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11723 (1998 HT125)
Classification: Main-belt Asteroid          SPK-ID: 2011723
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1450015278555464 1.5281e-08  
a 2.341031068689709 6.4312e-09 au
q 2.001577986972398 3.5264e-08 au
i 4.50209897924237 4.4302e-07 deg
node 125.5039173447795 1.5805e-05 deg
peri 73.12837691471238 1.7936e-05 deg
M 187.0963907222454 6.4887e-06 deg
tp 2460024.863212388202
(2023-Mar-21.36321239)
2.459e-05 TDB
period 1308.305577915177
3.58
5.3912e-06
1.476e-08
d
yr
n .2751650731121016 1.1339e-09 deg/d
Q 2.680484150407019 7.3637e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2226  
   data-arc span      16384 days (44.86 yr)  
   first obs. used      1976-02-27  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:37:46  

Additional Information
 Earth MOID = 1.00594 au 
 Jupiter MOID = 2.28066 au 
 T_jup = 3.546 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.24   n/a MPCxxxxx  
rotation period rot_per 4.118 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

11723 (1998 HT125)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HT125 = 1976 DH1 = 1988 RO14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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