Orthos

02329, 1976 WA, 1976WA, J76W00A

All data for this body: [vot]

MPC data
Name (number) Orthos (2329)
a 2.41037
e 0.65333
i / sin(i) 24.4623 / 0.41409
q 0.83561
Q 3.98512
ω 146.0542
Node 169.2812
m 18.6622
n 0.2634
Epoch 2460800.5
nobs 1799
nopp 28
Years observed 1976-2024
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.039
ep 0.548
sin(ip) 0.518
G 0.150
H 14.580
Mass
D 4.17 1.720
pV 0.148 0.1470
Value
Rotational Period 4.647
Period quality 3-
Spectral Class S
Spectral Class Score 34.160
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.0395 0.5485 0.5177 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.17 1.720 1.720 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.148 0.1470 0.1470 Masiero 2020PSJ.....1....5M 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
14.58 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.61 2- Synodic Warner 2017MPBu...44..335W Lightcurve
4.6473 3- Synodic Warner 2017MPBu...44..335W Lightcurve
4.68 3- Synodic Carbognani 2018MPBu...45....6C Lightcurve
6.178 2- Synodic Warner 2017MPBu...44..223W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC
S Bus VIS Binzel 2019Icar..324...41B SPEC
S Tholen VIS Michelsen 2006A&A...451..331M SPEC
S 0.880000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Sr Bus-DeMeo NIR Marsset 2022AJ....163..165M SPEC