1991 UF1

1991UF1, 13971, 1993 FR31, 1993FR31, J91U01F, J93F31R

All data for this body: [vot]

MPC data
Name (number) 1991 UF1 (13971)
a 2.37812
e 0.20991
i / sin(i) 3.4018 / 0.05934
q 1.87894
Q 2.87731
ω 308.5731
Node 93.2677
m 47.7677
n 0.2688
Epoch 2460800.5
nobs 2334
nopp 22
Years observed 1991-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.378
ep 0.189
sin(ip) 0.043
G 0.150
H 15.280
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.111
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 -0.4700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3779 0.1894 0.0426 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
15.28 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
S S 0.6851 0.6851 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT