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3863 Gilyarovskij (1978 SJ3)
Classification: Main-belt Asteroid          SPK-ID: 2003863
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1492314935466133 1.1018e-08  
a 2.325239031877639 6.6803e-09 au
q 1.978240138297658 2.8254e-08 au
i 9.739014228344063 1.1003e-06 deg
node 176.745143868721 9.1909e-07 deg
peri 145.7721032714421 6.1223e-06 deg
M 355.049772422529 7.4136e-06 deg
tp 2459218.308301430990
(2021-Jan-03.80830143)
2.6681e-05 TDB
period 1295.089652914848
3.55
5.5811e-06
1.528e-08
d
yr
n .277973033905221 1.1979e-09 deg/d
Q 2.672237925457621 7.6772e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2937  
   data-arc span      17968 days (49.19 yr)  
   first obs. used      1971-09-16  
   last obs. used      2020-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:39:38  

Additional Information
 Earth MOID = .973028 au 
 Jupiter MOID = 2.68653 au 
 T_jup = 3.541 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457320.5 (2015-Oct-25.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485116652707883 1.1017e-08  
q 1.980549341911665 2.8211e-08 au
tp 2457923.331929472091
(2017-Jun-18.83192947)
2.6615e-05 TDB
node 176.7847104938349 9.1967e-07 deg
peri 145.6424904653018 6.1384e-06 deg
i 9.734302434658987 1.1001e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2937  
   data-arc span      17968 days (49.19 yr)  
   first obs. used      1971-09-16  
   last obs. used      2020-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:39:38  

Additional Information
 Jupiter MOID = 2.68653 au 
 T_jup = 3.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.213727840470128E-16 -3.053548497035005E-16 5.277319853654137E-14 -2.136406405720312E-15 2.040904048246619E-14 -4.793949900395656E-15
q -3.053548497035005E-16 7.958398066203817E-16 -1.334066683312983E-13 5.010236847496539E-15 -5.380706006104526E-14 1.140618877837997E-14
tp 5.277319853654137E-14 -1.334066683312983E-13 7.083606546015637E-10 4.835645613810906E-12 1.606879471470349E-10 1.940511065970091E-12
node -2.136406405720312E-15 5.010236847496539E-15 4.835645613810906E-12 8.457874668077949E-13 5.42918370232328E-13 3.677933457473979E-14
peri 2.040904048246619E-14 -5.380706006104526E-14 1.606879471470349E-10 5.42918370232328E-13 3.768015403089534E-11 1.871158729227629E-13
i -4.793949900395656E-15 1.140618877837997E-14 1.940511065970091E-12 3.677933457473979E-14 1.871158729227629E-13 1.210152433451906E-12

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 13.05   n/a E2021B10  
diameter diameter 6.498 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.956 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.333   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3863 Gilyarovskij (1978 SJ3)          Discovered 1978-Sep-26 by Zhuravleva, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 SJ3 = 1971 SM1 = 1981 KF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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