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 ]  
85637 (1998 MO12)
Classification: Main-belt Asteroid          SPK-ID: 2085637
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446416395800842 3.8923e-08  
a 3.086534732627107 2.3763e-08 au
q 2.640093288279046 1.1769e-07 au
i 15.26836916688358 4.8001e-06 deg
node 142.3316386531029 1.7377e-05 deg
peri 101.5500901514409 2.6372e-05 deg
M 31.45860878976764 1.7436e-05 deg
tp 2458827.421871135576
(2019-Dec-09.92187114)
9.6e-05 TDB
period 1980.638330435621
5.42
2.2873e-05
6.262e-08
d
yr
n .1817595845076984 2.099e-09 deg/d
Q 3.532976176975169 2.72e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1998-06-19  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:34  

Additional Information
 Earth MOID = 1.67967 au 
 Jupiter MOID = 1.78392 au 
 T_jup = 3.156 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457190.5 (2015-Jun-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1426577907882816 3.9063e-08  
q 2.645372846978076 1.1764e-07 au
tp 2456847.901371541906
(2014-Jul-09.40137154)
0.00010098 TDB
node 142.3907261907317 1.7389e-05 deg
peri 101.3893360802296 2.6583e-05 deg
i 15.26143422238425 4.7984e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8077 days (22.11 yr)  
   first obs. used      1998-06-19  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:56:34  

Additional Information
 Jupiter MOID = 1.78392 au 
 T_jup = 3.156 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.525955600402814E-15 -4.529081661997368E-15 -3.712401532498761E-13 -2.50593000983103E-15 -6.632113015290352E-14 -4.735322375946528E-15
q -4.529081661997368E-15 1.384010528234788E-14 5.99276264653106E-13 3.965347131588967E-15 1.197222527019956E-13 1.698941568374521E-14
tp -3.712401532498761E-13 5.99276264653106E-13 1.019740004667565E-8 -2.75175604875479E-11 2.052879273648527E-9 7.740816156517223E-13
node -2.50593000983103E-15 3.965347131588967E-15 -2.75175604875479E-11 3.023922480040411E-10 -2.970719035077738E-10 2.469441035281574E-12
peri -6.632113015290352E-14 1.197222527019956E-13 2.052879273648527E-9 -2.970719035077738E-10 7.066566381862952E-10 -1.990875406665965E-12
i -4.735322375946528E-15 1.698941568374521E-14 7.740816156517223E-13 2.469441035281574E-12 -1.990875406665965E-12 2.302447973244234E-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 14.8   n/a MPO432400  
diameter diameter 6.159 km 0.461 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85637 (1998 MO12)          Discovered 1998-Jun-19 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-25 17:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin