Demin

05086, 1978 RH1, 1978RH1, 1978 TM1, 1978TM1, 1987 HA2, 1987HA2, J78R01H, J78T01M, J87H02A

All data for this body: [vot]

MPC data
Name (number) Demin (5086)
a 2.17644
e 0.11417
i / sin(i) 3.3931 / 0.05919
q 1.92795
Q 2.42494
ω 82.7820
Node 183.0846
m 264.7444
n 0.3070
Epoch 2460800.5
nobs 4711
nopp 28
Years observed 1978-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.177
ep 0.101
sin(ip) 0.065
G 0.150
H 14.020
Mass
D 4.13 0.047
pV 0.252 0.0276
Value
Rotational Period 13.164
Period quality 2
Spectral Class S
Spectral Class Score 16.688
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1768 0.1009 0.0654 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.08 0.058 0.058 Masiero 2011ApJ...741...68M NEATM
4.24 0.080 0.080 Masiero 2014ApJ...791..121M NEATM
4.72 1.490 1.490 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.250 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.262 0.1570 0.1570 Masiero 2012ApJ...759L...8M NEATM
0.267 0.0796 0.0796 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
14.02 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.16418 2 Sidereal Durech 2020A&A...643A..59D Model
13.16422 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.5961 0.3300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7147 0.3300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.992 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4786 0.3300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT