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3117 Niepce (1983 CM1)
Classification: Main-belt Asteroid          SPK-ID: 2003117
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05573284438292898 2.6459e-08  
a 2.847535027188394 1.082e-08 au
q 2.688833800643164 7.2206e-08 au
i 3.240404982711365 1.21e-07 deg
node 93.27048185161676 1.0575e-05 deg
peri 221.9918645126507 1.3176e-05 deg
M 149.6277251196325 1.191e-05 deg
tp 2458471.022985978730
(2018-Dec-18.52298598)
5.5606e-05 TDB
period 1755.100699671067
4.81
1.0004e-05
2.739e-08
d
yr
n .2051164358076261 1.1691e-09 deg/d
Q 3.006236253733625 1.1423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3003  
   data-arc span      24080 days (65.93 yr)  
   first obs. used      1955-04-16  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:45:30  

Additional Information
 Earth MOID = 1.67395 au 
 Jupiter MOID = 2.14767 au 
 T_jup = 3.302 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.47   n/a E2021B10  
rotation period rot_per 9.84 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:
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

3117 Niepce (1983 CM1)          Discovered 1983-Feb-11 by Thomas, N. G. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 CM1 = 1962 XV1 = 1973 AA2 = 1975 NR = 1976 UE5 = 1978 EY = 1979 HL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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