Henan

02085, 1933 RE, 1933RE, 1938 WR, 1938WR, 1949 FL, 1949FL, 1949 FP1, 1949FP1, 1962 CL, 1962CL, 1963 KA, 1963KA, 1965 YA, 1965YA, 1969 VA1, 1969VA1, 1971 BG1, 1971BG1, 1972 LX, 1972LX, 1973 QX1, 1973QX1, 1976 GR7, 1976GR7, J33R00E, J38W00R, J49F00L, J49F01P, J62C00L, J63K00A, J65Y00A, J69V01A, J71B01G, J72L00X, J73Q01X, J76G07R

All data for this body: [vot]

MPC data
Name (number) Henan (2085)
a 2.69966
e 0.08421
i / sin(i) 3.8320 / 0.06683
q 2.47233
Q 2.92699
ω 293.2152
Node 118.0638
m 180.0878
n 0.2222
Epoch 2460800.5
nobs 5361
nopp 37
Years observed 1949-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Henan (2085)
 
ap 2.699
ep 0.064
sin(ip) 0.049
G 0.150
H 11.910
Mass
D 13.53 0.036
pV 0.154 0.0151
Value
Rotational Period 216.800
Period quality 2
Spectral Class L
Spectral Class Score 53.370
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2085 Henan 532 Henan 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6991 0.0639 0.0494 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.36 0.040 0.040 Masiero 2014ApJ...791..121M NEATM
13.94 0.082 0.082 Masiero 2011ApJ...741...68M NEATM
16.56 4.500 4.500 Nugent 2016AJ....152...63N NEATM
17.61 0.320 0.320 Masiero 2012ApJ...759L...8M NEATM
18.34 1.200 1.200 Usui 2011PASJ...63.1117U NEATM
18.82 3.770 3.770 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.100 0.0800 0.0800 Nugent 2016AJ....152...63N NEATM
0.106 0.0420 0.0420 Ali-Lagoa 2018A&A...612A..85A NEATM
0.131 0.0190 0.0190 Masiero 2012ApJ...759L...8M NEATM
0.251 0.0408 0.0408 Masiero 2011ApJ...741...68M NEATM
0.300 0.0600 0.0600 Masiero 2014ApJ...791..121M 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
11.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
110.0 1 Synodic Devogele 2017A&A...607A.119D Lightcurve
216.89 2 Synodic Dose 2023MPBu...50..151D Lightcurve
221.70955 2 Sidereal Martikainen 2021A&A...649A..98M Model
221.71 2 Sidereal Durech 2020A&A...643A..59D Model
24.0 1 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
L Bus-DeMeo VISNIR Devogele 2018Icar..304...31D SPEC
L Bus VIS Bus 2002Icar..158..146B SPEC
L 0.910000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC