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30871 (1992 EG16)
Classification: Main-belt Asteroid          SPK-ID: 2030871
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065819975939805 3.4256e-08  
a 3.078284352264124 1.7623e-08 au
q 2.442366221611108 1.0281e-07 au
i 1.711796125553943 5.3083e-06 deg
node 178.0573778813199 0.0001429 deg
peri 293.8265875795304 0.00014356 deg
M 164.184339912952 1.4723e-05 deg
tp 2458300.814420670163
(2018-Jul-01.31442067)
7.721e-05 TDB
period 1972.702200042105
5.40
1.694e-05
4.638e-08
d
yr
n .1824907986579608 1.5671e-09 deg/d
Q 3.714202482917139 2.1263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      10395 days (28.46 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:41:27  

Additional Information
 Earth MOID = 1.45947 au 
 Jupiter MOID = 1.41858 au 
 T_jup = 3.195 
[ 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 14.64   n/a E2021B10  

30871 (1992 EG16)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EG16 = 1996 YD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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