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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
35080 (1990 QH8)
Classification: Main-belt Asteroid          SPK-ID: 2035080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2476539482743654 3.0451e-08  
a 2.259670135758161 8.8355e-09 au
q 1.700053904839981 7.0864e-08 au
i 1.603099171515821 3.3422e-06 deg
node 107.5889158536761 0.00013271 deg
peri 313.0770353161649 0.00013291 deg
M 219.0067135418326 8.4588e-06 deg
tp 2459486.416815907425
(2021-Sep-28.91681591)
3.0942e-05 TDB
period 1240.697753212347
3.40
7.2768e-06
1.992e-08
d
yr
n .290159306783548 1.7018e-09 deg/d
Q 2.819286366676341 1.1024e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      11432 days (31.30 yr)  
   first obs. used      1988-01-12  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:45:16  

Additional Information
 Earth MOID = .71333 au 
 Jupiter MOID = 2.52198 au 
 T_jup = 3.579 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456789.5 (2014-May-12.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2478242157620835 3.0463e-08  
q 1.699056139559203 7.0861e-08 au
tp 2457006.975364660992
(2014-Dec-15.47536466)
2.423e-05 TDB
node 107.5996667234636 0.00013274 deg
peri 313.1907194472322 0.00013294 deg
i 1.603003941601407 3.3423e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      11432 days (31.30 yr)  
   first obs. used      1988-01-12  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:45:16  

Additional Information
 Jupiter MOID = 2.52198 au 
 T_jup = 3.579 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.280135023229286E-16 -2.149622510554584E-15 -1.872717812224734E-13 -1.371940150068237E-14 -4.083062955648922E-14 -4.40157070545908E-16
q -2.149622510554584E-15 5.021336052014055E-15 4.559769450767596E-13 3.224968782567001E-14 9.702245665574619E-14 1.068419594059888E-15
tp -1.872717812224734E-13 4.559769450767596E-13 5.87107895065477E-10 6.493497678340128E-12 1.85250205297985E-10 2.395432950695261E-13
node -1.371940150068237E-14 3.224968782567001E-14 6.493497678340128E-12 1.762045256168428E-8 -1.7611442656323E-8 3.419268521567283E-11
peri -4.083062955648922E-14 9.702245665574619E-14 1.85250205297985E-10 -1.7611442656323E-8 1.767222372132644E-8 -3.411139203547349E-11
i -4.40157070545908E-16 1.068419594059888E-15 2.395432950695261E-13 3.419268521567283E-11 -3.411139203547349E-11 1.117071326163953E-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 15.7   n/a MPO324627  
diameter diameter 4.381 km 0.401 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35080 (1990 QH8)          Discovered 1990-Aug-16 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QH8 = 1988 AU3 = 1997 VC4 = 1998 CG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-30 18:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin