1992 ST1

1992ST1, 09970, 1959 SC, 1959SC, 1973 TE, 1973TE, 1987 SU19, 1987SU19, J59S00C, J73T00E, J87S19U, J92S01T

All data for this body: [vot]

MPC data
Name (number) 1992 ST1 (9970)
a 2.79012
e 0.20738
i / sin(i) 7.5357 / 0.13114
q 2.21151
Q 3.36872
ω 334.0456
Node 314.9591
m 68.3939
n 0.2115
Epoch 2460800.5
nobs 4267
nopp 28
Years observed 1959-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.793
ep 0.202
sin(ip) 0.143
G 0.150
H 12.820
Mass
D 19.85 0.130
pV 0.037 0.0017
Value
Rotational Period 22.865
Period quality 2
Spectral Class C
Spectral Class Score 5.418
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7931 0.2021 0.1432 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.03 1.010 1.010 Nugent 2016AJ....152...63N NEATM
15.13 3.970 3.970 Nugent 2016AJ....152...63N NEATM
15.23 5.520 5.520 Masiero 2012ApJ...759L...8M NEATM
16.86 5.990 5.990 Masiero 2021PSJ.....2..162M NEATM
17.25 4.800 4.800 Masiero 2021PSJ.....2..162M NEATM
18.80 6.000 6.000 Masiero 2021PSJ.....2..162M NEATM
18.86 1.890 1.890 Ali-Lagoa 2018A&A...612A..85A NEATM
18.99 0.520 0.520 Usui 2011PASJ...63.1117U NEATM
20.04 0.136 0.136 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0017 0.0017 Masiero 2011ApJ...741...68M NEATM
0.037 0.0190 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.043 0.0180 0.0300 Masiero 2021PSJ.....2..162M NEATM
0.046 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.058 0.0290 0.0570 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.060 0.0440 0.0440 Masiero 2012ApJ...759L...8M 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
12.82 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
22.8654 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.903 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Cb Bus VIS Bus 2002Icar..158..146B SPEC
P 0.910000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC