Tantalus

02102, 1975 YA, 1975YA, J75Y00A

All data for this body: [vot]

MPC data
Name (number) Tantalus (2102)
a 1.28999
e 0.29936
i / sin(i) 64.0056 / 0.89884
q 0.90382
Q 1.67617
ω 61.5127
Node 94.3519
m 212.8059
n 0.6727
Epoch 2460800.5
nobs 1772
nopp 23
Years observed 1975-2023
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 16.000
Mass
D 1.47 0.107
pV 0.161 0.0493
Value
Rotational Period 2.380
Period quality 2+
Spectral Class Sr
Spectral Class Score 42.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.32 0.134 0.134 Mainzer 2014ApJ...792...30M NEATM
1.43 0.520 0.520 Masiero 2021PSJ.....2..162M NEATM
1.53 0.560 0.560 Masiero 2020PSJ.....1....5M NEATM
1.76 0.603 0.603 Masiero 2017AJ....154..168M NEATM
1.81 0.308 0.308 Mainzer 2011ApJ...743..156M NEATM
1.81 0.301 0.301 Mainzer 2011ApJ...743..156M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0760 0.0760 Mainzer 2014ApJ...792...30M NEATM
0.214 0.0950 0.0950 Mainzer 2011ApJ...743..156M NEATM
0.214 0.1830 0.1830 Mainzer 2011ApJ...743..156M NEATM
0.222 0.1308 0.1308 Masiero 2017AJ....154..168M NEATM
0.298 0.2570 0.2570 Masiero 2020PSJ.....1....5M NEATM
0.308 0.1430 0.2670 Masiero 2021PSJ.....2..162M 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
16.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.383 2 Synodic Warner 2017MPBu...44..223W Lightcurve
2.384 2+ Synodic Warner 2015MPBu...42...79W Lightcurve
2.3865 2 Synodic Vaduvescu 2017EM&P..120...41V Lightcurve
2.391 2 Sidereal Rozek 2022MNRAS.515.4551R Model
2.391 2 Synodic Pravec 1997Icar..130..275P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Sr Bus-DeMeo VISNIR Thomas 2014Icar..228..217T SPEC
Q Bus VIS Bus 2002Icar..158..146B SPEC
Q Bus VISNIR Binzel 2004Icar..170..259B SPEC
Q V Tholen VIS Hicks 1998Icar..133...69H SPEC
R S 0.860000 0.120000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Sr Bus-DeMeo VISNIR Binzel 2019Icar..324...41B SPEC