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JPL Small-Body Database Browser
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27853 (1994 XA1)
Classification: Main-belt Asteroid          SPK-ID: 2027853
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093353272462372 2.9839e-08  
a 2.358069843772374 5.2591e-09 au
q 1.864442521356801 7.1259e-08 au
i 1.78313130857385 3.7508e-06 deg
node 332.8987005668769 0.00010044 deg
peri 68.75508634053313 0.00010091 deg
M 45.42419237201315 8.6209e-06 deg
tp 2458833.614679532920
(2019-Dec-16.11467953)
3.1585e-05 TDB
period 1322.614937787306
3.62
4.4246e-06
1.211e-08
d
yr
n .2721880645036937 9.1057e-10 deg/d
Q 2.851697166187947 6.36e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1391  
   data-arc span      10720 days (29.35 yr)  
   first obs. used      1990-09-23  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:11:36  

Additional Information
 Earth MOID = .873736 au 
 Jupiter MOID = 2.563 au 
 T_jup = 3.523 
[ 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 15.3   n/a MPO344519  

27853 (1994 XA1)          Discovered 1994-Dec-06 by Kobayashi, T. at Oizumi
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 XA1 = 1990 SG27 = 1999 CL99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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