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49333 (1998 VP45)
Classification: Main-belt Asteroid          SPK-ID: 2049333
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1550244417679979 4.2912e-08  
a 2.571288382541864 1.3478e-08 au
q 2.172675836413774 1.1102e-07 au
i 6.003059256393033 5.6147e-06 deg
node 41.68219627541158 3.8181e-05 deg
peri 201.6817078224184 4.1741e-05 deg
M 237.9377664994275 1.6899e-05 deg
tp 2459511.126582679096
(2021-Oct-23.62658268)
7.1371e-05 TDB
period 1505.998739271082
4.12
1.1841e-05
3.242e-08
d
yr
n .2390440248138876 1.8795e-09 deg/d
Q 2.969900928669956 1.5567e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1262  
   data-arc span      16222 days (44.41 yr)  
   first obs. used      1976-05-21  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:33:12  

Additional Information
 Earth MOID = 1.16125 au 
 Jupiter MOID = 2.0485 au 
 T_jup = 3.405 
[ 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 14.5   n/a MPO452840  
diameter diameter 3.302 km 0.944 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.5955 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 0.309   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49333 (1998 VP45)          Discovered 1998-Nov-11 by LONEOS at Anderson Mesa
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 VP45 = 1992 EM24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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