Celsius

04169, 1964 TM, 1964TM, 1974 FK, 1974FK, 1977 TL7, 1977TL7, 1980 FO3, 1980FO3, 1984 BE, 1984BE, 1986 EQ, 1986EQ, J64T00M, J74F00K, J77T07L, J80F03O, J84B00E, J86E00Q

All data for this body: [vot]

MPC data
Name (number) Celsius (4169)
a 3.40286
e 0.16192
i / sin(i) 9.9901 / 0.17348
q 2.85188
Q 3.95384
ω 32.5604
Node 355.1377
m 218.9396
n 0.1570
Epoch 2460800.5
nobs 10685
nopp 32
Years observed 1964-2025
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.402
ep 0.128
sin(ip) 0.179
G 0.150
H 11.290
Mass
D 38.00 0.157
pV 0.058 0.0037
Value
Rotational Period 10.880
Period quality 2+
Spectral Class D
Spectral Class Score 19.647
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4016 0.1278 0.1793 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
33.10 3.400 3.400 Tedesco 2002AJ....123.1056T STM
33.58 3.360 3.360 Ali-Lagoa 2018A&A...612A..85A NEATM
34.45 2.063 2.063 Ryan&Woodward 2010AJ....140..933R IRAS-STM
36.39 7.150 7.150 Nugent 2016AJ....152...63N NEATM
36.99 2.786 2.786 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
37.30 0.190 0.190 Masiero 2014ApJ...791..121M NEATM
37.75 1.010 1.010 Usui 2011PASJ...63.1117U NEATM
39.84 7.970 7.970 Ali-Lagoa 2018A&A...612A..85A NEATM
39.88 0.296 0.296 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.049 0.0070 0.0070 Masiero 2011ApJ...741...68M NEATM
0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.059 0.0091 0.0091 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.064 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.067 0.0079 0.0079 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.070 0.0170 0.0170 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
11.29 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.887 2+ Synodic Behrend LCDB Lightcurve
10.89064 2 Sidereal Martikainen 2021A&A...649A..98M Model
10.89065 2 Sidereal Durech 2018A&A...617A..57D Model
10.8907 2 Sidereal Durech 2023A&A...675A..24D Model
10.8924 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
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.84 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.7608 0.8990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.9250 0.8990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.9753 0.8990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT