Bilbo

02991, 1975JC, 1979SY3, 1982HV, 1982KB2, J75J00C, J79S03Y, J82H00V, J82K02B

All data for this body: [vot]

MPC data
Name (number) Bilbo (2991)
Packed designation 02991
a 2.33710
e 0.22078
i / sin(i) 5.1517 / 0.08979
q 1.82111
Q 2.85308
ω 198.2315
Node 96.6020
m 346.3608
n 0.2759
Epoch 2459600.5
nobs 2485
nopp 24
Years observed 1975-2021
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.337
ep 0.196
sin(ip) 0.071
Value Standard error
G 0.150
H 13.700
Mass
D 7.89 0.142
pV 0.110 0.0121
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3371 0.1961 0.0715 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.99 1.460 1.460 Nugent 2016AJ....152...63N NEATM
7.82 0.147 0.147 Masiero 2011ApJ...741...68M NEATM
9.13 0.590 0.590 Usui 2011PASJ...63.1117U NEATM
9.57 1.910 1.910 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0310 0.0310 Ali-Lagoa 2018A&A...612A..85A NEATM
0.115 0.0132 0.0132 Masiero 2011ApJ...741...68M NEATM
0.140 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.70 MPC-2022-01-18 MPC-2022-01-18 Phot