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192297 (1992 DX9)
Classification: Main-belt Asteroid          SPK-ID: 2192297
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031962865890072 6.5978e-08  
a 2.33472062395546 1.3718e-08 au
q 2.093786125340487 1.5698e-07 au
i 6.795228076136593 7.5271e-06 deg
node 190.810223139277 3.879e-05 deg
peri 17.45330324258201 4.7865e-05 deg
M 345.7928826623954 3.134e-05 deg
tp 2459251.922628606174
(2021-Feb-06.42262861)
0.00011366 TDB
period 1303.019174003956
3.57
1.1484e-05
3.144e-08
d
yr
n .2762814294541662 2.4351e-09 deg/d
Q 2.575655122570434 1.5134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      10575 days (28.95 yr)  
   first obs. used      1992-02-29  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5562  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:31  

Additional Information
 Earth MOID = 1.08955 au 
 Jupiter MOID = 2.3825 au 
 T_jup = 3.552 
[ 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 16.34   n/a MPCxxxxx  
diameter diameter 1.427 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.77 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.346   0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192297 (1992 DX9)          Discovered 1992-Feb-29 by UESAC at La Silla
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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Alternate Designations
 1992 DX9 = 2003 HX = 2004 RC250 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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