Shair

05619, 1978 SQ3, 1978SQ3, 1990 HC1, 1990HC1, 1991 TT1, 1991TT1, J78S03Q, J90H01C, J91T01T

All data for this body: [vot]

MPC data
Name (number) Shair (5619)
a 2.62371
e 0.21466
i / sin(i) 25.2639 / 0.42679
q 2.06050
Q 3.18692
ω 141.9741
Node 176.0790
m 8.5673
n 0.2319
Epoch 2460800.5
nobs 5233
nopp 27
Years observed 1978-2025
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.623
ep 0.229
sin(ip) 0.418
G 0.150
H 12.750
Mass
D 11.50 0.181
pV 0.141 0.0222
Value
Rotational Period 5.064
Period quality 3
Spectral Class D
Spectral Class Score 5.315
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6228 0.2294 0.4185 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.35 2.910 2.910 Masiero 2021PSJ.....2..162M NEATM
11.52 0.182 0.182 Masiero 2011ApJ...741...68M NEATM
9.43 2.245 2.245 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.108 0.0420 0.0690 Masiero 2021PSJ.....2..162M NEATM
0.146 0.0260 0.0260 Masiero 2011ApJ...741...68M NEATM
0.156 0.0663 0.0663 Masiero 2017AJ....154..168M 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
12.75 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.05 3- Synodic Carbo 2009MPBu...36..152C Lightcurve
5.064 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
5.06417 2 Synodic Pal 2020ApJS..247...26P Lightcurve
5.06427 2 Sidereal Durech 2023A&A...675A..24D Model
5.064287 2 Sidereal Durech 2019A&A...631A...2D Model
5.0643 3 Synodic Behrend LCDB Lightcurve
5.065 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.8858 0.8858 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT