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90752 (1993 RJ1)
Classification: Main-belt Asteroid          SPK-ID: 2090752
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055956950329495 4.134e-08  
a 2.39166886418207 1.0831e-08 au
q 1.899952041761892 9.8408e-08 au
i 3.080008342079251 5.8639e-06 deg
node 196.6451270112107 7.1312e-05 deg
peri 39.05310868286876 7.2841e-05 deg
M 282.2974119444327 1.6081e-05 deg
tp 2459688.096955210842
(2022-Apr-18.59695521)
6.1229e-05 TDB
period 1350.983364940594
3.70
9.1776e-06
2.513e-08
d
yr
n .2664725631287325 1.8102e-09 deg/d
Q 2.883385686602248 1.3058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      484  
   data-arc span      10542 days (28.86 yr)  
   first obs. used      1992-02-29  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:41:44  

Additional Information
 Earth MOID = .890136 au 
 Jupiter MOID = 2.11649 au 
 T_jup = 3.501 
[ 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 16.63   n/a MPCxxxxx  

90752 (1993 RJ1)          Discovered 1993-Sep-15 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1993 RJ1 = 1996 HF15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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