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79881 (1998 YQ30)
Classification: Main-belt Asteroid          SPK-ID: 2079881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2838192980517186 2.8272e-08  
a 2.644970816523083 1.2028e-08 au
q 1.894277056010221 7.4715e-08 au
i 4.860638354934623 6.0234e-06 deg
node 155.1562425468055 5.1194e-05 deg
peri 288.9712415106307 5.3154e-05 deg
M 79.84155012381716 1.2886e-05 deg
tp 2459048.037367553495
(2020-Jul-17.53736755)
5.5016e-05 TDB
period 1571.193789276397
4.30
1.0717e-05
2.934e-08
d
yr
n .2291251419506919 1.5629e-09 deg/d
Q 3.395664577035946 1.5442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      562  
   data-arc span      11037 days (30.22 yr)  
   first obs. used      1991-03-20  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59707  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:09:47  

Additional Information
 Earth MOID = .916961 au 
 Jupiter MOID = 1.88086 au 
 T_jup = 3.330 
[ 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 16.22   n/a MPO637111  

79881 (1998 YQ30)          Discovered 1998-Dec-16 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 YQ30 = 2002 TR93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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