Brewer

09468, 1981 SA9, 1981SA9, 1981 UP26, 1981UP26, 1988 UU, 1988UU, 1997 EB31, 1997EB31, 1998 LT2, 1998LT2, J81S09A, J81U26P, J88U00U, J97E31B, J98L02T

All data for this body: [vot]

MPC data
Name (number) Brewer (9468)
a 2.32001
e 0.14402
i / sin(i) 10.0076 / 0.17378
q 1.98588
Q 2.65413
ω 159.1327
Node 197.1877
m 143.4118
n 0.2789
Epoch 2460800.5
nobs 3839
nopp 24
Years observed 1981-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.321
ep 0.096
sin(ip) 0.179
G 0.150
H 14.770
Mass
D 5.41 0.717
pV 0.080 0.0212
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 5.805
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
345 Tercidina -1 Tercidina -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3206 0.0961 0.1794 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.79 0.950 0.950 Masiero 2021PSJ.....2..162M NEATM
6.06 1.544 1.544 Masiero 2017AJ....154..168M NEATM
6.20 1.689 1.689 Masiero 2017AJ....154..168M NEATM
7.50 3.790 3.790 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.055 0.0590 0.0590 Masiero 2012ApJ...759L...8M NEATM
0.076 0.0346 0.0346 Masiero 2017AJ....154..168M NEATM
0.076 0.0368 0.0368 Masiero 2017AJ....154..168M NEATM
0.118 0.0410 0.0630 Masiero 2021PSJ.....2..162M 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
14.77 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
D D 0.9675 0.9675 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.421 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT