Orchis

01080, 1906 BH, 1906BH, 1927 QB, 1927QB, 1955 DT, 1955DT, J06B00H, J27Q00B, J55D00T

All data for this body: [vot]

MPC data
Name (number) Orchis (1080)
a 2.42017
e 0.25726
i / sin(i) 4.5868 / 0.07997
q 1.79756
Q 3.04278
ω 57.0951
Node 1.9388
m 291.5876
n 0.2618
Epoch 2460800.5
nobs 4743
nopp 36
Years observed 1906-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.418
ep 0.246
sin(ip) 0.087
G 0.150
H 12.310
Mass
D 22.46 0.173
pV 0.037 0.0021
Value
Rotational Period 16.000
Period quality 3
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4185 0.2456 0.0871 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
18.54 5.110 5.110 Masiero 2021PSJ.....2..162M NEATM
20.59 7.500 7.500 Masiero 2020PSJ.....1....5M NEATM
20.75 8.470 8.470 Masiero 2017AJ....154..168M NEATM
21.36 2.140 2.140 Ali-Lagoa 2018A&A...612A..85A NEATM
21.86 0.260 0.260 Usui 2011PASJ...63.1117U NEATM
22.51 6.270 6.270 Masiero 2020PSJ.....1....5M NEATM
22.63 1.360 1.360 Ryan&Woodward 2010AJ....140..933R IRAS-STM
22.92 0.241 0.241 Masiero 2011ApJ...741...68M NEATM
23.28 1.700 1.700 Tedesco 2002AJ....123.1056T STM
24.19 6.800 6.800 Masiero 2020PSJ.....1....5M NEATM
24.46 2.450 2.450 Ali-Lagoa 2018A&A...612A..85A NEATM
24.62 6.750 6.750 Masiero 2012ApJ...759L...8M NEATM
26.50 2.386 2.386 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0190 0.0190 Masiero 2020PSJ.....1....5M NEATM
0.031 0.0320 0.0320 Masiero 2012ApJ...759L...8M NEATM
0.033 0.0028 0.0028 Masiero 2011ApJ...741...68M NEATM
0.034 0.0061 0.0061 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.037 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.039 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.042 0.0170 0.0290 Masiero 2021PSJ.....2..162M NEATM
0.042 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.043 0.0070 0.0070 Tedesco 2002AJ....123.1056T STM
0.045 0.0064 0.0064 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.051 0.0348 0.0348 Masiero 2017AJ....154..168M NEATM
0.051 0.0100 0.0100 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
12.31 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.061 2+ Synodic Strabla 2011MPBu...38..169S Lightcurve
16.0657 2 Sidereal Hanus 2016A&A...586A.108H Model
16.075 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
16.1 3 Synodic Ruthroff 2011MPBu...38...86R Lightcurve