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JPL Small-Body Database Browser
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74350 (1998 VO54)
Classification: Main-belt Asteroid          SPK-ID: 2074350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284848719844441 4.5715e-08  
a 2.600667072922927 1.2343e-08 au
q 2.266520696984266 1.188e-07 au
i 14.00831299716088 5.7099e-06 deg
node 270.2209924160219 1.8369e-05 deg
peri 127.8535158576535 2.9091e-05 deg
M 325.580375998804 2.0362e-05 deg
tp 2458746.963425267501
(2019-Sep-20.46342527)
8.6567e-05 TDB
period 1531.882890250865
4.19
1.0906e-05
2.986e-08
d
yr
n .2350049095078316 1.673e-09 deg/d
Q 2.934813448861588 1.3929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1211  
   data-arc span      13921 days (38.11 yr)  
   first obs. used      1981-10-23  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47438  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:17  

Additional Information
 Earth MOID = 1.3035 au 
 Jupiter MOID = 2.46755 au 
 T_jup = 3.361 
[ 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 13.8   n/a MPO366102  
diameter diameter 4.695 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.56 h n/a LCDB (Rev. 2019-January); 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:
[Clark, M. (2010) Minor Planet Bull. 37, 89-92.]
geometric albedo albedo 0.265   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74350 (1998 VO54)          Discovered 1998-Nov-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VO54 = 1981 UQ12 = 2000 GG152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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