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JPL Small-Body Database Browser
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305090 (2007 VQ4)
Classification: Amor [NEO]          SPK-ID: 2305090
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 131 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5149944971040085 5.9292e-08  
a 2.636143136408237 7.2479e-08 au
q 1.278543927579493 1.4362e-07 au
i 26.62084931008336 8.5331e-06 deg
node 58.76979983834825 1.292e-05 deg
peri 100.118771773923 2.9072e-05 deg
M 309.0495758816903 5.1169e-05 deg
tp 2459221.757097638393
(2021-Jan-07.25709764)
0.0002313 TDB
period 1563.334486968427
4.28
6.4474e-05
1.765e-07
d
yr
n .2302770155720812 9.497e-09 deg/d
Q 3.99374234523698 1.0981e-07 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      10348 days (28.33 yr)  
   first obs. used      1991-07-02  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-01 08:16:06  

Additional Information
 Earth MOID = .516286 au 
 Jupiter MOID = 1.98838 au 
 T_jup = 3.065 
[ 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 16.2   n/a MPO220947  
rotation period rot_per 2.69 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Skiff, B.A.; Bowell, E.; Koehn, B.W.; Sanborn, J.J.; McLelland, K.P.; Warner, B.D. (2012) Minor Planet Bull. 39, 111-130.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46-4, in press.]

305090 (2007 VQ4)          Discovered 2007-Nov-03 by LINEAR at Socorro
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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