Silvretta

01317, 1912 RA, 1912RA, 1935 RC, 1935RC, 1949 HA1, 1949HA1, 1949 HY, 1949HY, 1952 YG, 1952YG, J12R00A, J35R00C, J49H00Y, J49H01A, J52Y00G

All data for this body: [vot]

MPC data
Name (number) Silvretta (1317)
a 3.20544
e 0.23521
i / sin(i) 20.4041 / 0.34864
q 2.45147
Q 3.95940
ω 34.2410
Node 6.1341
m 259.5516
n 0.1717
Epoch 2460800.5
nobs 10757
nopp 44
Years observed 1935-2025
rms 0.44
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.186
ep 0.239
sin(ip) 0.344
G 0.150
H 10.120
Mass
D 29.85 0.154
pV 0.209 0.0138
Value
Rotational Period 7.040
Period quality 3
Spectral Class M
Spectral Class Score 12.790
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1856 0.2388 0.3435 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.92 0.440 0.440 Masiero 2012ApJ...759L...8M NEATM
26.39 0.440 0.440 Masiero 2014ApJ...791..121M NEATM
32.34 0.177 0.177 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.185 0.0147 0.0147 Masiero 2011ApJ...741...68M NEATM
0.280 0.0500 0.0500 Masiero 2014ApJ...791..121M NEATM
0.608 0.0690 0.0690 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
10.12 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.86 1+ Synodic Behrend LCDB Lightcurve
7.048 3 Synodic Schober 1983A&A...120..106S Lightcurve
7.06795 2 Sidereal Martikainen 2021A&A...649A..98M Model
7.06797 2 Sidereal Hanus 2013A&A...551A..67H Model
7.07 3 Synodic Ruthroff 2010MPBu...37..158R Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X 0.616 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
M Tholen NIR Clark 2004AJ....128.3070C SPEC
M 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X Tholen VIS Lazzaro 2004Icar..172..179L SPEC
Xk Bus VIS Lazzaro 2004Icar..172..179L SPEC