1998 UC20

1998UC20, 26318, J98U20C

All data for this body: [vot]

MPC data
Name (number) 1998 UC20 (26318)
a 2.38698
e 0.21990
i / sin(i) 2.9179 / 0.05090
q 1.86209
Q 2.91188
ω 267.4157
Node 49.3304
m 128.9690
n 0.2673
Epoch 2460800.5
nobs 1805
nopp 21
Years observed 1997-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.385
ep 0.188
sin(ip) 0.042
G 0.150
H 15.600
Mass
D 2.10 0.627
pV 0.302 0.1865
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
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.3300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3854 0.1876 0.0416 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.10 0.627 0.627 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.302 0.1865 0.1865 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
15.60 MPC-2023-12-04 MPC-2023-12-04 Phot