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 ]  
190079 (2004 TL21)
Classification: Main-belt Asteroid          SPK-ID: 2190079
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1689768098213477 6.9641e-08  
a 2.765322475975793 2.2936e-08 au
q 2.298047105858133 1.8424e-07 au
i 13.01629333222781 4.7764e-06 deg
node 130.6778324766901 2.4309e-05 deg
peri 227.877840858073 2.835e-05 deg
M 206.4157004217499 1.7065e-05 deg
tp 2459917.074621301555
(2022-Dec-03.57462130)
8.4283e-05 TDB
period 1679.643455593764
4.60
2.0897e-05
5.721e-08
d
yr
n .214331201542257 2.6665e-09 deg/d
Q 3.232597846093453 2.6811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1999-09-11  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:08  

Additional Information
 Earth MOID = 1.31215 au 
 Jupiter MOID = 2.2438 au 
 T_jup = 3.282 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457526.5 (2016-May-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1674498879325887 6.9477e-08  
q 2.304294149900731 1.8323e-07 au
tp 2458236.838283589998
(2018-Apr-28.33828359)
7.5351e-05 TDB
node 130.7188111143145 2.4301e-05 deg
peri 227.7119128277548 2.8432e-05 deg
i 13.0139161467106 4.7757e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1999-09-11  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:06:08  

Additional Information
 Jupiter MOID = 2.2438 au 
 T_jup = 3.282 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.827026374490724E-15 -1.26765184323627E-14 2.159555174334615E-12 -3.452492409753772E-15 1.527148494062446E-13 -1.862463367456531E-14
q -1.26765184323627E-14 3.35721647796215E-14 -5.460202017135727E-12 5.002942050214588E-15 -3.836963870315319E-13 4.8899505289648E-14
tp 2.159555174334615E-12 -5.460202017135727E-12 5.677839109857954E-9 -1.3682948068032E-11 1.101388827064084E-9 -1.881029865901505E-11
node -3.452492409753772E-15 5.002942050214588E-15 -1.3682948068032E-11 5.905375563110155E-10 -5.778200166606038E-10 5.968546378660443E-12
peri 1.527148494062446E-13 -3.836963870315319E-13 1.101388827064084E-9 -5.778200166606038E-10 8.08389740698794E-10 -8.59091472686959E-12
i -1.862463367456531E-14 4.8899505289648E-14 -1.881029865901505E-11 5.968546378660443E-12 -8.59091472686959E-12 2.280724445315375E-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 15.81   n/a E2021B55  
rotation period rot_per 57.936 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

190079 (2004 TL21)          Discovered 2004-Oct-03 by NEAT at Palomar
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-15 08:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin