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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 259 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .367673911696502 2.7061e-08  
a 1.880891001893037 2.0016e-09 au
q 1.189336449752271 5.1504e-08 au
i .8078893048296862 2.2948e-06 deg
node 59.5268966082656 0.00016784 deg
peri 319.2321665645002 0.00016788 deg
M 17.54437829266421 2.5602e-06 deg
tp 2459350.582381827407
(2021-May-16.08238183)
6.6781e-06 TDB
period 942.2016708933705
2.58
1.504e-06
4.118e-09
d
yr
n .3820838055388477 6.0991e-10 deg/d
Q 2.572445554033802 2.7376e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1470  
   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      .43024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-02 05:54:51  

Additional Information
 Earth MOID = .191016 au 
 Jupiter MOID = 2.8911 au 
 T_jup = 3.885 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457244.5 (2015-Aug-10.0) TDB
Reference: JPL 259 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3679618810244507 2.7018e-08  
q 1.188623039427493 5.151e-08 au
tp 2457465.800962878116
(2016-Mar-18.30096288)
6.4685e-06 TDB
node 59.47952570306415 0.00016755 deg
peri 319.1847980212855 0.0001676 deg
i .8092535922131484 2.2958e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1470  
   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      .43024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-02 05:54:51  

Additional Information
 Jupiter MOID = 2.8911 au 
 T_jup = 3.885 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.299821994688418E-16 -1.391372574722572E-15 -2.363838708285818E-14 -3.216125650614527E-14 2.825832056306927E-14 -2.821098253534898E-15
q -1.391372574722572E-15 2.653239627740796E-15 4.311019716434682E-14 6.081135241224013E-14 -5.429465442022737E-14 5.402575226861135E-15
tp -2.363838708285818E-14 4.311019716434682E-14 4.184207882598057E-11 3.411250759855452E-12 2.438522478223901E-11 2.096258059807072E-13
node -3.216125650614527E-14 6.081135241224013E-14 3.411250759855452E-12 2.807402705951438E-8 -2.807040213954E-8 -1.604142510274427E-10
peri 2.825832056306927E-14 -5.429465442022737E-14 2.438522478223901E-11 -2.807040213954E-8 2.808812947788705E-8 1.604982209758353E-10
i -2.821098253534898E-15 5.402575226861135E-15 2.096258059807072E-13 -1.604142510274427E-10 1.604982209758353E-10 5.270791765842926E-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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