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79419 Gaolu (1997 MZ)
Classification: Main-belt Asteroid          SPK-ID: 2079419
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401754073638474 8.4536e-08  
a 2.534831789588562 1.2808e-08 au
q 2.179510710884155 2.1625e-07 au
i 13.86497281076077 5.4415e-06 deg
node 278.4024889685985 3.0881e-05 deg
peri 153.4580036053549 4.4239e-05 deg
M 115.5323287297985 3.068e-05 deg
tp 2458527.432436683476
(2019-Feb-12.93243668)
0.00012476 TDB
period 1474.083701647253
4.04
1.1172e-05
3.059e-08
d
yr
n .2442195104645066 1.8509e-09 deg/d
Q 2.890152868292969 1.4603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      807  
   data-arc span      8341 days (22.84 yr)  
   first obs. used      1997-06-26  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53759  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:40:21  

Additional Information
 Earth MOID = 1.20291 au 
 Jupiter MOID = 2.36829 au 
 T_jup = 3.395 
[ 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 MPO381793  

79419 Gaolu           Discovered 1997 June 26 by the Beijing Schmidt CCD Asteroid Program at Xinglong.
Gaolu (1877-1947), the pioneer of modern astronomy in China, was born in Changle city, China Fujian province. He initiated the foundation of the Chinese Astronomical Society and the Purple Mountain Observatory in Nanjing.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 1997 MZ = 1998 XR69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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