Spahr

02975, 1957 HU, 1957HU, 1967 GH, 1967GH, 1970 AF1, 1970AF1, 1970 AK1, 1970AK1, 1970 CB, 1970CB, 1978 PF4, 1978PF4, J57H00U, J67G00H, J70A01F, J70A01K, J70C00B, J78P04F

All data for this body: [vot]

MPC data
Name (number) Spahr (2975)
a 2.24800
e 0.09457
i / sin(i) 6.9055 / 0.12023
q 2.03541
Q 2.46059
ω 317.9083
Node 236.4702
m 268.6245
n 0.2924
Epoch 2460200.5
nobs 5661
nopp 30
Years observed 1957-2023
rms 0.43
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.248
ep 0.143
sin(ip) 0.130
Value Standard error
G 0.150
H 13.340
Mass
D 5.99 0.066
pV 0.407 0.0399
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2483 0.1427 0.1301 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.92 0.110 0.110 Masiero 2014ApJ...791..121M NEATM
6.03 0.082 0.082 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.404 0.0445 0.0445 Masiero 2011ApJ...741...68M NEATM
0.420 0.0900 0.0900 Masiero 2014ApJ...791..121M 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
13.34 MPC-2023-12-04 MPC-2023-12-04 Phot