1997 AL1

1997AL1, 16785, 1983 RX5, 1983RX5, 1992 DM13, 1992DM13, J83R05X, J92D13M, J97A01L

All data for this body: [vot]

MPC data
Name (number) 1997 AL1 (16785)
a 3.15603
e 0.09922
i / sin(i) 18.4224 / 0.31602
q 2.84290
Q 3.46917
ω 88.5601
Node 300.6241
m 97.4215
n 0.1758
Epoch 2460800.5
nobs 3883
nopp 26
Years observed 1977-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.162
ep 0.059
sin(ip) 0.335
G 0.150
H 11.560
Mass
D 30.51 0.197
pV 0.051 0.0029
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1620 0.0592 0.3348 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
23.77 2.380 2.380 Ali-Lagoa 2018A&A...612A..85A NEATM
24.13 1.787 1.787 Ryan&Woodward 2010AJ....140..933R IRAS-STM
27.08 2.710 2.710 Ali-Lagoa 2018A&A...612A..85A NEATM
27.45 1.731 1.731 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
27.69 1.200 1.200 Tedesco 2002AJ....123.1056T STM
28.93 0.570 0.570 Usui 2011PASJ...63.1117U NEATM
31.06 0.219 0.219 Masiero 2011ApJ...741...68M NEATM
33.39 3.950 3.950 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.039 0.0130 0.0130 Masiero 2012ApJ...759L...8M NEATM
0.042 0.0105 0.0105 Masiero 2011ApJ...741...68M NEATM
0.048 0.0040 0.0040 Tedesco 2002AJ....123.1056T STM
0.049 0.0063 0.0063 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.064 0.0097 0.0097 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.066 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.085 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A 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
11.56 MPC-2023-12-04 MPC-2023-12-04 Phot