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120770 (1998 DB7)
Classification: Main-belt Asteroid          SPK-ID: 2120770
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1374328294550479 4.4155e-08  
a 2.435608616927039 1.0425e-08 au
q 2.10087603325766 1.0518e-07 au
i 5.794746560306892 5.0388e-06 deg
node 196.7367239161391 2.9984e-05 deg
peri 155.2759467270762 3.2888e-05 deg
M 140.2423651228712 1.2747e-05 deg
tp 2458659.638079108109
(2019-Jun-25.13807911)
4.8779e-05 TDB
period 1388.384254290693
3.80
8.9143e-06
2.441e-08
d
yr
n .2592942111576447 1.6648e-09 deg/d
Q 2.770341200596417 1.1858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      9426 days (25.81 yr)  
   first obs. used      1995-04-02  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50106  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:52  

Additional Information
 Earth MOID = 1.09562 au 
 Jupiter MOID = 2.67118 au 
 T_jup = 3.485 
[ 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 15.8   n/a MPO406930  

120770 (1998 DB7)          Discovered 1998-Feb-17 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 1998 DB7 = 2000 SV259 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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