Briandempsey

1978 RG14, 1978RG14, 1993 BC4, 1993BC4, 1998 TK31, 1998TK31, 2000 GM28, 2000GM28, 2003 DR, 2003DR, 28657, J78R14G, J93B04C, J98T31K, K00G28M, K03D00R

All data for this body: [vot]

MPC data
Name (number) Briandempsey (28657)
a 2.21470
e 0.08134
i / sin(i) 1.3923 / 0.02430
q 2.03455
Q 2.39486
ω 89.4441
Node 335.9471
m 342.9967
n 0.2990
Epoch 2460800.5
nobs 2149
nopp 20
Years observed 1978-2024
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.215
ep 0.098
sin(ip) 0.026
G 0.150
H 15.710
Mass
D 2.10 0.308
pV 0.331 0.1149
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 2.796
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2149 0.0981 0.0262 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.09 0.465 0.465 Masiero 2011ApJ...741...68M NEATM
2.11 0.411 0.411 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.330 0.1324 0.1324 Masiero 2011ApJ...741...68M NEATM
0.337 0.2309 0.2309 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
15.71 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
C 0.466 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.0772 0.0772 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT