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3818 Gorlitsa (1979 QL8)
Classification: Main-belt Asteroid          SPK-ID: 2003818
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .178954857538398 1.6551e-08  
a 2.369067310598464 6.3707e-09 au
q 1.945111207531441 3.8827e-08 au
i 2.039224450497236 1.1407e-06 deg
node 244.0216717845316 1.387e-05 deg
peri 63.86300478093807 1.5051e-05 deg
M 144.8716422018377 5.7907e-06 deg
tp 2458664.523918204223
(2019-Jun-30.02391820)
2.1191e-05 TDB
period 1331.878251077299
3.65
5.3724e-06
1.471e-08
d
yr
n .2702949760676785 1.0903e-09 deg/d
Q 2.793023413665488 7.5108e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2224  
   data-arc span      19197 days (52.56 yr)  
   first obs. used      1968-08-26  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47963  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:13:37  

Additional Information
 Earth MOID = .929394 au 
 Jupiter MOID = 2.45488 au 
 T_jup = 3.523 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457199.5 (2015-Jun-26.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1793081207760871 1.6532e-08  
q 1.943770926107071 3.8806e-08 au
tp 2457333.934433280135
(2015-Nov-07.43443328)
2.1574e-05 TDB
node 244.0440666182209 1.3873e-05 deg
peri 64.04311282699501 1.5056e-05 deg
i 2.038555861918388 1.1406e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2224  
   data-arc span      19197 days (52.56 yr)  
   first obs. used      1968-08-26  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47963  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:13:37  

Additional Information
 Jupiter MOID = 2.45488 au 
 T_jup = 3.523 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.733232701273039E-16 -6.357769476157329E-16 -4.62729634659249E-14 3.845808222847236E-14 -2.937974665458886E-14 1.247794032901911E-15
q -6.357769476157329E-16 1.505873102093703E-15 8.68375462271175E-14 -9.115836555295205E-14 6.206233883371411E-14 -2.855944542461781E-15
tp -4.62729634659249E-14 8.68375462271175E-14 4.654421576486494E-10 2.637424793533372E-11 1.237889206332201E-10 -1.063860880511228E-12
node 3.845808222847236E-14 -9.115836555295205E-14 2.637424793533372E-11 1.924707438268159E-10 -1.838948600281229E-10 8.720891326510443E-12
peri -2.937974665458886E-14 6.206233883371411E-14 1.237889206332201E-10 -1.838948600281229E-10 2.266883894610631E-10 -8.837585736877527E-12
i 1.247794032901911E-15 -2.855944542461781E-15 -1.063860880511228E-12 8.720891326510443E-12 -8.837585736877527E-12 1.300929831616667E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.22   n/a E2021B10  
diameter diameter 8.826 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.25 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.062   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3818 Gorlitsa (1979 QL8)          Discovered 1979-Aug-20 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 QL8 = 1968 QL = 1979 SR3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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