Peiroos

02893, 1933 BJ, 1933BJ, 1970 EE, 1970EE, 1975 QD, 1975QD, 1979 YV4, 1979YV4, 1981 AP, 1981AP, J33B00J, J70E00E, J75Q00D, J79Y04V, J81A00P

All data for this body: [vot]

MPC data
Name (number) Peiroos (2893)
a 5.14169
e 0.07702
i / sin(i) 14.6658 / 0.25318
q 4.74569
Q 5.53769
ω 173.2787
Node 108.7791
m 41.6142
n 0.0845
Epoch 2460200.5
nobs 3524
nopp 40
Years observed 1933-2023
rms 0.44
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 9.050
Mass
D 87.80 0.814
pV 0.039 0.0020
Rotational Period 8.945
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
86.47 17.290 17.290 Ali-Lagoa 2018A&A...612A..85A NEATM
86.76 2.050 2.050 Usui 2011PASJ...63.1117U NEATM
86.88 0.950 0.950 Grav 2012ApJ...759...49G NEATM
87.46 6.900 6.900 Tedesco 2002AJ....123.1056T STM
89.41 17.880 17.880 Ali-Lagoa 2018A&A...612A..85A NEATM
91.04 18.210 18.210 Ali-Lagoa 2018A&A...612A..85A NEATM
96.94 4.500 4.500 Grav 2011ApJ...742...40G NEATM
97.69 3.479 3.479 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.035 0.0040 0.0040 Grav 2011ApJ...742...40G NEATM
0.038 0.0027 0.0027 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.047 0.0080 0.0080 Tedesco 2002AJ....123.1056T STM
0.047 0.0190 0.0190 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0080 0.0080 Grav 2012ApJ...759...49G NEATM
0.049 0.0200 0.0200 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0210 0.0210 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
9.05 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.94 Stephens 2018MPBu...45..124S Lightcurve
8.95 Stephens 2019MPBu...46..315S Lightcurve
8.95 Stephens 2020MPBu...47..285S Lightcurve
8.95 McNeill 2021PSJ.....2....6M Lightcurve
8.95 Stephens 2017MPBu...44..123S Lightcurve
8.96 Gonano 1991AdSpR..11l.197G Lightcurve
8.99 Stephens 2016MPBu...43..265S Lightcurve