Orlov

02724, 1948 TF1, 1948TF1, 1956 EF, 1956EF, 1972 LB, 1972LB, 1974 YQ, 1974YQ, 1976 GO, 1976GO, 1978 RZ5, 1978RZ5, J48T01F, J56E00F, J72L00B, J74Y00Q, J76G00O, J78R05Z

All data for this body: [vot]

MPC data
Name (number) Orlov (2724)
a 2.92486
e 0.12424
i / sin(i) 3.9835 / 0.06947
q 2.56146
Q 3.28825
ω 145.5130
Node 153.3116
m 178.9613
n 0.1970
Epoch 2460800.5
nobs 4413
nopp 36
Years observed 1948-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.924
ep 0.120
sin(ip) 0.061
G 0.150
H 11.610
Mass
D 20.70 0.168
pV 0.098 0.0106
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.304
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9238 0.1205 0.0608 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
19.74 3.000 3.000 Tedesco 2002AJ....123.1056T STM
19.83 3.970 3.970 Ali-Lagoa 2018A&A...612A..85A NEATM
20.15 0.800 0.800 Masiero 2012ApJ...759L...8M NEATM
20.73 0.179 0.179 Masiero 2011ApJ...741...68M NEATM
20.77 0.620 0.620 Usui 2011PASJ...63.1117U NEATM
21.75 4.350 4.350 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.086 0.0143 0.0143 Masiero 2011ApJ...741...68M NEATM
0.095 0.0370 0.0370 Tedesco 2002AJ....123.1056T STM
0.103 0.0410 0.0410 Ali-Lagoa 2018A&A...612A..85A NEATM
0.120 0.0210 0.0210 Masiero 2012ApJ...759L...8M NEATM
0.124 0.0500 0.0500 Ali-Lagoa 2018A&A...612A..85A 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
11.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K Bus VIS Bus 2002Icar..158..146B SPEC
L 0.513 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S M 0.770000 0.130000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S S 0.9090 0.5120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.66 Bus VIS Carvano 2010A&A...510A..43C PHOT
X S 0.4693 0.5120 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT