Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


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

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2091437424246594 2.9896e-08  
a 2.357726636592234 5.3206e-09 au
q 1.864622864201029 7.1378e-08 au
i 1.783083962147749 3.8734e-06 deg
node 332.9039717069259 0.00010057 deg
peri 68.74048756311441 0.00010105 deg
M 296.5394171414971 8.8091e-06 deg
tp 2458833.598864366577
(2019-Dec-16.09886437)
3.2484e-05 TDB
period 1322.326196705015
3.62
4.4761e-06
1.225e-08
d
yr
n .2722474990641881 9.2155e-10 deg/d
Q 2.850830408983439 6.4333e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      10663 days (29.19 yr)  
   first obs. used      1990-09-23  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:42:14  

Additional Information
 Earth MOID = .873345 au 
 Jupiter MOID = 2.56238 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-27 06:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin