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 ]  
70339 (1999 RQ170)
Classification: Main-belt Asteroid          SPK-ID: 2070339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1643510428871118 3.0239e-08  
a 2.349056749129764 8.1245e-09 au
q 1.962986822609278 6.991e-08 au
i 5.442392329186452 4.78e-06 deg
node 348.932012379063 3.4524e-05 deg
peri 110.7808698164524 3.7662e-05 deg
M 236.2563669545926 1.64e-05 deg
tp 2459652.521457894938
(2022-Mar-14.02145789)
6.105e-05 TDB
period 1315.039172823262
3.60
6.8224e-06
1.868e-08
d
yr
n .2737561035745534 1.4202e-09 deg/d
Q 2.735126675650249 9.4598e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1318  
   data-arc span      7633 days (20.90 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:05  

Additional Information
 Earth MOID = .987364 au 
 Jupiter MOID = 2.42062 au 
 T_jup = 3.535 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456710.5 (2014-Feb-22.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1651580708401523 3.0303e-08  
q 1.959973201096566 7.0153e-08 au
tp 2457022.482963813805
(2014-Dec-30.98296381)
5.4685e-05 TDB
node 349.073867558782 3.4592e-05 deg
peri 110.4004036306506 3.7658e-05 deg
i 5.438749878982942 4.7759e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1318  
   data-arc span      7633 days (20.90 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:05  

Additional Information
 Jupiter MOID = 2.42062 au 
 T_jup = 3.535 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.182501071016695E-16 -2.116677778712909E-15 4.101950005055662E-13 1.007189099096379E-15 1.139019259781393E-13 -1.052887953047794E-16
q -2.116677778712909E-15 4.921464803611875E-15 -8.427425750094976E-13 -2.86720497902737E-15 -2.374124391857851E-13 3.139180060389775E-16
tp 4.101950005055662E-13 -8.427425750094976E-13 2.990404319797811E-9 1.319678536312832E-12 8.203444577578168E-10 1.225202635597209E-12
node 1.007189099096379E-15 -2.86720497902737E-15 1.319678536312832E-12 1.19662750106325E-9 -1.190475547699977E-9 8.102460230272986E-12
peri 1.139019259781393E-13 -2.374124391857851E-13 8.203444577578168E-10 -1.190475547699977E-9 1.418133980445529E-9 -7.73579518913626E-12
i -1.052887953047794E-16 3.139180060389775E-16 1.225202635597209E-12 8.102460230272986E-12 -7.73579518913626E-12 2.280883214144953E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.94   n/a E2021B10  
diameter diameter 5.970 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70339 (1999 RQ170)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RQ170 = 2000 YF35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-16 19:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin