-05 deg
peri 185.331886266968 5.5822e-05 deg
M 280.3208636214633 1.4212e-05 deg
tp 2459505.278957863760
(2021-Oct-17.77895786)
5.4883e-05 TDB
period 1377.028288932475
3.77
7.019e-06
1.922e-08
d
yr
n .2614325376562058 1.3326e-09 deg/d
Q 2.885575655015592 9.8056e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      11992 days (32.83 yr)  
   first obs. used      1987-10-23  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:18  

Additional Information
 Earth MOID = .970988 au 
 Jupiter MOID = 2.45017 au 
 T_jup = 3.483 
[ 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 14.71   n/a MPCxxxxx  

46888 (1998 RG37)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RG37 = 1987 US8 = 2000 ET112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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