1999 VX20

1999VX20, 1998 LZ1, 1998LZ1, 41056, J98L01Z, J99V20X

All data for this body: [vot]

MPC data
Name (number) 1999 VX20 (41056)
a 2.74420
e 0.15614
i / sin(i) 7.7189 / 0.13431
q 2.31573
Q 3.17267
ω 82.8358
Node 248.4967
m 270.3879
n 0.2168
Epoch 2460800.5
nobs 2053
nopp 22
Years observed 1998-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.744
ep 0.119
sin(ip) 0.155
G 0.150
H 14.480
Mass
D 4.53 0.738
pV 0.180 0.0466
Value
Rotational Period 5.997
Period quality 2
Spectral Class S
Spectral Class Score 1.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 0 Gefion Novakovic 2019EPSC...13.1671N HCM
1272 Gefion 516 Gefion -0.7400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7442 0.1193 0.1550 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.53 0.738 0.738 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0466 0.0466 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
14.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.99719 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT