1998 XQ27

1998XQ27, 1981 AY3, 1981AY3, 44502, J81A03Y, J98X27Q

All data for this body: [vot]

MPC data
Name (number) 1998 XQ27 (44502)
a 2.75405
e 0.27265
i / sin(i) 9.6977 / 0.16845
q 2.00315
Q 3.50495
ω 355.6278
Node 44.9676
m 296.6168
n 0.2156
Epoch 2460800.5
nobs 1558
nopp 22
Years observed 1981-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Chloris (410)
 
ap 2.752
ep 0.231
sin(ip) 0.146
G 0.150
H 14.670
Mass
D 4.41 0.579
pV 0.108 0.0310
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.532
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
410 Chloris 509 Chloris 0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7516 0.2309 0.1458 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.91 0.854 0.854 Masiero 2017AJ....154..168M NEATM
4.01 1.150 1.150 Masiero 2020PSJ.....1....5M NEATM
5.54 1.723 1.723 Masiero 2011ApJ...741...68M NEATM
5.57 1.385 1.385 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.082 0.0392 0.0392 Masiero 2017AJ....154..168M NEATM
0.100 0.0978 0.0978 Masiero 2011ApJ...741...68M NEATM
0.167 0.0696 0.0696 Masiero 2017AJ....154..168M NEATM
0.174 0.1140 0.1140 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
14.67 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
C C 0.5886 0.5886 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT