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JPL Small-Body Database Browser
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430 Hybris (A897 YA)
Classification: Main-belt Asteroid          SPK-ID: 2000430
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2529600029871417 3.8489e-08  
a 2.848553563642264 1.161e-08 au
q 2.127983445674284 1.0882e-07 au
i 14.58326724526548 4.5522e-06 deg
node 249.4330954321907 1.5434e-05 deg
peri 179.0720923001321 1.7074e-05 deg
M 200.7170400084993 8.5569e-06 deg
tp 2459777.465668436472
(2022-Jul-16.96566844)
4.4663e-05 TDB
period 1756.042458352449
4.81
1.0736e-05
2.939e-08
d
yr
n .2050064326677833 1.2533e-09 deg/d
Q 3.569123681610245 1.4547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2064  
   data-arc span      30900 days (84.60 yr)  
   first obs. used      1935-09-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40335  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:05:23  

Additional Information
 Earth MOID = 1.14223 au 
 Jupiter MOID = 1.75484 au 
 T_jup = 3.212 
[ 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 11.1   n/a MPO384747  
diameter diameter 31.702 km 0.661 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.205 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2003) Minor Planet Bull. 30, 1-2.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.054   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

430 Hybris (A897 YA)          Discovered 1897-Dec-18 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A897 YA = 1952 HO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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