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30542 (2001 OG23)
Classification: Main-belt Asteroid          SPK-ID: 2030542
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03259155497515537 1.9051e-08  
a 2.654530689682884 1.2794e-08 au
q 2.568015406776847 5.0421e-08 au
i 21.05529854901001 6.519e-07 deg
node 228.5769506394987 3.1857e-06 deg
peri 250.7485009850756 3.8773e-05 deg
M 55.51364827687868 3.6171e-05 deg
tp 2458956.899978878497
(2020-Apr-17.39997888)
0.00015886 TDB
period 1579.719768485584
4.33
1.1421e-05
3.127e-08
d
yr
n .2278885199652329 1.6476e-09 deg/d
Q 2.741045972588921 1.3211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1630  
   data-arc span      10878 days (29.78 yr)  
   first obs. used      1991-06-10  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50738  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 04:29:58  

Additional Information
 Earth MOID = 1.62335 au 
 Jupiter MOID = 2.35797 au 
 T_jup = 3.293 
[ 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 13.69   n/a MPCxxxxx  
rotation period rot_per 5.360 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

30542 (2001 OG23)          Discovered 2001-Jul-21 by JPL/GEODSS NEAT at Palomar
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 OG23 = 1997 WO48 = 2000 LF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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