Clifford

04276, 1981 XA, 1981XA, J81X00A

All data for this body: [vot]

MPC data
Name (number) Clifford (4276)
a 2.00949
e 0.20372
i / sin(i) 21.0230 / 0.35874
q 1.60012
Q 2.41886
ω 3.6111
Node 76.8376
m 75.2267
n 0.3460
Epoch 2460800.5
nobs 9137
nopp 23
Years observed 1981-2025
rms 0.39
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.012
ep 0.153
sin(ip) 0.439
G 0.150
H 14.900
Mass
D 6.43 0.445
pV 0.048 0.0070
Value
Rotational Period 3.239
Period quality 2
Spectral Class C
Spectral Class Score 17.718
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.0119 0.1530 0.4388 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.24 2.820 2.820 Nugent 2016AJ....152...63N NEATM
5.39 1.610 1.610 Nugent 2016AJ....152...63N NEATM
6.10 0.900 0.900 Ali-Lagoa 2017A&A...603A..55A NEATM
6.10 0.900 0.900 Ali-Lagoa 2017A&A...603A..55A NEATM
6.30 0.900 0.900 Ali-Lagoa 2017A&A...603A..55A NEATM
7.50 1.100 1.100 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.040 0.0100 0.0100 Ali-Lagoa 2017A&A...603A..55A NEATM
0.060 0.0200 0.0200 Ali-Lagoa 2017A&A...603A..55A NEATM
0.070 0.0200 0.0200 Ali-Lagoa 2017A&A...603A..55A NEATM
0.070 0.0200 0.0200 Ali-Lagoa 2017A&A...603A..55A NEATM
0.080 0.0700 0.0700 Nugent 2016AJ....152...63N 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
14.90 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.23935 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 Tholen VIS Lazzaro 2004Icar..172..179L SPEC
C 0.728 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C P 0.790000 0.140000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
C P 0.880000 0.110000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Cb Bus VIS Binzel 2019Icar..324...41B SPEC
Cb Bus VIS Bus 2002Icar..158..146B SPEC
Ch Bus VIS Angeli 2002A&A...391..757A SPEC
Ch Bus VIS Lazzaro 2004Icar..172..179L SPEC