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(2015 RG2)
Classification: Amor [NEO]          SPK-ID: 3726788
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5862706173184343 0.00057467  
a 2.483015221455533 0.0034966 au
q 1.027296354761729 1.9743e-05 au
i 4.490468727847985 0.0031405 deg
node 341.4219966953173 0.00013091 deg
peri 11.23138625976281 0.0019546 deg
M 73.83625917466303 0.9189 deg
tp 2458707.387267249503
(2019-Aug-11.88726725)		 3.0287 TDB
period 1429.116059909875
3.91		 3.0187
0.008265		 d
yr
n .251903963644984 0.0005321 deg/d
Q 3.938734088149338 0.0055466 au
   Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      4 days  
   first obs. used      2015-09-05  
   last obs. used      2015-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-17 06:10:52  

Additional Information
 Earth MOID = .023946 au 
 Jupiter MOID = 1.51462 au 
 T_jup = 3.211 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457271.5 (2015-Sep-06.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5901802487207418 0.00057711  
q 1.019871392397212 1.2049e-05 au
tp 2457279.802785787385
(2015-Sep-14.30278579)		 0.0019541 TDB
node 341.5967659119891 0.00038484 deg
peri 10.9739607801526 0.00061514 deg
i 4.528667707382999 0.0030638 deg
   Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      4 days  
   first obs. used      2015-09-05  
   last obs. used      2015-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-17 06:10:52  

Additional Information
 Jupiter MOID = 1.51462 au 
 T_jup = 3.211 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.330526660924466E-7 6.95258686376695E-9 -1.124560500598058E-6 -2.219788733498611E-7 -3.390468623013743E-7 1.768097170000865E-6
q 6.95258686376695E-9 1.451707772923299E-10 -2.350160806946118E-8 -4.633129186507588E-9 -7.109935296827268E-9 3.691237272098728E-8
tp -1.124560500598058E-6 -2.350160806946118E-8 3.818439172123333E-6 7.487136920733782E-7 1.171380639300612E-6 -5.97223135810015E-6
node -2.219788733498611E-7 -4.633129186507588E-9 7.487136920733782E-7 1.481024723749528E-7 2.248494830890711E-7 -1.178245850751976E-6
peri -3.390468623013743E-7 -7.109935296827268E-9 1.171380639300612E-6 2.248494830890711E-7 3.783915963990039E-7 -1.802775279100873E-6
i 1.768097170000865E-6 3.691237272098728E-8 -5.97223135810015E-6 -1.178245850751976E-6 -1.802775279100873E-6 9.386911511462617E-6

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.7   n/a MPO347424  

[ 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
2015-Sep-07 17:58 < 00:01 Earth 0.0163818511664087 0.0163401864852663 0.0164235147894997 8.08873687457558 8.06860382821331 2457273.248313936 0.0890265671224647 2067.19856258313 12.6413326865167 0.287064294850931 710.394583168042 T 6 CATAB v2.0e-lin.ifort 2019-Jul-17 06:11:00 2019-Jul-17 06:11
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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