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2695 Christabel (1979 UE)
Classification: Main-belt Asteroid          SPK-ID: 2002695
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0759906891319735 4.2501e-08  
a 2.709887096884128 1.1437e-08 au
q 2.50396090892206 1.1412e-07 au
i 14.89142204569435 4.3028e-06 deg
node 62.99688464743064 1.5542e-05 deg
peri 289.6486568067489 3.051e-05 deg
M 78.29140757335675 2.5815e-05 deg
tp 2458646.146421544494
(2019-Jun-11.64642154)
0.00011703 TDB
period 1629.390659817366
4.46
1.0315e-05
2.824e-08
d
yr
n .220941489894358 1.3987e-09 deg/d
Q 2.915813284846196 1.2306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2311  
   data-arc span      21586 days (59.10 yr)  
   first obs. used      1961-10-10  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:07:51  

Additional Information
 Earth MOID = 1.54632 au 
 Jupiter MOID = 2.40947 au 
 T_jup = 3.311 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456934.5 (2014-Oct-04.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07760515731187778 4.2724e-08  
q 2.499453577652056 1.1485e-07 au
tp 2457011.034435983412
(2014-Dec-19.53443598)
0.0001154 TDB
node 63.06166209889138 1.5571e-05 deg
peri 288.3600589443444 2.9945e-05 deg
i 14.87913398774077 4.2999e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2311  
   data-arc span      21586 days (59.10 yr)  
   first obs. used      1961-10-10  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:07:51  

Additional Information
 Jupiter MOID = 2.40947 au 
 T_jup = 3.311 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.825314261541902E-15 -4.88658676960447E-15 1.021433021886588E-12 2.778725392390455E-15 1.724972931118271E-13 -1.109552458713112E-15
q -4.88658676960447E-15 1.319025192855098E-14 -2.962480240101615E-12 -7.007078898228181E-15 -5.155233845513985E-13 3.3433045661858E-15
tp 1.021433021886588E-12 -2.962480240101615E-12 1.331634531585458E-8 6.327348550579343E-12 2.966249240946977E-9 -2.371914037610924E-12
node 2.778725392390455E-15 -7.007078898228181E-15 6.327348550579343E-12 2.424588437935902E-10 -2.326289578130322E-10 -1.637699874733226E-11
peri 1.724972931118271E-13 -5.155233845513985E-13 2.966249240946977E-9 -2.326289578130322E-10 8.967094368548652E-10 1.527053655572084E-11
i -1.109552458713112E-15 3.3433045661858E-15 -2.371914037610924E-12 -1.637699874733226E-11 1.527053655572084E-11 1.848883545110897E-11

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 12.0   n/a MPO502179  
diameter diameter 14.959 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.009 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.095   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2695 Christabel (1979 UE)          Discovered 1979-Oct-17 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1979 UE = 1961 TG1 = 1961 TY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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