Brontosaurus

09949, 1978 GT1, 1978GT1, 1985 DM1, 1985DM1, 1990 SK6, 1990SK6, 1992 BS, 1992BS, J78G01T, J85D01M, J90S06K, J92B00S

All data for this body: [vot]

MPC data
Name (number) Brontosaurus (9949)
a 2.35456
e 0.06051
i / sin(i) 7.6978 / 0.13395
q 2.21209
Q 2.49703
ω 175.7172
Node 29.7959
m 5.1677
n 0.2728
Epoch 2460800.5
nobs 3547
nopp 25
Years observed 1978-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.354
ep 0.100
sin(ip) 0.126
G 0.150
H 13.980
Mass
D 4.37 0.018
pV 0.233 0.0509
Value
Rotational Period 7.401
Period quality 2
Spectral Class V
Spectral Class Score 3.888
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3545 0.0996 0.1255 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.37 0.018 0.018 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.233 0.0509 0.0509 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
13.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.4013 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V 0.648 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT