1999 AD21

1999AD21, 2001 QZ66, 2001QZ66, A1565, J99A21D, K01Q66Z

All data for this body: [vot]

MPC data
Name (number) 1999 AD21 (101565)
a 2.44505
e 0.08675
i / sin(i) 4.9802 / 0.08681
q 2.23293
Q 2.65717
ω 85.8425
Node 354.7286
m 346.1885
n 0.2578
Epoch 2460800.5
nobs 2321
nopp 17
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Sulamitis (752)
 
ap 2.445
ep 0.092
sin(ip) 0.089
G 0.150
H 15.100
Mass
D 5.66 0.068
pV 0.065 0.0036
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 5.580
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
752 Sulamitis 0 Sulamitis Novakovic 2019EPSC...13.1671N HCM
752 Sulamitis 408 Sulamitis -0.7100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4447 0.0918 0.0890 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.21 1.140 1.140 Masiero 2020PSJ.....1....5M NEATM
5.54 1.430 1.430 Masiero 2020PSJ.....1....5M NEATM
5.65 0.068 0.068 Masiero 2011ApJ...741...68M NEATM
7.33 2.373 2.373 Masiero 2017AJ....154..168M NEATM
7.40 2.040 2.040 Masiero 2021PSJ.....2..162M NEATM
7.70 1.830 1.830 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0160 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.036 0.0203 0.0203 Masiero 2017AJ....154..168M NEATM
0.039 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.063 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.070 0.0039 0.0039 Masiero 2011ApJ...741...68M NEATM
0.071 0.0520 0.0520 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
15.10 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 0.930 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT