Qinghai

02255, 1950 XB, 1950XB, 1973 AP2, 1973AP2, 1977 UR, 1977UR, 1977 VE, 1977VE, 1977 VK1, 1977VK1, J50X00B, J73A02P, J77U00R, J77V00E, J77V01K

All data for this body: [vot]

MPC data
Name (number) Qinghai (2255)
a 3.10486
e 0.14712
i / sin(i) 14.1411 / 0.24431
q 2.64807
Q 3.56164
ω 347.8895
Node 40.8883
m 146.1240
n 0.1802
Epoch 2460200.5
nobs 5159
nopp 27
Years observed 1950-2023
rms 0.46
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.100
ep 0.132
sin(ip) 0.227
Value Standard error
G 0.150
H 12.000
Mass
D 24.01 0.225
pV 0.076 0.0084
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1001 0.1320 0.2271 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.64 1.610 1.610 Usui 2011PASJ...63.1117U NEATM
21.10 4.220 4.220 Ali-Lagoa 2018A&A...612A..85A NEATM
22.64 6.289 6.289 Masiero 2017AJ....154..168M NEATM
22.68 7.420 7.420 Masiero 2021PSJ.....2..162M NEATM
22.90 1.600 1.600 Tedesco 2002AJ....123.1056T STM
24.11 0.230 0.230 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.045 0.0230 0.0460 Masiero 2021PSJ.....2..162M NEATM
0.046 0.0258 0.0258 Masiero 2017AJ....154..168M NEATM
0.070 0.0120 0.0120 Masiero 2012ApJ...759L...8M NEATM
0.086 0.0340 0.0340 Ali-Lagoa 2018A&A...612A..85A NEATM
0.102 0.0160 0.0160 Tedesco 2002AJ....123.1056T STM
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
12.00 MPC-2023-12-04 MPC-2023-12-04 Phot