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2776 Baikal (1976 SZ7)
Classification: Main-belt Asteroid          SPK-ID: 2002776
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1757145650865715 3.6176e-08  
a 2.366487061259466 6.7025e-09 au
q 1.95066081650726 8.541e-08 au
i 4.787968212010131 3.5804e-06 deg
node 187.4712146665856 4.4611e-05 deg
peri 321.0554365547955 4.5463e-05 deg
M 222.4316988785009 9.5943e-06 deg
tp 2459508.624928266976
(2021-Oct-21.12492827)
3.6233e-05 TDB
period 1329.702937994077
3.64
5.6491e-06
1.547e-08
d
yr
n .2707371621988576 1.1502e-09 deg/d
Q 2.782313306011672 7.8803e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2497  
   data-arc span      27595 days (75.55 yr)  
   first obs. used      1945-01-15  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:56:27  

Additional Information
 Earth MOID = .96445 au 
 Jupiter MOID = 2.22982 au 
 T_jup = 3.522 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456447.5 (2013-Jun-04.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750973545140338 3.6083e-08  
q 1.952376671815858 8.5161e-08 au
tp 2456847.775065521714
(2014-Jul-09.27506552)
3.3707e-05 TDB
node 187.5834274395843 4.46e-05 deg
peri 321.0287759370051 4.5462e-05 deg
i 4.78765167118604 3.5799e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2497  
   data-arc span      27595 days (75.55 yr)  
   first obs. used      1945-01-15  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 22:56:27  

Additional Information
 Jupiter MOID = 2.22982 au 
 T_jup = 3.522 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.301975630860531E-15 -3.066386799981816E-15 -8.792631957798548E-14 -3.984284867566146E-15 -3.511282621697519E-14 -7.556338616729142E-16
q -3.066386799981816E-15 7.252397877154198E-15 2.224752390722456E-13 9.751375887081615E-15 8.278048180488836E-14 1.822333951893968E-15
tp -8.792631957798548E-14 2.224752390722456E-13 1.136135417120087E-9 3.536575351298131E-12 3.114399968586756E-10 -5.12016949665682E-13
node -3.984284867566146E-15 9.751375887081615E-15 3.536575351298131E-12 1.989118922561662E-9 -1.980506795039175E-9 -3.315242277197567E-11
peri -3.511282621697519E-14 8.278048180488836E-14 3.114399968586756E-10 -1.980506795039175E-9 2.066787532232599E-9 3.290245834930487E-11
i -7.556338616729142E-16 1.822333951893968E-15 -5.12016949665682E-13 -3.315242277197567E-11 3.290245834930487E-11 1.28159301540048E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8   n/a MPO384776  
diameter diameter 19.441 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2776 Baikal (1976 SZ7)          Discovered 1976-Sep-25 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 SZ7 = 1938 EE1 = 1945 AC = 1949 GB = 1949 HH1 = 1951 WJ1 = 1962 YB = 1967 EA = 1971 KS = 1980 VE2 = 1982 HH1 = 1982 KE1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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