1999 XA178

1999XA178, 2002 NG52, 2002NG52, A3112, J99XH8A, K02N52G

All data for this body: [vot]

MPC data
Name (number) 1999 XA178 (103112)
a 2.74561
e 0.11997
i / sin(i) 7.5794 / 0.13190
q 2.41622
Q 3.07499
ω 165.7434
Node 309.1445
m 197.7991
n 0.2166
Epoch 2460800.5
nobs 905
nopp 19
Years observed 1999-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.746
ep 0.141
sin(ip) 0.146
G 0.150
H 15.590
Mass
D 4.81 0.149
pV 0.066 0.0062
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 1.636
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7459 0.1414 0.1457 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.37 0.231 0.231 Masiero 2011ApJ...741...68M NEATM
5.12 0.194 0.194 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.062 0.0068 0.0068 Masiero 2011ApJ...741...68M NEATM
0.085 0.0150 0.0150 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
15.59 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
X X 0.2726 0.2680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT