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JPL Small-Body Database Browser
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97561 (2000 DQ77)
Classification: Main-belt Asteroid          SPK-ID: 2097561
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1622430938103551 3.7423e-08  
a 3.168876826454848 2.4929e-08 au
q 2.654748446226874 1.1889e-07 au
i 1.410863766990161 5.2075e-06 deg
node 41.3169544277013 0.00018143 deg
peri 242.6266628294023 0.0001823 deg
M 45.01376131233815 1.9943e-05 deg
tp 2458342.868318700655
(2018-Aug-12.36831870)
0.00011292 TDB
period 2060.423358630603
5.64
2.4314e-05
6.657e-08
d
yr
n .1747213738827262 2.0618e-09 deg/d
Q 3.683005206682822 2.8974e-08 au
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      8474 days (23.20 yr)  
   first obs. used      1996-08-15  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58356  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 11:31:58  

Additional Information
 Earth MOID = 1.63809 au 
 Jupiter MOID = 1.47533 au 
 T_jup = 3.182 
[ 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 14.2   n/a MPO320153  
diameter diameter 6.377 km 0.737 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97561 (2000 DQ77)          Discovered 2000-Feb-29 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 2000 DQ77 = 2002 RT91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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