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22342 (1992 RW2)
Classification: Main-belt Asteroid          SPK-ID: 2022342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406358490565491 4.2836e-08  
a 2.275960354810299 8.6333e-09 au
q 1.955878737892508 9.9128e-08 au
i 6.062358845481557 4.672e-06 deg
node 328.4393673581336 3.6786e-05 deg
peri .3086770877090078 3.9337e-05 deg
M 96.29843964452762 1.4127e-05 deg
tp 2458865.023413475937
(2020-Jan-16.52341348)
4.895e-05 TDB
period 1254.138401353898
3.43
7.1359e-06
1.954e-08
d
yr
n .287049658643228 1.6333e-09 deg/d
Q 2.59604197172809 9.8474e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1554  
   data-arc span      10417 days (28.52 yr)  
   first obs. used      1992-09-02  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:04:42  

Additional Information
 Earth MOID = .942667 au 
 Jupiter MOID = 2.72499 au 
 T_jup = 3.588 
[ 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 15.21   n/a E2021B10  
rotation period rot_per 5.60973 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

22342 (1992 RW2)          Discovered 1992-Sep-02 by Elst, E. W. at La Silla
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 RW2 = 1998 FY108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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