Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
118681 (2000 NJ1)
Classification: Main-belt Asteroid          SPK-ID: 2118681
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1513760709152105 2.9104e-08  
a 2.598219387399165 1.3982e-08 au
q 2.204911145158954 7.6998e-08 au
i 3.471955390416389 4.3252e-06 deg
node 240.6091420235643 0.00010559 deg
peri 35.90001229626185 0.00010825 deg
M 332.2957806997481 2.5792e-05 deg
tp 2459318.221441400972
(2021-Apr-13.72144140)
0.00010996 TDB
period 1529.720741994153
4.19
1.2348e-05
3.381e-08
d
yr
n .2353370717394483 1.8997e-09 deg/d
Q 2.991527629639376 1.6099e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7273 days (19.91 yr)  
   first obs. used      2000-06-23  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57227  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:22  

Additional Information
 Earth MOID = 1.18783 au 
 Jupiter MOID = 2.12149 au 
 T_jup = 3.397 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457214.5 (2015-Jul-11.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517876474863768 2.9056e-08  
q 2.205191607766667 7.6896e-08 au
tp 2457785.381040965789
(2017-Jan-31.88104097)
0.00010529 TDB
node 240.7597075698521 0.0001057 deg
peri 35.23498766477729 0.00010833 deg
i 3.469644141771347 4.3158e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7273 days (19.91 yr)  
   first obs. used      2000-06-23  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57227  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:22  

Additional Information
 Jupiter MOID = 2.12149 au 
 T_jup = 3.397 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.442379431566009E-16 -2.206537034005876E-15 5.039792866669356E-13 1.977731912290925E-15 1.492179808219196E-13 -1.766078534444496E-16
q -2.206537034005876E-15 5.912923718898846E-15 -8.95067637537753E-13 4.788830830912134E-15 -3.128262088905689E-13 3.632764135466242E-16
tp 5.039792866669356E-13 -8.95067637537753E-13 1.108556089411698E-8 1.218583688465703E-10 2.56259933433945E-9 -7.609829490066225E-13
node 1.977731912290925E-15 4.788830830912134E-15 1.218583688465703E-10 1.117268184743645E-8 -1.112293202776501E-8 -2.683467761652847E-10
peri 1.492179808219196E-13 -3.128262088905689E-13 2.56259933433945E-9 -1.112293202776501E-8 1.173463944805139E-8 2.67676148307387E-10
i -1.766078534444496E-16 3.632764135466242E-16 -7.609829490066225E-13 -2.683467761652847E-10 2.67676148307387E-10 1.862618682842588E-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 16.05   n/a E2021B55  

118681 (2000 NJ1)          Discovered 2000-Jul-03 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 NJ1 = 2001 XJ49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-12 08:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin