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26853 (1992 UQ2)
Classification: Main-belt Asteroid          SPK-ID: 2026853
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2153871228714074 4.9405e-08  
a 2.463902110434507 1.2849e-08 au
q 1.93320932383123 1.243e-07 au
i 24.5521917023557 4.7288e-06 deg
node 44.22754508241324 9.8408e-06 deg
peri 322.4643838342593 1.2792e-05 deg
M 59.37255253354811 7.9632e-06 deg
tp 2458767.520976394422
(2019-Oct-11.02097639)
3.1581e-05 TDB
period 1412.646836273656
3.87
1.105e-05
3.025e-08
d
yr
n .2548407646950347 1.9935e-09 deg/d
Q 2.994594897037785 1.5617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1917  
   data-arc span      10967 days (30.03 yr)  
   first obs. used      1990-01-26  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:52:48  

Additional Information
 Earth MOID = .974222 au 
 Jupiter MOID = 2.53969 au 
 T_jup = 3.334 
[ 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 13.0   n/a MPO502358  
diameter diameter 6.182 km 0.328 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.270 h n/a LCDB (Rev. 2019-August); 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:
[Warner, B.D. (2010) Minor Planet Bull. 37, 150-151.]
geometric albedo albedo 0.223   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

26853 (1992 UQ2)          Discovered 1992-Oct-20 by Holt, H. E. at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2124-Mar-02 20:48 00:02 Hebe 0.0410145042086214 0.0409874670180889 0.0410415414408391 12.0565571287683 12.0565571161965 2496896.366996761 1.51587445981832 1349.72083954026 33.368995300781 2.77087124146506 9978.21981324069 T 42 CATAB v2.0f-lin.ifort 2020-Feb-23 00:53:02 2020-Feb-23 00:53

Alternate Designations
 1992 UQ2 = 1969 XC = 1998 DM 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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