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18109 (2000 NG11)
Classification: Amor [NEO]          SPK-ID: 2018109
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 258 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3677794980881189 2.7056e-08  
a 1.881051405801061 2.0131e-09 au
q 1.189239263897596 5.152e-08 au
i .8079023060603663 2.2952e-06 deg
node 59.52807370194672 0.00016785 deg
peri 319.2368345679132 0.00016789 deg
M 302.6632597710797 2.523e-06 deg
tp 2459350.582453481349
(2021-May-16.08245348)
6.676e-06 TDB
period 942.3222010454174
2.58
1.5127e-06
4.142e-09
d
yr
n .3820349341240332 6.1329e-10 deg/d
Q 2.572863547704525 2.7535e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1469  
   data-arc span      25065 days (68.62 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:23:12  

Additional Information
 Earth MOID = .190327 au 
 Jupiter MOID = 2.88977 au 
 T_jup = 3.884 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457243.5 (2015-Aug-09.0) TDB
Reference: JPL 258 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3679617883978559 2.7027e-08  
q 1.188622781337588 5.1526e-08 au
tp 2457465.801051129221
(2016-Mar-18.30105113)
6.4685e-06 TDB
node 59.47952861636434 0.00016758 deg
peri 319.1848479389067 0.00016762 deg
i .8092537776721248 2.2961e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1469  
   data-arc span      25065 days (68.62 yr)  
   first obs. used      1951-11-08  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:23:12  

Additional Information
 Jupiter MOID = 2.88977 au 
 T_jup = 3.884 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.304542153989907E-16 -1.392273916059466E-15 -2.364389284305218E-14 -3.217251161826944E-14 2.828300553316745E-14 -2.823137969217663E-15
q -1.392273916059466E-15 2.654960801167963E-15 4.312054476402621E-14 6.083265616206979E-14 -5.434176677527295E-14 5.40647300903851E-15
tp -2.364389284305218E-14 4.312054476402621E-14 4.184213406375962E-11 3.406906782954002E-12 2.43894395521387E-11 2.097091889163785E-13
node -3.217251161826944E-14 6.083265616206979E-14 3.406906782954002E-12 2.808237735978239E-8 -2.807875591637389E-8 -1.605234915800674E-10
peri 2.828300553316745E-14 -5.434176677527295E-14 2.43894395521387E-11 -2.807875591637389E-8 2.809648716684961E-8 1.60607445678339E-10
i -2.823137969217663E-15 5.40647300903851E-15 2.097091889163785E-13 -1.605234915800674E-10 1.60607445678339E-10 5.272230818054078E-12

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 17.08   n/a E2021B10  
rotation period rot_per 4.25 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2000) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D. (2014) Minor Planet Bull. 41, 113-124.]
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 27-40.]

18109 (2000 NG11)          Discovered 2000-Jul-07 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 NG11 = 1951 YF1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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