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85972 (1999 GJ7)
Classification: Main-belt Asteroid          SPK-ID: 2085972
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2692789504077472 3.2342e-08  
a 2.65716389414258 1.487e-08 au
q 1.941645589666504 8.691e-08 au
i 13.42676086195002 4.9674e-06 deg
node 160.4993077885517 1.6529e-05 deg
peri 74.79017283385359 1.9389e-05 deg
M 291.2968732302571 1.252e-05 deg
tp 2459302.425603302262
(2021-Mar-28.92560330)
5.6375e-05 TDB
period 1582.07089399435
4.33
1.3281e-05
3.636e-08
d
yr
n .2275498534020092 1.9102e-09 deg/d
Q 3.372682198618657 1.8875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      1999-03-23  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5307  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:42:05  

Additional Information
 Earth MOID = .982232 au 
 Jupiter MOID = 1.80596 au 
 T_jup = 3.297 
[ 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 15.0   n/a MPC47775  
diameter diameter 5.874 km 1.590 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.051   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

85972 (1999 GJ7)          Discovered 1999-Apr-06 by LONEOS at Anderson Mesa
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1940-Dec-17 18:13 00:02 Jupiter 1.79829043925389 1.79828977761815 1.79829110089496 1.98710078495857 1.73393734070848 2429981.258871614 1.88675421039841 275.2636233376 100.5336310532 71.9856503499897 976146.345962547 T 22 CATAB v2.0f-lin.ifort 2020-Feb-23 20:42:17 2020-Feb-23 20:42
1988-Sep-13 14:49 < 00:01 Jupiter 1.8453548841896 1.84535427343746 1.84535549494217 1.43382400162655 1.06669876543238 2447418.117217872 0.713098647464465 482.088642666797 152.198099463184 -52.300444598341 1719532.7378052 T 22 CATAB v2.0f-lin.ifort 2020-Feb-23 20:42:17 2020-Feb-23 20:42
2036-Jun-21 18:37 < 00:01 Jupiter 1.92050890403869 1.92050827885183 1.92050952922629 0.788276375955499 n/a 2464866.275881100 0.655605603619086 250.826743965347 30.2617627387249 88.2755949195406 9487356.35376346 F 22 CATAB v2.0f-lin.ifort 2020-Feb-23 20:42:17 2020-Feb-23 20:42
2117-Dec-16 23:17 00:02 Jupiter 1.91905051343851 1.91904904673322 1.91905198016039 3.26153805473065 3.12328013788661 2494628.470035557 2.45041425007575 319.204505506957 19.9618730683609 -81.1487787833381 1767077.39794805 T 22 CATAB v2.0f-lin.ifort 2020-Feb-23 20:42:17 2020-Feb-23 20:42
2165-Sep-10 07:50 00:04 Jupiter 1.85734990306541 1.85734848964125 1.85735131652915 2.79057824054891 2.62206988973788 2512062.826697804 3.53279989875278 486.327821274784 20.6842744846584 -87.9351670140638 1459768.62451903 T 22 CATAB v2.0f-lin.ifort 2020-Feb-23 20:42:17 2020-Feb-23 20:42
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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