1999 RM242

1999RM242, 1998 HP47, 1998HP47, 1999 RC243, 1999RC243, 36171, J98H47P, J99RO2M, J99RO3C

All data for this body: [vot]

MPC data
Name (number) 1999 RM242 (36171)
a 3.05396
e 0.32280
i / sin(i) 7.5050 / 0.13061
q 2.06815
Q 4.03977
ω 190.8371
Node 120.3557
m 311.7892
n 0.1847
Epoch 2460800.5
nobs 1464
nopp 25
Years observed 1991-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.056
ep 0.304
sin(ip) 0.098
G 0.150
H 14.490
Mass
D 7.85 0.059
pV 0.051 0.0063
Value
Rotational Period 79.900
Period quality 2
Spectral Class S
Spectral Class Score 5.298
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0563 0.3044 0.0981 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.59 2.020 2.020 Nugent 2016AJ....152...63N NEATM
6.78 1.760 1.760 Masiero 2021PSJ.....2..162M NEATM
6.96 2.110 2.110 Nugent 2016AJ....152...63N NEATM
7.84 0.113 0.113 Masiero 2011ApJ...741...68M NEATM
7.86 0.070 0.070 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.050 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.051 0.0177 0.0177 Masiero 2011ApJ...741...68M NEATM
0.060 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.063 0.0340 0.0760 Masiero 2021PSJ.....2..162M 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
14.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
79.98 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.883 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT