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7022 (1992 JN4)
Classification: Main-belt Asteroid          SPK-ID: 2007022
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06864512979811521 5.6342e-08  
a 2.614442156057934 1.686e-08 au
q 2.434973434905673 1.4758e-07 au
i 14.07121573406017 7.1059e-06 deg
node 215.2214086924472 2.2364e-05 deg
peri 239.3915282685545 5.511e-05 deg
M 342.2853110036145 5.001e-05 deg
tp 2457476.479777015867
(2016-Mar-28.97977702)
0.00021454 JED
period 1544.06999362467
4.23
1.4936e-05
4.089e-08
d
yr
n .2331500524499592 2.2554e-09 deg/d
Q 2.793910877210195 1.8018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1051  
   data-arc span      12473 days (34.15 yr)  
   first obs. used      1981-10-23  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50022  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:02:18  

Additional Information
 Earth MOID = 1.47836 au 
 Jupiter MOID = 2.41419 au 
 T_jup = 3.362 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO358699  
rotation period rot_per 5.517 h n/a LCDB (Rev. 2015-December); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

7022 (1992 JN4)          Discovered 1992-May-02 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 JN4 = 1981 UJ14 = 1985 SE5 = 1993 OO = 1994 UB3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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