Stephania

00220, 1881 KA, 1881KA, 1925 VE, 1925VE, 1931 FP, 1931FP, 1932 UA, 1932UA, 1943 WB, 1943WB, 1946 MA, 1946MA, 1950 TT4, 1950TT4, 1961 WB, 1961WB, I81K00A, J25V00E, J31F00P, J32U00A, J43W00B, J46M00A, J50T04T, J61W00B

All data for this body: [vot]

MPC data
Name (number) Stephania (220)
a 2.34865
e 0.25728
i / sin(i) 7.5958 / 0.13218
q 1.74438
Q 2.95292
ω 78.5654
Node 257.8301
m 285.9335
n 0.2738
Epoch 2460800.5
nobs 5170
nopp 41
Years observed 1931-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.349
ep 0.204
sin(ip) 0.156
G 0.150
H 11.200
Mass
D 32.54 0.138
pV 0.060 0.0032
Value
Rotational Period 18.190
Period quality 3
Spectral Class B
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3487 0.2036 0.1563 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
26.19 7.150 7.150 Masiero 2021PSJ.....2..162M NEATM
29.80 0.500 0.500 Hanus 2018Icar..309..297H RADIOMETRY_TPM
29.80 0.600 0.600 Hanus 2018Icar..309..297H RADIOMETRY_TPM
30.00 10.670 10.670 Masiero 2017AJ....154..168M NEATM
30.19 10.980 10.980 Masiero 2020PSJ.....1....5M NEATM
30.32 3.030 3.030 Ali-Lagoa 2018A&A...612A..85A NEATM
31.12 1.500 1.500 Tedesco 2002AJ....123.1056T STM
31.20 3.120 3.120 Ali-Lagoa 2018A&A...612A..85A NEATM
31.74 0.220 0.220 Masiero 2014ApJ...791..121M NEATM
32.29 0.330 0.330 Usui 2011PASJ...63.1117U NEATM
32.55 2.078 2.078 Ryan&Woodward 2010AJ....140..933R IRAS-STM
34.71 3.389 3.389 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
35.10 0.260 0.260 Masiero 2011ApJ...741...68M NEATM
35.76 3.580 3.580 Ali-Lagoa 2018A&A...612A..85A NEATM
38.46 5.770 5.770 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.051 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.055 0.0492 0.0492 Masiero 2017AJ....154..168M NEATM
0.057 0.0068 0.0068 Masiero 2011ApJ...741...68M NEATM
0.060 0.0117 0.0117 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.061 0.0230 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.064 0.0550 0.0550 Masiero 2020PSJ.....1....5M NEATM
0.066 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.067 0.0085 0.0085 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.070 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.073 0.0070 0.0070 Tedesco 2002AJ....123.1056T STM
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
11.20 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.19 2 Synodic CALL LCDB Lightcurve
18.198 3 Synodic Mohamed 1994A&AS..108...69M Lightcurve
18.2 Synodic Durech 2017A&A...604A..27D Lightcurve
18.2087 2 Sidereal Athanasopoulos 2022A&A...666A.116A Model
18.2087 2 Sidereal Hanus 2013A&A...551A..67H Model
18.20877 2 Sidereal Martikainen 2021A&A...649A..98M Model
18.21 2 Synodic Koff LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus-DeMeo VISNIR Arredondo 2021Icar..36814619A SPEC
C Bus VIS Fornasier 2011Icar..214..131F SPEC
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C Fornasier VIS Fornasier 2011Icar..214..131F SPEC
C P 0.600000 0.380000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X Tholen VIS Lazzaro 2004Icar..172..179L SPEC
X 0.65 Bus VIS Carvano 2010A&A...510A..43C PHOT
X 0.995 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.2216 0.2216 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC