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101422 (1998 VV18)
Classification: Main-belt Asteroid          SPK-ID: 2101422
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1852460134408611 3.6315e-08  
a 2.3224451376908 8.6744e-09 au
q 1.892221434498467 8.4689e-08 au
i 4.936064180407981 3.5278e-06 deg
node 255.5293301087954 5.0146e-05 deg
peri 74.88062994107712 5.1496e-05 deg
M 143.1386682604335 1.04e-05 deg
tp 2458686.490561511818
(2019-Jul-21.99056151)
3.7109e-05 TDB
period 1292.75617905756
3.54
7.2428e-06
1.983e-08
d
yr
n .2784747857577024 1.5602e-09 deg/d
Q 2.752668840883132 1.0281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      8159 days (22.34 yr)  
   first obs. used      1998-11-10  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46607  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:42  

Additional Information
 Earth MOID = .886676 au 
 Jupiter MOID = 2.60883 au 
 T_jup = 3.549 
[ 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 16.03   n/a E2021B55  

101422 (1998 VV18)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 VV18 = 2004 HL5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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