1999 RB121

1999RB121, 1998 DQ5, 1998DQ5, 40562, J98D05Q, J99RC1B

All data for this body: [vot]

MPC data
Name (number) 1999 RB121 (40562)
a 2.30025
e 0.08869
i / sin(i) 6.7602 / 0.11772
q 2.09624
Q 2.50426
ω 29.0640
Node 228.6318
m 195.5957
n 0.2825
Epoch 2460800.5
nobs 2433
nopp 21
Years observed 1996-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.299
ep 0.093
sin(ip) 0.128
G 0.150
H 15.410
Mass
D
pV
Value
Rotational Period 154.180
Period quality 2
Spectral Class V
Spectral Class Score 3.679
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2990 0.0935 0.1276 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.41 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
154.184 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V V 0.6132 0.6132 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT