1981 RF

1981RF, 07380, J81R00F

All data for this body: [vot]

MPC data
Name (number) 1981 RF (7380)
a 2.43012
e 0.18940
i / sin(i) 3.4196 / 0.05965
q 1.96986
Q 2.89038
ω 238.9751
Node 117.7383
m 182.8006
n 0.2602
Epoch 2460800.5
nobs 3426
nopp 27
Years observed 1981-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.431
ep 0.152
sin(ip) 0.045
G 0.150
H 14.310
Mass
D 9.07 0.118
pV 0.059 0.0033
Value
Rotational Period 4.300
Period quality 3-
Spectral Class B
Spectral Class Score 5.400
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana 0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4312 0.1518 0.0449 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.08 1.600 1.600 Masiero 2021PSJ.....2..162M NEATM
6.16 1.530 1.530 Nugent 2016AJ....152...63N NEATM
6.93 2.030 2.030 Masiero 2021PSJ.....2..162M NEATM
7.05 2.320 2.320 Nugent 2016AJ....152...63N NEATM
9.12 0.119 0.119 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0200 0.0330 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0033 0.0033 Masiero 2011ApJ...741...68M NEATM
0.070 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.090 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.091 0.0340 0.0540 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
14.31 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.364 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
4.37 3- Synodic Chang 2014ApJ...788...17C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.900 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.09 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.5092 0.5092 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT