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78547 (2002 RZ122)
Classification: Main-belt Asteroid          SPK-ID: 2078547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382311896598573 4.8342e-08  
a 2.757333626834074 1.6745e-08 au
q 2.376184119307671 1.35e-07 au
i 12.61452994724577 5.4721e-06 deg
node 27.62361849506812 2.0077e-05 deg
peri 343.1222626490931 2.5631e-05 deg
M 303.3413203895055 1.6774e-05 deg
tp 2459263.706343156883
(2021-Feb-18.20634316)
7.8944e-05 TDB
period 1672.370132658849
4.58
1.5235e-05
4.171e-08
d
yr
n .2152633516766096 1.9609e-09 deg/d
Q 3.138483134360477 1.906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      9870 days (27.02 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:26  

Additional Information
 Earth MOID = 1.3799 au 
 Jupiter MOID = 2.3278 au 
 T_jup = 3.294 
[ 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 15.0   n/a MPO395709  

78547 (2002 RZ122)          Discovered 2002-Sep-08 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1950-May-14 17:58 00:01 Cybel 0.0428853930172981 0.0428758093602403 0.0428949776680158 4.81435302167638 4.81435299221394 2433416.248578124 1.41599929359483 578.677827298743 39.4330476323895 -34.441397158557 92433.8890143291 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 21:26:28 2020-Nov-12 21:26

Alternate Designations
 2002 RZ122 = 1993 TU23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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