2003 AL21

2003AL21, 1990 RU15, 1990RU15, 2004 GV61, 2004GV61, B4448, J90R15U, K03A21L, K04G61V

All data for this body: [vot]

MPC data
Name (number) 2003 AL21 (114448)
a 2.44126
e 0.19513
i / sin(i) 2.0784 / 0.03627
q 1.96490
Q 2.91763
ω 326.7672
Node 41.9456
m 23.1984
n 0.2584
Epoch 2460800.5
nobs 548
nopp 19
Years observed 1990-2024
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.441
ep 0.160
sin(ip) 0.027
G 0.150
H 16.380
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.717
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
20 Massalia 0 Massalia Novakovic 2019EPSC...13.1671N HCM
20 Massalia 404 Massalia 0.7700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4413 0.1602 0.0268 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.38 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
S S 0.4529 0.4300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.3180 0.4300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT