1999 UF1

1999UF1, 1977 UY4, 1977UY4, 91843, J77U04Y, J99U01F

All data for this body: [vot]

MPC data
Name (number) 1999 UF1 (91843)
a 3.13110
e 0.19965
i / sin(i) 16.9772 / 0.29199
q 2.50598
Q 3.75623
ω 46.6688
Node 32.9474
m 191.5665
n 0.1779
Epoch 2460800.5
nobs 1314
nopp 18
Years observed 1977-2024
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Tirela (1400)
 
ap 3.121
ep 0.193
sin(ip) 0.288
G 0.150
H 14.420
Mass
D 4.08 1.285
pV 0.242 0.1205
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.982
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1400 Tirela 0 Tirela Novakovic 2019EPSC...13.1671N HCM
1400 Tirela 612 Tirela 0.1000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1209 0.1933 0.2882 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.08 1.285 1.285 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.242 0.1205 0.1205 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
14.42 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
Ad Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
L L 0.8127 0.8127 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.997 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT