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4442 Garcia (1985 RB1)
Classification: Main-belt Asteroid          SPK-ID: 2004442
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2419887099824111 1.8897e-08  
a 3.010934507701934 1.8576e-08 au
q 2.282322350341617 6.0365e-08 au
i 15.12142049298746 7.1236e-07 deg
node 286.3302794516069 1.2879e-06 deg
peri 265.7167718832303 3.9564e-06 deg
M 94.26536338474102 5.3554e-06 deg
tp 2458700.810716253897
(2019-Aug-05.31071625)
2.5046e-05 TDB
period 1908.316434472218
5.22
1.766e-05
4.835e-08
d
yr
n .1886479587435744 1.7458e-09 deg/d
Q 3.739546665062251 2.3071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1722  
   data-arc span      15460 days (42.33 yr)  
   first obs. used      1978-03-14  
   last obs. used      2020-07-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45293  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:21:09  

Additional Information
 Earth MOID = 1.34184 au 
 Jupiter MOID = 1.71245 au 
 T_jup = 3.153 
[ 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 13.04   n/a MPCxxxxx  
diameter diameter 14.535 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.40044 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.070   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4442 Garcia (1985 RB1)          Discovered 1985-Sep-14 by Spacewatch at Kitt Peak
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 RB1 = 1988 BC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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