1998 RC42

1998RC42, 2003 YA55, 2003YA55, A1104, J98R42C, K03Y55A

All data for this body: [vot]

MPC data
Name (number) 1998 RC42 (101104)
a 2.69725
e 0.12686
i / sin(i) 3.4485 / 0.06015
q 2.35508
Q 3.03942
ω 134.0074
Node 242.2860
m 346.3820
n 0.2225
Epoch 2460800.5
nobs 652
nopp 18
Years observed 1998-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.697
ep 0.089
sin(ip) 0.078
G 0.150
H 16.200
Mass
D 4.32 0.796
pV 0.042 0.0152
Value
Rotational Period 9.000
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6975 0.0895 0.0781 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.22 1.146 1.146 Masiero 2011ApJ...741...68M NEATM
4.42 1.107 1.107 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0232 0.0232 Masiero 2011ApJ...741...68M NEATM
0.043 0.0201 0.0201 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
16.20 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.8 2 Synodic Chang 2019ApJS..241....6C Lightcurve