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JPL Small-Body Database Browser
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154999 (2005 NV28)
Classification: Main-belt Asteroid          SPK-ID: 2154999
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896864339148307 5.4263e-08  
a 2.285939674451116 8.0577e-09 au
q 1.852327929460055 1.2168e-07 au
i 5.719284040278704 4.9796e-06 deg
node 163.4343093672185 3.875e-05 deg
peri 178.1013243397911 4.1039e-05 deg
M 85.08698774432403 1.1872e-05 deg
tp 2458702.129265780010
(2019-Aug-06.62926578)
4.1163e-05 TDB
period 1262.395898206678
3.46
6.6747e-06
1.827e-08
d
yr
n .2851720292432867 1.5078e-09 deg/d
Q 2.719551419442177 9.5861e-09 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      6802 days (18.62 yr)  
   first obs. used      2001-04-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:30:57  

Additional Information
 Earth MOID = .844101 au 
 Jupiter MOID = 2.68139 au 
 T_jup = 3.571 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457093.5 (2015-Mar-12.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906307729564878 5.4451e-08  
q 1.849518382940957 1.2223e-07 au
tp 2457440.309312817324
(2016-Feb-21.80931282)
3.9487e-05 TDB
node 163.4909379951258 3.8727e-05 deg
peri 178.1621948403616 4.0986e-05 deg
i 5.721750778629709 4.983e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      6802 days (18.62 yr)  
   first obs. used      2001-04-14  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:30:57  

Additional Information
 Jupiter MOID = 2.68139 au 
 T_jup = 3.571 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.964883653886409E-15 -6.647276440718903E-15 1.064092592829571E-12 2.427106785788004E-14 3.833716151803532E-13 -1.45739129856212E-15
q -6.647276440718903E-15 1.493954788950489E-14 -2.40541033821034E-12 -5.44118992718813E-14 -8.691504596543148E-13 3.504309839224474E-15
tp 1.064092592829571E-12 -2.40541033821034E-12 1.559204607611465E-9 1.313864430825379E-11 5.41149329841178E-10 1.208966516876703E-12
node 2.427106785788004E-14 -5.44118992718813E-14 1.313864430825379E-11 1.499788918050843E-9 -1.486280758938854E-9 5.228945568749102E-11
peri 3.833716151803532E-13 -8.691504596543148E-13 5.41149329841178E-10 -1.486280758938854E-9 1.679852482862309E-9 -5.171132005162074E-11
i -1.45739129856212E-15 3.504309839224474E-15 1.208966516876703E-12 5.228945568749102E-11 -5.171132005162074E-11 2.483067466148387E-11

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 16.7   n/a MPO436784  

154999 (2005 NV28)          Discovered 2005-Jul-05 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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