Pierretta

00312, 1891 QA, 1891QA, I91Q00A

All data for this body: [vot]

MPC data
Name (number) Pierretta (312)
a 2.78248
e 0.16033
i / sin(i) 9.0340 / 0.15702
q 2.33637
Q 3.22859
ω 261.9379
Node 6.2008
m 2.9202
n 0.2124
Epoch 2460800.5
nobs 8235
nopp 49
Years observed 1891-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.782
ep 0.167
sin(ip) 0.164
G 0.150
H 8.960
Mass
D 47.28 0.249
pV 0.187 0.0076
Value
Rotational Period 10.280
Period quality 3
Spectral Class S
Spectral Class Score 53.999
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7820 0.1669 0.1638 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
46.19 0.410 0.410 Masiero 2014ApJ...791..121M NEATM
47.22 0.497 0.497 Masiero 2011ApJ...741...68M NEATM
47.79 0.440 0.440 Usui 2011PASJ...63.1117U NEATM
47.85 4.790 4.790 Ali-Lagoa 2018A&A...612A..85A NEATM
49.96 1.500 1.500 Tedesco 2002AJ....123.1056T STM
52.21 1.692 1.692 Ryan&Woodward 2010AJ....140..933R IRAS-STM
52.36 5.240 5.240 Ali-Lagoa 2018A&A...612A..85A NEATM
56.75 3.045 3.045 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.159 0.0180 0.0180 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.181 0.0122 0.0122 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.197 0.0130 0.0130 Tedesco 2002AJ....123.1056T STM
0.217 0.0430 0.0430 Ali-Lagoa 2018A&A...612A..85A NEATM
0.220 0.0590 0.0590 Masiero 2011ApJ...741...68M NEATM
0.230 0.0500 0.0500 Masiero 2014ApJ...791..121M NEATM
0.260 0.0520 0.0520 Ali-Lagoa 2018A&A...612A..85A 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
8.96 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.17 3- Synodic Behrend LCDB Lightcurve
10.2075 2 Sidereal Durech 2023A&A...675A..24D Model
10.20764 2 Sidereal Hanus 2011A&A...530A.134H Model
10.20765 2 Sidereal Martikainen 2021A&A...649A..98M Model
10.20768 2 Sidereal Durech 2009A&A...493..291D Model
10.282 3 Synodic Mohamed 1994A&AS..108...69M Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Tholen VIS Clark 1995Icar..113..387C PHOT
S Q 0.870000 0.130000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S S 0.9613 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9847 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9976 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9979 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 1.0000 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 1.0000 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 1.0000 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 1.0000 0.6320 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Sk Bus VIS Bus 2002Icar..158..146B SPEC