1999 UR12

1999UR12, 1993 HC9, 1993HC9, 70685, J93H09C, J99U12R

All data for this body: [vot]

MPC data
Name (number) 1999 UR12 (70685)
a 2.61127
e 0.16725
i / sin(i) 15.1196 / 0.26083
q 2.17454
Q 3.04800
ω 36.6602
Node 13.4565
m 212.5794
n 0.2336
Epoch 2460200.5
nobs 2060
nopp 18
Years observed 1993-2023
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.611
ep 0.150
sin(ip) 0.257
Value Standard error
G 0.150
H 14.480
Mass
D 4.82 0.188
pV 0.143 0.0169
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6110 0.1499 0.2574 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.69 0.223 0.223 Masiero 2011ApJ...741...68M NEATM
5.12 0.374 0.374 Masiero 2011ApJ...741...68M NEATM
5.19 1.160 1.160 Masiero 2020PSJ.....1....5M NEATM
5.44 2.184 2.184 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.114 0.0768 0.0768 Masiero 2017AJ....154..168M NEATM
0.125 0.0620 0.0620 Masiero 2020PSJ.....1....5M NEATM
0.128 0.0334 0.0334 Masiero 2011ApJ...741...68M NEATM
0.153 0.0215 0.0215 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.48 MPC-2023-12-04 MPC-2023-12-04 Phot