Portocarrero

1992 SY20, 1992SY20, 1999 CH31, 1999CH31, 29772, J92S20Y, J99C31H

All data for this body: [vot]

MPC data
Name (number) Portocarrero (29772)
a 2.74049
e 0.03221
i / sin(i) 3.9725 / 0.06928
q 2.65221
Q 2.82876
ω 129.0740
Node 35.1225
m 259.8400
n 0.2173
Epoch 2460800.5
nobs 2001
nopp 23
Years observed 1992-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.740
ep 0.069
sin(ip) 0.061
G 0.150
H 14.630
Mass
D 5.20 0.271
pV 0.150 0.0301
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
847 Agnia 0 Agnia Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7400 0.0687 0.0609 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.20 0.271 0.271 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.150 0.0301 0.0301 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
14.63 MPC-2023-12-04 MPC-2023-12-04 Phot