1999 VN156

1999VN156, 1999 XD233, 1999XD233, 44977, J99VF6N, J99XN3D

All data for this body: [vot]

MPC data
Name (number) 1999 VN156 (44977)
a 2.75242
e 0.14890
i / sin(i) 7.6076 / 0.13239
q 2.34257
Q 3.16226
ω 281.1482
Node 238.3863
m 120.3792
n 0.2158
Epoch 2460800.5
nobs 2152
nopp 22
Years observed 1998-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.752
ep 0.183
sin(ip) 0.153
G 0.150
H 14.800
Mass
D 6.66 0.061
pV 0.065 0.0076
Value
Rotational Period 186.050
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
28 Bellona -1 Bellona -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7520 0.1830 0.1535 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.66 0.061 0.061 Masiero 2011ApJ...741...68M NEATM
8.21 2.310 2.310 Nugent 2016AJ....152...63N NEATM
8.59 2.870 2.870 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.035 0.0170 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.071 0.0083 0.0083 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
14.80 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
186.051 2 Synodic Pal 2020ApJS..247...26P Lightcurve