1999 YV4

1999YV4, 1978 WL21, 1978WL21, 1998 RJ32, 1998RJ32, 26436, J78W21L, J98R32J, J99Y04V

All data for this body: [vot]

MPC data
Name (number) 1999 YV4 (26436)
a 2.25346
e 0.09875
i / sin(i) 2.3369 / 0.04078
q 2.03092
Q 2.47600
ω 262.0441
Node 293.9197
m 103.0868
n 0.2914
Epoch 2460800.5
nobs 2481
nopp 21
Years observed 1978-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.254
ep 0.141
sin(ip) 0.049
G 0.150
H 15.330
Mass
D 2.57 0.324
pV 0.293 0.0598
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
44 Nysa 405 Nysa-Polana -1.6600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2541 0.1405 0.0491 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.57 0.324 0.324 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.293 0.0598 0.0598 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
15.33 MPC-2023-12-04 MPC-2023-12-04 Phot