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192573 (1998 XL)
Classification: Main-belt Asteroid          SPK-ID: 2192573
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1945034300741082 5.4678e-08  
a 2.251417983770917 8.2036e-09 au
q 1.813509463396941 1.228e-07 au
i 9.013411096496379 4.5801e-06 deg
node 75.55252207383404 3.423e-05 deg
peri 286.3172632778507 3.5675e-05 deg
M 239.2974757719348 1.0309e-05 deg
tp 2459614.210434610837
(2022-Feb-03.71043461)
3.5942e-05 TDB
period 1233.907554232172
3.38
6.7441e-06
1.846e-08
d
yr
n .2917560547913319 1.5946e-09 deg/d
Q 2.689326504144893 9.7992e-09 au
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      7802 days (21.36 yr)  
   first obs. used      1998-12-06  
   last obs. used      2020-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:43  

Additional Information
 Earth MOID = .834789 au 
 Jupiter MOID = 2.81182 au 
 T_jup = 3.586 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457536.5 (2016-May-28.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943308356027545 5.471e-08  
q 1.814338883843599 1.2278e-07 au
tp 2457144.085763091438
(2015-May-01.58576309)
3.4326e-05 TDB
node 75.63727602349836 3.427e-05 deg
peri 285.9152196735433 3.5707e-05 deg
i 9.007708355231202 4.5757e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      811  
   data-arc span      7802 days (21.36 yr)  
   first obs. used      1998-12-06  
   last obs. used      2020-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:43  

Additional Information
 Jupiter MOID = 2.81182 au 
 T_jup = 3.586 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.993207879596771E-15 -6.707677645345327E-15 3.952729936006388E-13 -5.227939537312433E-15 1.444571045640225E-13 -1.060975605590897E-14
q -6.707677645345327E-15 1.507501904243055E-14 -9.03645822489191E-13 1.190809439288852E-14 -3.270245215758667E-13 2.388444961777697E-14
tp 3.952729936006388E-13 -9.03645822489191E-13 1.178282847119491E-9 -5.354734677376502E-14 3.73068644033757E-10 -1.504333216178193E-12
node -5.227939537312433E-15 1.190809439288852E-14 -5.354734677376502E-14 1.174438241716081E-9 -1.159551278163076E-9 -4.673049442313864E-11
peri 1.444571045640225E-13 -3.270245215758667E-13 3.73068644033757E-10 -1.159551278163076E-9 1.275009644133291E-9 4.562188134988331E-11
i -1.060975605590897E-14 2.388444961777697E-14 -1.504333216178193E-12 -4.673049442313864E-11 4.562188134988331E-11 2.093736371186033E-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 16.10   n/a E2021B55  
rotation period rot_per 8.07298 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.]

192573 (1998 XL)          Discovered 1998-Dec-06 by Tesi, L., Boattini, A. at San Marcello
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1998 XL = 2001 OX84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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