Dalgarno

06941, 1976 YA, 1976YA, 1976 YD4, 1976YD4, 1990 WM2, 1990WM2, J76Y00A, J76Y04D, J90W02M

All data for this body: [vot]

MPC data
Name (number) Dalgarno (6941)
a 2.78091
e 0.19180
i / sin(i) 15.4218 / 0.26592
q 2.24754
Q 3.31428
ω 195.9330
Node 241.1687
m 150.5713
n 0.2125
Epoch 2460800.5
nobs 3823
nopp 26
Years observed 1976-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.780
ep 0.209
sin(ip) 0.272
G 0.150
H 12.640
Mass
D 8.39 0.052
pV 0.257 0.0247
Value
Rotational Period 12.214
Period quality 2
Spectral Class S
Spectral Class Score 23.901
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7795 0.2086 0.2716 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.06 0.070 0.070 Masiero 2014ApJ...791..121M NEATM
8.82 0.079 0.079 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.228 0.0434 0.0434 Masiero 2011ApJ...741...68M NEATM
0.270 0.0300 0.0300 Masiero 2014ApJ...791..121M 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
12.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.2146 2 Synodic Pal 2020ApJS..247...26P Lightcurve
12.2381 2 Sidereal Durech 2023A&A...675A..24D Model
12.23818 2 Sidereal Durech 2019A&A...631A...2D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ds S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
K S 0.3934 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K S 0.4573 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.8304 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8940 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9284 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9973 0.7380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.746 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT