Likhachev

02877, 1933 BS, 1933BS, 1952 SC1, 1952SC1, 1969 TR2, 1969TR2, 1974 QL1, 1974QL1, 1975 WQ1, 1975WQ1, 1980 TZ12, 1980TZ12, 1984 HY1, 1984HY1, J33B00S, J52S01C, J69T02R, J74Q01L, J75W01Q, J80T12Z, J84H01Y

All data for this body: [vot]

MPC data
Name (number) Likhachev (2877)
a 3.12527
e 0.18193
i / sin(i) 2.3341 / 0.04073
q 2.55669
Q 3.69386
ω 234.6235
Node 80.6355
m 98.5306
n 0.1784
Epoch 2460800.5
nobs 4703
nopp 38
Years observed 1933-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.112
ep 0.175
sin(ip) 0.022
G 0.150
H 12.330
Mass
D 19.57 0.397
pV 0.076 0.0106
Value
Rotational Period 12.580
Period quality 2
Spectral Class C
Spectral Class Score 5.988
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.3500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1121 0.1751 0.0222 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.68 3.760 3.760 Masiero 2020PSJ.....1....5M NEATM
17.71 1.770 1.770 Ali-Lagoa 2018A&A...612A..85A NEATM
19.08 1.910 1.910 Ali-Lagoa 2018A&A...612A..85A NEATM
19.73 0.420 0.420 Usui 2011PASJ...63.1117U NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.073 0.0500 0.0500 Masiero 2020PSJ.....1....5M NEATM
0.083 0.0170 0.0170 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
12.33 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.582 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
12.58595 2 Sidereal Durech 2019A&A...631A...2D Model
12.586 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.998 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT