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190691 (2001 EG3)
Classification: Main-belt Asteroid          SPK-ID: 2190691
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3066858466721722 4.7399e-08  
a 2.752966375895265 1.4112e-08 au
q 1.908670552043804 1.2925e-07 au
i 9.56474660055156 5.2425e-06 deg
node 149.257323374196 3.3053e-05 deg
peri 272.3542525300258 3.4272e-05 deg
M 183.7118729371567 1.0549e-05 deg
tp 2460017.496790407946
(2023-Mar-13.99679041)
5.348e-05 TDB
period 1668.398487448976
4.57
1.2829e-05
3.512e-08
d
yr
n .2157757890025717 1.6592e-09 deg/d
Q 3.597262199746726 1.844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      7565 days (20.71 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:44  

Additional Information
 Earth MOID = .949004 au 
 Jupiter MOID = 1.87723 au 
 T_jup = 3.255 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.85   n/a E2021B55  
rotation period rot_per 159.265 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.]

190691 (2001 EG3)          Discovered 2001-Mar-04 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1947-Dec-01 14:26 00:02 Jupiter 1.87387623829267 1.87387567292513 1.87387680366023 0.444067971287372 n/a 2432521.101719370 1.65383876409658 305.326296151333 28.1785376624667 -89.832244184626 9945690.1290085 F 17 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:45 2021-Apr-13 22:08
2007-Jun-25 15:47 < 00:01 Jupiter 1.87347914928593 1.87347857828655 1.87347972028596 0.69458303378032 n/a 2454277.157663829 0.333375065935239 258.102606601727 27.8114574137146 -88.6368969998604 10072050.4197779 F 17 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:45 2021-Apr-13 22:08
2067-Jan-16 05:58 00:01 Jupiter 1.88294982514796 1.88294928380234 1.88295036649239 1.03808335804382 0.421830442980623 2476031.748352248 1.24056073723321 5005.55362340329 368.833688692787 2.23266628681606 757845.435469443 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:45 2021-Apr-13 22:08
2126-Aug-08 08:44 00:03 Jupiter 1.90206639338242 1.90206565857135 1.9020671282004 1.40707513355535 1.04366010744589 2497784.863923946 2.62848700885702 621.840853413541 198.349974602475 -30.6571269985852 853233.840303513 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:45 2021-Apr-13 22:08
2186-Feb-25 17:45 00:04 Jupiter 1.93038184564935 1.93038052343489 1.93038316789563 1.78400030968216 1.51825136097337 2519536.239628170 4.0135910802897 542.679869409568 93.3784883085449 -67.5391768136573 1061876.77571838 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:45 2021-Apr-13 22:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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