Pirola

01082, 1916 UP, 1916UP, 1927 UC, 1927UC, 1931 JQ, 1931JQ, 1951 AH, 1951AH, 1952 DS, 1952DS, 1971 YJ, 1971YJ, J16U00P, J27U00C, J31J00Q, J51A00H, J52D00S, J71Y00J

All data for this body: [vot]

MPC data
Name (number) Pirola (1082)
a 3.12483
e 0.17882
i / sin(i) 1.8545 / 0.03236
q 2.56606
Q 3.68359
ω 186.4334
Node 147.9298
m 271.8405
n 0.1784
Epoch 2460800.5
nobs 6022
nopp 57
Years observed 1927-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.130
ep 0.148
sin(ip) 0.024
G 0.150
H 10.530
Mass
D 44.36 0.295
pV 0.065 0.0030
Value
Rotational Period 15.852
Period quality 3
Spectral Class B
Spectral Class Score 3.660
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.1600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1295 0.1481 0.0243 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
37.36 1.036 1.036 Masiero 2011ApJ...741...68M NEATM
38.75 14.850 14.850 Nugent 2016AJ....152...63N NEATM
41.47 12.070 12.070 Nugent 2016AJ....152...63N NEATM
42.61 0.480 0.480 Masiero 2012ApJ...759L...8M NEATM
42.85 1.450 1.450 Ryan&Woodward 2010AJ....140..933R IRAS-STM
43.01 2.400 2.400 Tedesco 2002AJ....123.1056T STM
44.67 0.710 0.710 Usui 2011PASJ...63.1117U NEATM
45.47 9.090 9.090 Ali-Lagoa 2018A&A...612A..85A NEATM
46.27 9.250 9.250 Ali-Lagoa 2018A&A...612A..85A NEATM
48.38 0.530 0.530 Masiero 2014ApJ...791..121M NEATM
54.94 9.842 9.842 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.044 0.0152 0.0152 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.059 0.0240 0.0240 Ali-Lagoa 2018A&A...612A..85A NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.061 0.0240 0.0240 Ali-Lagoa 2018A&A...612A..85A NEATM
0.066 0.0080 0.0080 Tedesco 2002AJ....123.1056T STM
0.066 0.0045 0.0045 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.067 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.087 0.0105 0.0105 Masiero 2011ApJ...741...68M 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
10.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
15.85 3- Synodic Gartrelle 2012MPBu...39...40G Lightcurve
15.851 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
15.852 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve
15.8525 3 Synodic Baker 2011MPBu...38..111B Lightcurve
15.8533 2 Sidereal Durech 2023A&A...675A..24D Model
15.854 2 Sidereal Durech 2016A&A...587A..48D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.610 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT