Roerich

04426, 1936 LD, 1936LD, 1969 TB6, 1969TB6, 1972 GF, 1972GF, 1974 VB1, 1974VB1, 1978 RW4, 1978RW4, 1978 TK3, 1978TK3, 1979 YM7, 1979YM7, 1981 GV, 1981GV, 1986 LP1, 1986LP1, 1987 SP, 1987SP, J36L00D, J69T06B, J72G00F, J74V01B, J78R04W, J78T03K, J79Y07M, J81G00V, J86L01P, J87S00P

All data for this body: [vot]

MPC data
Name (number) Roerich (4426)
a 2.75238
e 0.06641
i / sin(i) 2.0936 / 0.03653
q 2.56959
Q 2.93517
ω 55.9198
Node 236.9369
m 10.5583
n 0.2158
Epoch 2460200.5
nobs 4855
nopp 35
Years observed 1936-2023
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.753
ep 0.068
sin(ip) 0.047
Value Standard error
G 0.150
H 12.380
Mass
D 10.97 0.048
pV 0.193 0.0158
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7526 0.0676 0.0467 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.64 0.110 0.110 Masiero 2014ApJ...791..121M NEATM
10.85 0.520 0.520 Masiero 2012ApJ...759L...8M NEATM
11.05 0.054 0.054 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.175 0.0319 0.0319 Masiero 2011ApJ...741...68M NEATM
0.190 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.238 0.0440 0.0440 Masiero 2012ApJ...759L...8M 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
12.38 MPC-2023-12-04 MPC-2023-12-04 Phot