Gifford

04819, 1979 QT3, 1979QT3, 1985 KC, 1985KC, J79Q03T, J85K00C

All data for this body: [vot]

MPC data
Name (number) Gifford (4819)
a 2.20299
e 0.03108
i / sin(i) 5.7998 / 0.10105
q 2.13452
Q 2.27146
ω 302.1954
Node 343.9815
m 31.6381
n 0.3014
Epoch 2460800.5
nobs 6400
nopp 27
Years observed 1953-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.203
ep 0.046
sin(ip) 0.095
G 0.150
H 14.470
Mass
D 3.84 0.091
pV 0.305 0.0720
Value
Rotational Period 617.000
Period quality 2
Spectral Class S
Spectral Class Score 6.430
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2030 0.0459 0.0946 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.84 0.091 0.091 Masiero 2011ApJ...741...68M NEATM
4.15 2.360 2.360 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.170 0.1800 0.1800 Nugent 2016AJ....152...63N NEATM
0.331 0.0786 0.0786 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
14.47 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
617.8 2 Sidereal Durech 2020A&A...643A..59D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.679 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.3927 0.3927 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT