Jancis

05420, 1982 JR1, 1982JR1, 1983 VG1, 1983VG1, J82J01R, J83V01G

All data for this body: [vot]

MPC data
Name (number) Jancis (5420)
a 2.67846
e 0.23538
i / sin(i) 8.6814 / 0.15094
q 2.04800
Q 3.30892
ω 259.1559
Node 85.0706
m 200.0220
n 0.2248
Epoch 2460800.5
nobs 4518
nopp 27
Years observed 1982-2025
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.680
ep 0.146
sin(ip) 0.137
G 0.150
H 13.880
Mass
D 12.28 0.606
pV 0.065 0.0051
Value
Rotational Period 26.000
Period quality 2
Spectral Class C
Spectral Class Score 9.877
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6799 0.1464 0.1374 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.00 2.850 2.850 Masiero 2020PSJ.....1....5M NEATM
11.02 2.850 2.850 Masiero 2021PSJ.....2..162M NEATM
11.55 3.590 3.590 Nugent 2016AJ....152...63N NEATM
12.35 0.700 0.700 Tedesco 2002AJ....123.1056T STM
13.05 2.703 2.703 Ryan&Woodward 2010AJ....140..933R IRAS-STM
15.76 2.956 2.956 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
9.55 3.090 3.090 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.049 0.0200 0.0350 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0183 0.0183 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.053 0.0420 0.0420 Masiero 2020PSJ.....1....5M NEATM
0.057 0.0430 0.0430 Masiero 2020PSJ.....1....5M NEATM
0.065 0.0072 0.0072 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.073 0.0090 0.0090 Tedesco 2002AJ....123.1056T STM
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
13.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
26.2 2- Synodic Behrend LCDB Lightcurve
26.2447 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.43 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.555 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.6145 0.6145 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT