1999 XU77

1999XU77, 2001 FG96, 2001FG96, 43134, J99X77U, K01F96G

All data for this body: [vot]

MPC data
Name (number) 1999 XU77 (43134)
a 2.79545
e 0.21563
i / sin(i) 8.1827 / 0.14233
q 2.19265
Q 3.39824
ω 312.5381
Node 92.4767
m 183.8668
n 0.2109
Epoch 2460800.5
nobs 2258
nopp 23
Years observed 1991-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.795
ep 0.189
sin(ip) 0.122
G 0.150
H 14.150
Mass
D 8.57 0.168
pV 0.072 0.0086
Value
Rotational Period 16.434
Period quality 2
Spectral Class C
Spectral Class Score 9.216
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7945 0.1892 0.1223 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.57 1.880 1.880 Masiero 2020PSJ.....1....5M NEATM
8.59 0.169 0.169 Masiero 2011ApJ...741...68M NEATM
8.76 2.410 2.410 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0380 0.0380 Masiero 2020PSJ.....1....5M NEATM
0.072 0.0089 0.0089 Masiero 2011ApJ...741...68M NEATM
0.103 0.0670 0.0670 Masiero 2020PSJ.....1....5M 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
14.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.4347 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.7134 0.7800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8226 0.7800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT