Nairc

04245, 1955 QH1, 1955QH1, 1977 RQ8, 1977RQ8, 1981 UC10, 1981UC10, J55Q01H, J77R08Q, J81U10C

All data for this body: [vot]

MPC data
Name (number) Nairc (4245)
a 2.37469
e 0.16788
i / sin(i) 1.9427 / 0.03390
q 1.97602
Q 2.77336
ω 26.2303
Node 358.9997
m 337.1421
n 0.2693
Epoch 2460800.5
nobs 4714
nopp 27
Years observed 1954-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.375
ep 0.140
sin(ip) 0.037
G 0.150
H 14.100
Mass
D 10.22 0.013
pV 0.040 0.0022
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.178
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3749 0.1398 0.0369 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.06 2.830 2.830 Masiero 2020PSJ.....1....5M NEATM
10.14 2.190 2.190 Masiero 2020PSJ.....1....5M NEATM
10.22 0.013 0.013 Masiero 2011ApJ...741...68M NEATM
10.34 3.170 3.170 Masiero 2012ApJ...759L...8M NEATM
10.75 3.007 3.007 Masiero 2017AJ....154..168M NEATM
10.99 0.680 0.680 Usui 2011PASJ...63.1117U NEATM
11.39 2.860 2.860 Nugent 2016AJ....152...63N NEATM
11.48 2.300 2.300 Ali-Lagoa 2018A&A...612A..85A NEATM
9.56 2.400 2.400 Masiero 2021PSJ.....2..162M NEATM
9.60 2.260 2.260 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.039 0.0382 0.0382 Masiero 2017AJ....154..168M NEATM
0.039 0.0023 0.0023 Masiero 2011ApJ...741...68M NEATM
0.041 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.046 0.0240 0.0240 Masiero 2020PSJ.....1....5M NEATM
0.047 0.0320 0.0320 Masiero 2012ApJ...759L...8M NEATM
0.048 0.0400 0.0400 Masiero 2020PSJ.....1....5M NEATM
0.053 0.0200 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.057 0.0370 0.0370 Masiero 2020PSJ.....1....5M 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
14.10 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.863 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Kl Cgx None None Movis NIR Popescu 2018A&A...617A..12P PHOT