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91094 (1998 GF7)
Classification: Main-belt Asteroid          SPK-ID: 2091094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09046648113337355 4.9816e-08  
a 2.631123735103659 1.4487e-08 au
q 2.393095229362332 1.301e-07 au
i 14.4529624071504 4.6811e-06 deg
node 96.07262092039183 2.0184e-05 deg
peri 92.44777192648816 3.2127e-05 deg
M 74.40276708047365 2.6193e-05 deg
tp 2458678.321227803968
(2019-Jul-13.82122780)
0.00011286 TDB
period 1558.871565423414
4.27
1.2875e-05
3.525e-08
d
yr
n .230936279796866 1.9073e-09 deg/d
Q 2.869152240844985 1.5797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      9537 days (26.11 yr)  
   first obs. used      1994-06-01  
   last obs. used      2020-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:41:13  

Additional Information
 Earth MOID = 1.44524 au 
 Jupiter MOID = 2.25384 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09088914974659519 4.9654e-08  
q 2.391596646262607 1.2999e-07 au
tp 2457116.801303499314
(2015-Apr-04.30130350)
0.00011029 TDB
node 96.10406182624796 2.018e-05 deg
peri 91.48950915991448 3.2072e-05 deg
i 14.45517817558154 4.6818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      847  
   data-arc span      9537 days (26.11 yr)  
   first obs. used      1994-06-01  
   last obs. used      2020-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:41:13  

Additional Information
 Jupiter MOID = 2.25384 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.465535496027717E-15 -6.42092661757423E-15 -2.150736297223702E-13 1.863098023242936E-14 1.027051829023259E-14 -2.809510407070641E-15
q -6.42092661757423E-15 1.689818925177371E-14 7.469426048353386E-13 -4.72645146710328E-14 1.033041015052669E-14 7.64758056126005E-15
tp -2.150736297223702E-13 7.469426048353386E-13 1.216396907479118E-8 3.092249134722491E-11 2.776481618007162E-9 8.945945381088843E-12
node 1.863098023242936E-14 -4.72645146710328E-14 3.092249134722491E-11 4.072428912023291E-10 -3.86345350348679E-10 -2.926175213328587E-12
peri 1.027051829023259E-14 1.033041015052669E-14 2.776481618007162E-9 -3.86345350348679E-10 1.028594970048465E-9 4.798036891808846E-12
i -2.809510407070641E-15 7.64758056126005E-15 8.945945381088843E-12 -2.926175213328587E-12 4.798036891808846E-12 2.191957829352027E-11

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 14.9   n/a MPO474789  

91094 (1998 GF7)          Discovered 1998-Apr-02 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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
2169-Nov-28 06:39 00:03 Amphi 0.0135977743418021 0.013596403270009 0.013599200180812 5.85256533271969 5.85256526048282 2513602.777355328 2.88050075928735 1772.76116394353 44.613945457823 -88.2689877781441 45561.613119027 T 26 CATAB v2.0f-lin.ifort 2020-Nov-12 20:41:15 2020-Nov-12 20:41

Alternate Designations
 1998 GF7 = 2000 WX169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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