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160377 (2004 HY27)
Classification: Main-belt Asteroid          SPK-ID: 2160377
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05092353485241872 4.2766e-08  
a 2.262741013833307 1.1332e-08 au
q 2.147514242953369 9.8025e-08 au
i 7.86523406863978 4.3425e-06 deg
node 60.84267865881671 3.2151e-05 deg
peri 161.3243181715275 5.2178e-05 deg
M 317.9368682834047 4.0166e-05 deg
tp 2459345.761258796873
(2021-May-11.26125880)
0.00013836 TDB
period 1243.227763429765
3.40
9.3392e-06
2.557e-08
d
yr
n .2895688228574039 2.1753e-09 deg/d
Q 2.377967784713245 1.1909e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      9260 days (25.35 yr)  
   first obs. used      1995-12-25  
   last obs. used      2021-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49162  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:49:28  

Additional Information
 Earth MOID = 1.13766 au 
 Jupiter MOID = 2.59369 au 
 T_jup = 3.604 
[ 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 16.83   n/a MPCxxxxx  

160377 (2004 HY27)          Discovered 2004-Apr-20 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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