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268015 (2004 NR7)
Classification: Main-belt Asteroid          SPK-ID: 2268015
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2764398812219823 4.1839e-08  
a 2.613676714309053 1.5533e-08 au
q 1.891152233852797 1.0826e-07 au
i 15.81876074638289 5.1947e-06 deg
node 153.5055067817725 1.7654e-05 deg
peri 168.9181917713754 2.0987e-05 deg
M 268.2165676198692 1.5612e-05 deg
tp 2459393.993917786753
(2021-Jun-28.49391779)
6.9553e-05 TDB
period 1543.391946996928
4.23
1.3759e-05
3.767e-08
d
yr
n .2332524804865504 2.0793e-09 deg/d
Q 3.336201194765309 1.9827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      7142 days (19.55 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59341  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:32:04  

Additional Information
 Earth MOID = .881587 au 
 Jupiter MOID = 2.04519 au 
 T_jup = 3.301 
[ 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 15.9   n/a MPO437233  
rotation period rot_per 55.580 h n/a LCDB (Rev. 2019-August); 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.]

268015 (2004 NR7)          Discovered 2004-Jul-14 by LINEAR at Socorro
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

Alternate Designations
 2004 NR7 = 2000 TF60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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