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JPL Small-Body Database Browser
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663 Gerlinde (A908 MB)
Classification: Main-belt Asteroid          SPK-ID: 2000663
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 77 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1454313246037684 3.3492e-08  
a 3.06793933312807 1.2943e-08 au
q 2.621764852107253 1.0185e-07 au
i 17.82255596933785 3.5765e-06 deg
node 232.8535993937008 1.3555e-05 deg
peri 311.3024516821111 1.9531e-05 deg
M 32.25125775385776 1.5938e-05 deg
tp 2458824.662000804626
(2019-Dec-07.16200080)
8.6396e-05 TDB
period 1962.766233597901
5.37
1.242e-05
3.4e-08
d
yr
n .1834146083408478 1.1607e-09 deg/d
Q 3.514113814148887 1.4825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2497  
   data-arc span      40766 days (111.61 yr)  
   first obs. used      1908-06-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43216  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:33:29  

Additional Information
 Earth MOID = 1.65428 au 
 Jupiter MOID = 1.61221 au 
 T_jup = 3.143 
[ 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 9.2   n/a MPO473770 IRAS observations used: 9
diameter diameter 107.795 km 1.571 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.251 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2006) Minor Planet Bull. 33, 35-39.]
[Chiorny, V.G.; Shevchenko, V.G.; Krugly, Yu.N.; Velichko, F.P.; Gaftonyuk, N.M. (2007) Planet. Space Sci. 55, 986-997.]
geometric albedo albedo 0.031   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.677   0.023 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=5.37, mean=10.17, max.=13.18) deg.
U-B UB 0.308   0.055 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=5.37, mean=10.17, max.=13.18) deg.
Tholen spectral type spec_T X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

663 Gerlinde (A908 MB)          Discovered 1908-Jun-24 by Kopff, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A908 MB = 1948 AB = 1952 WF = 1958 XP 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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