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185794 (1999 VB127)
Classification: Main-belt Asteroid          SPK-ID: 2185794
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020906230796235 4.736e-08  
a 3.04479552863911 3.7167e-08 au
q 2.733950455970291 1.5546e-07 au
i 3.856520776781731 8.1015e-06 deg
node 49.97636786584503 8.329e-05 deg
peri 256.8055098676089 9.572e-05 deg
M 19.13962585520238 4.3328e-05 deg
tp 2458897.326878640448
(2020-Feb-17.82687864)
0.00023394 TDB
period 1940.598210771346
5.31
3.5532e-05
9.728e-08
d
yr
n .185509807234599 3.3967e-09 deg/d
Q 3.355640601307928 4.0961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      1999-11-01  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:51:43  

Additional Information
 Earth MOID = 1.72243 au 
 Jupiter MOID = 1.8646 au 
 T_jup = 3.227 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457040.5 (2015-Jan-18.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033522227028018 4.7293e-08  
q 2.730480219925661 1.5616e-07 au
tp 2456965.130398198355
(2014-Nov-03.63039820)
0.00024273 TDB
node 50.04022877783644 8.3104e-05 deg
peri 258.3975867477515 9.5371e-05 deg
i 3.861950090400493 8.1107e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      1999-11-01  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:51:43  

Additional Information
 Jupiter MOID = 1.8646 au 
 T_jup = 3.227 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.236589423677673E-15 -7.225237409085938E-15 1.747783878792149E-12 -5.02282701365832E-16 3.11276414323193E-13 3.54422891709965E-16
q -7.225237409085938E-15 2.438525992484118E-14 -8.346376688431887E-12 5.004133708475206E-15 -1.511278338579171E-12 -1.679063981045118E-16
tp 1.747783878792149E-12 -8.346376688431887E-12 5.891769719377823E-8 -1.900781873774651E-10 1.13895901811551E-8 2.95050478624092E-12
node -5.02282701365832E-16 5.004133708475206E-15 -1.900781873774651E-10 6.90625240430844E-9 -6.926027505645551E-9 -1.589311816096686E-10
peri 3.11276414323193E-13 -1.511278338579171E-12 1.13895901811551E-8 -6.926027505645551E-9 9.095674992048682E-9 1.591404623307208E-10
i 3.54422891709965E-16 -1.679063981045118E-16 2.95050478624092E-12 -1.589311816096686E-10 1.591404623307208E-10 6.578386805763972E-11

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 MPO436918  

185794 (1999 VB127)          Discovered 1999-Nov-09 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1999 VB127 = 2005 WG145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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