Tacitus

03097, 1965 SX, 1965SX, 1975 TL, 1975TL, 1979 MH9, 1979MH9, 1980 RW2, 1980RW2, 1980 TR6, 1980TR6, 2011 P-L, 2011P-L, J65S00X, J75T00L, J79M09H, J80R02W, J80T06R, PLS2011

All data for this body: [vot]

MPC data
Name (number) Tacitus (3097)
a 2.92965
e 0.08863
i / sin(i) 7.4620 / 0.12987
q 2.67000
Q 3.18931
ω 86.3254
Node 196.6347
m 33.6891
n 0.1966
Epoch 2460800.5
nobs 5542
nopp 34
Years observed 1953-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.930
ep 0.089
sin(ip) 0.135
G 0.150
H 12.470
Mass
D 20.61 0.104
pV 0.055 0.0029
Value
Rotational Period 8.775
Period quality 2
Spectral Class X
Spectral Class Score 6.956
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9303 0.0889 0.1353 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.48 4.770 4.770 Nugent 2016AJ....152...63N NEATM
17.80 4.040 4.040 Nugent 2016AJ....152...63N NEATM
20.11 0.470 0.470 Masiero 2012ApJ...759L...8M NEATM
20.48 0.139 0.139 Masiero 2011ApJ...741...68M NEATM
20.62 6.390 6.390 Masiero 2021PSJ.....2..162M NEATM
20.81 0.170 0.170 Masiero 2014ApJ...791..121M NEATM
21.47 7.150 7.150 Masiero 2021PSJ.....2..162M NEATM
22.77 0.980 0.980 Usui 2011PASJ...63.1117U NEATM
22.87 4.570 4.570 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.047 0.0210 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.051 0.0270 0.0590 Masiero 2021PSJ.....2..162M NEATM
0.056 0.0033 0.0033 Masiero 2011ApJ...741...68M NEATM
0.058 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N 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
12.47 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.417 2 Sidereal Durech 2023A&A...675A..24D Model
7.417 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
8.7759 2 Sidereal Hanus 2013A&A...551A..67H Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.96 Bus VIS Carvano 2010A&A...510A..43C PHOT
S X 0.1786 0.3290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S X 0.6244 0.3290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.390 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.7694 0.3290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT