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3465 Trevires (1984 SQ5)
Classification: Main-belt Asteroid          SPK-ID: 2003465
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05162019475105802 2.7718e-08  
a 2.314266368135051 7.2444e-09 au
q 2.194803487506096 6.242e-08 au
i 6.073745054582219 3.5654e-06 deg
node 112.5133912831694 3.8229e-05 deg
peri 138.16639579 6.3517e-05 deg
M 162.3171115208494 5.1301e-05 deg
tp 2458420.697280705600
(2018-Oct-29.19728071)
0.00018385 TDB
period 1285.933300502167
3.52
6.0381e-06
1.653e-08
d
yr
n .2799523115696726 1.3145e-09 deg/d
Q 2.433729248764006 7.6184e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2357  
   data-arc span      19809 days (54.23 yr)  
   first obs. used      1966-08-07  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:00:02  

Additional Information
 Earth MOID = 1.18396 au 
 Jupiter MOID = 2.57792 au 
 T_jup = 3.573 
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Orbital Elements at Epoch 2457070.5 (2015-Feb-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05138326344307434 2.758e-08  
q 2.195167355682492 6.2108e-08 au
tp 2457137.166551900146
(2015-Apr-24.66655190)
0.00018677 TDB
node 112.5497268720606 3.8255e-05 deg
peri 138.85277803508 6.3853e-05 deg
i 6.072032175656332 3.5644e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2357  
   data-arc span      19809 days (54.23 yr)  
   first obs. used      1966-08-07  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:00:02  

Additional Information
 Jupiter MOID = 2.57792 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.606543855109053E-16 -1.70321946801119E-15 -1.062018680253353E-12 -2.870563540433648E-16 -2.920716436282118E-13 -4.60083777457101E-17
q -1.70321946801119E-15 3.857408369652519E-15 2.103234566160181E-12 2.63944872130446E-16 5.774311563572883E-13 1.984231453893609E-16
tp -1.062018680253353E-12 2.103234566160181E-12 3.488317191826929E-8 7.631151223729732E-11 9.567156461529434E-9 2.909450197250994E-12
node -2.870563540433648E-16 2.63944872130446E-16 7.631151223729732E-11 1.463428884814899E-9 -1.433962430208435E-9 5.108559008026225E-11
peri -2.920716436282118E-13 5.774311563572883E-13 9.567156461529434E-9 -1.433962430208435E-9 4.07714757434524E-9 -5.001515758390013E-11
i -4.60083777457101E-17 1.984231453893609E-16 2.909450197250994E-12 5.108559008026225E-11 -5.001515758390013E-11 1.27048577817974E-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 13.4   n/a MPO395029  
diameter diameter 5.896 km 0.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.243   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3465 Trevires (1984 SQ5)          Discovered 1984-Sep-20 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1984 SQ5 = 1966 PO = 1966 PY = 1976 GV8 = 1976 JB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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