Ajstewart

16999, 1989 TL16, 1989TL16, 1997 UW4, 1997UW4, 1999 CE47, 1999CE47, J89T16L, J97U04W, J99C47E

All data for this body: [vot]

MPC data
Name (number) Ajstewart (16999)
a 2.42185
e 0.16527
i / sin(i) 3.0423 / 0.05307
q 2.02160
Q 2.82210
ω 222.2782
Node 18.0334
m 275.0129
n 0.2615
Epoch 2460800.5
nobs 3027
nopp 22
Years observed 1989-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.421
ep 0.184
sin(ip) 0.052
G 0.150
H 14.340
Mass
D 4.78 0.094
pV 0.177 0.0295
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 6.495
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.0300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4206 0.1843 0.0524 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.78 0.094 0.094 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.177 0.0295 0.0295 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
14.34 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
C X 0.5191 0.3520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K X 0.4061 0.3520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT