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277169 (2005 NF84)
Classification: Main-belt Asteroid          SPK-ID: 2277169
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07684641552887864 5.4792e-08  
a 2.265586660042673 1.5458e-08 au
q 2.091484446148349 1.2037e-07 au
i 6.804366552516752 8.0827e-06 deg
node 298.845150107271 6.6872e-05 deg
peri 298.7209512703222 9.4682e-05 deg
M 183.0817548737617 6.7383e-05 deg
tp 2459612.624225157613
(2022-Feb-02.12422516)		 0.00023453 TDB
period 1245.57374452534
3.41		 1.2748e-05
3.49e-08		 d
yr
n .2890234332429574 2.958e-09 deg/d
Q 2.439688873936996 1.6646e-08 au
   Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2001-03-21  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61898  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 05:22:16  

Additional Information
 Earth MOID = 1.0885 au 
 Jupiter MOID = 2.59205 au 
 T_jup = 3.603 
[ 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 17.1   n/a MPO437262  

277169 (2005 NF84)          Discovered 2005-Jul-02 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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Alternate Designations
 2005 NF84 = 2004 BW22 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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