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30860 (1992 DA4)
Classification: Main-belt Asteroid          SPK-ID: 2030860
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487100858353958 4.7191e-08  
a 2.403763236149226 8.1597e-09 au
q 2.046299398973506 1.1492e-07 au
i 2.182731145835681 4.4208e-06 deg
node 339.3389343251939 9.7311e-05 deg
peri 182.4326322342194 9.8221e-05 deg
M 258.1070588067497 1.4975e-05 deg
tp 2459585.780969128371
(2022-Jan-06.28096913)
5.7785e-05 TDB
period 1361.243941551875
3.73
6.9312e-06
1.898e-08
d
yr
n .2644639869541567 1.3466e-09 deg/d
Q 2.761227073324947 9.3732e-09 au
  Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      22045 days (60.36 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56657  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:41:18  

Additional Information
 Earth MOID = 1.05427 au 
 Jupiter MOID = 2.21742 au 
 T_jup = 3.508 
[ 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 15.73   n/a E2021B10  

30860 (1992 DA4)          Discovered 1992-Feb-29 by Spacewatch at Kitt Peak
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 DA4 = 1996 FB17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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