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 ]  
100984 (1998 QQ30)
Classification: Main-belt Asteroid          SPK-ID: 2100984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2213003975373396 2.7965e-08  
a 2.560810135805125 1.162e-08 au
q 1.994101834733802 7.2787e-08 au
i 6.153490403285674 3.7845e-06 deg
node 120.5568024621813 3.6592e-05 deg
peri 196.6921977608257 3.848e-05 deg
M 217.2163948376557 1.4378e-05 deg
tp 2459990.163488235638
(2023-Feb-14.66348824)
6.2435e-05 TDB
period 1496.802490186688
4.10
1.0188e-05
2.789e-08
d
yr
n .24051269446719 1.6371e-09 deg/d
Q 3.127518436876447 1.4192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      10254 days (28.07 yr)  
   first obs. used      1993-03-18  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:01:01  

Additional Information
 Earth MOID = .980834 au 
 Jupiter MOID = 2.17975 au 
 T_jup = 3.392 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457747.5 (2016-Dec-25.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2224826018034165 2.7845e-08  
q 1.989861057601104 7.2494e-08 au
tp 2458492.383619199466
(2019-Jan-08.88361920)
5.5641e-05 TDB
node 120.6405878512563 3.6594e-05 deg
peri 196.5688370050538 3.8457e-05 deg
i 6.154467163027422 3.7839e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      694  
   data-arc span      10254 days (28.07 yr)  
   first obs. used      1993-03-18  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:01:01  

Additional Information
 Jupiter MOID = 2.17975 au 
 T_jup = 3.392 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.753606493848342E-16 -2.003114327680773E-15 -6.183106353975478E-13 -4.444257124935849E-15 -1.397774413557015E-13 1.50538452760955E-16
q -2.003114327680773E-15 5.255372959442368E-15 1.87144194459742E-12 1.281812451855657E-14 4.103723441358607E-13 -2.621237234045378E-16
tp -6.183106353975478E-13 1.87144194459742E-12 3.095918111876766E-9 9.581913899561773E-12 6.759024334188996E-10 5.251394532292038E-13
node -4.444257124935849E-15 1.281812451855657E-14 9.581913899561773E-12 1.339139767400598E-9 -1.329151962713706E-9 -6.467043427320576E-11
peri -1.397774413557015E-13 4.103723441358607E-13 6.759024334188996E-10 -1.329151962713706E-9 1.478955254335166E-9 6.439157898371158E-11
i 1.50538452760955E-16 -2.621237234045378E-16 5.251394532292038E-13 -6.467043427320576E-11 6.439157898371158E-11 1.431820988347273E-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 15.74   n/a MPCxxxxx  

100984 (1998 QQ30)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 QQ30 = 2002 LL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-24 09:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin