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175121 (2004 XX30)
Classification: Inner Main-belt Asteroid          SPK-ID: 2175121
[ 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 .1171805821113515 6.7653e-08  
a 1.95242157473744 9.2531e-09 au
q 1.723635678082945 1.2988e-07 au
i 24.98025142724373 5.6882e-06 deg
node 109.7789385459614 1.0857e-05 deg
peri 336.1505018832237 2.2266e-05 deg
M 301.2379566257489 1.8463e-05 deg
tp 2459363.149679790810
(2021-May-28.64967979)		 5.1309e-05 TDB
period 996.4576002193522
2.73		 7.0838e-06
1.939e-08		 d
yr
n .3612797974753291 2.5683e-09 deg/d
Q 2.181207471391934 1.0337e-08 au
   Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      8672 days (23.74 yr)  
   first obs. used      1997-01-11  
   last obs. used      2020-10-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52573  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:04:06  

Additional Information
 Earth MOID = .751139 au 
 Jupiter MOID = 2.99331 au 
 T_jup = 3.768 
[ 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 16.67   n/a E2021B55  

175121 (2004 XX30)          Discovered 2004-Dec-11 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2004 XX30 = 1997 AQ13 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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