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JPL Small-Body Database Browser
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85075 (1444 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2085075
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1013181254631179 4.5382e-08  
a 3.087107912681453 2.6247e-08 au
q 2.774327925866209 1.4106e-07 au
i 15.84596485368739 5.5196e-06 deg
node 191.672700934863 1.7685e-05 deg
peri 75.90013967415733 3.1708e-05 deg
M 232.7262982656052 2.7087e-05 deg
tp 2459300.926095644590
(2021-Mar-27.42609564)
0.00015115 TDB
period 1981.19007301498
5.42
2.5267e-05
6.918e-08
d
yr
n .1817089661933098 2.3174e-09 deg/d
Q 3.399887899496697 2.8906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      634  
   data-arc span      16629 days (45.53 yr)  
   first obs. used      1973-09-24  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59151  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:54:05  

Additional Information
 Earth MOID = 1.81265 au 
 Jupiter MOID = 1.75056 au 
 T_jup = 3.160 
[ 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 14.4   n/a MPO436371  

85075 (1444 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1444 T-2 = 2000 RM21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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