1999 RF128

1999RF128, 1981 GK1, 1981GK1, 1989 TY12, 1989TY12, 1997 ER53, 1997ER53, 33770, J81G01K, J89T12Y, J97E53R, J99RC8F

All data for this body: [vot]

MPC data
Name (number) 1999 RF128 (33770)
a 3.06184
e 0.09215
i / sin(i) 4.8418 / 0.08440
q 2.77969
Q 3.34400
ω 285.2216
Node 174.8590
m 166.2290
n 0.1840
Epoch 2460800.5
nobs 2974
nopp 24
Years observed 1989-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.059
ep 0.102
sin(ip) 0.083
G 0.150
H 13.480
Mass
D 10.20 0.358
pV 0.068 0.0059
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 5.947
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0589 0.1015 0.0833 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.20 0.358 0.358 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.068 0.0059 0.0059 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
13.48 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B B 0.2800 0.5250 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.7112 0.5250 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.72 Bus VIS Carvano 2010A&A...510A..43C PHOT