1999 AF21

1999AF21, 1999 CQ59, 1999CQ59, 47093, J99A21F, J99C59Q

All data for this body: [vot]

MPC data
Name (number) 1999 AF21 (47093)
a 2.36513
e 0.10275
i / sin(i) 1.9575 / 0.03416
q 2.12210
Q 2.60816
ω 315.8227
Node 214.5928
m 44.6151
n 0.2710
Epoch 2460800.5
nobs 2073
nopp 22
Years observed 1992-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.365
ep 0.143
sin(ip) 0.046
G 0.150
H 15.470
Mass
D 5.13 0.063
pV 0.053 0.0141
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 4.885
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.5500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3647 0.1430 0.0458 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.13 0.063 0.063 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.053 0.0141 0.0141 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
15.47 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
B 0.774 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B B 0.0402 0.0402 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT