1991 RU17

1991RU17, 09763, 1985 YT, 1985YT, 1990 FL1, 1990FL1, 1991 PQ17, 1991PQ17, J85Y00T, J90F01L, J91P17Q, J91R17U

All data for this body: [vot]

MPC data
Name (number) 1991 RU17 (9763)
a 2.24543
e 0.02872
i / sin(i) 3.3152 / 0.05783
q 2.18095
Q 2.30992
ω 179.1305
Node 191.0032
m 339.2473
n 0.2929
Epoch 2460800.5
nobs 3940
nopp 25
Years observed 1985-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.246
ep 0.031
sin(ip) 0.066
G 0.150
H 13.790
Mass
D 5.07 0.044
pV 0.274 0.0402
Value
Rotational Period
Period quality None
Spectral Class S-complex
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2457 0.0313 0.0663 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.07 0.044 0.044 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.274 0.0402 0.0402 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
13.79 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
A A 0.4908 0.4908 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S-complex Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.316 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.62 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC