Janice

02324, 1911 MC, 1911MC, 1929 WH, 1929WH, 1934 VR, 1934VR, 1949 ME, 1949ME, 1961 UP, 1961UP, 1971 OC1, 1971OC1, 1975 EM2, 1975EM2, 1977 RY4, 1977RY4, 1978 VS4, 1978VS4, J11M00C, J29W00H, J34V00R, J49M00E, J61U00P, J71O01C, J75E02M, J77R04Y, J78V04S

All data for this body: [vot]

MPC data
Name (number) Janice (2324)
a 3.08502
e 0.18018
i / sin(i) 0.3989 / 0.00696
q 2.52916
Q 3.64089
ω 304.6966
Node 315.5580
m 0.0695
n 0.1819
Epoch 2460800.5
nobs 5538
nopp 42
Years observed 1911-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.090
ep 0.191
sin(ip) 0.027
G 0.150
H 11.620
Mass
D 28.10 0.337
pV 0.061 0.0046
Value
Rotational Period 23.000
Period quality 2-
Spectral Class C
Spectral Class Score 5.916
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0899 0.1913 0.0270 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
22.76 4.550 4.550 Ali-Lagoa 2018A&A...612A..85A NEATM
24.33 6.610 6.610 Nugent 2016AJ....152...63N NEATM
24.44 1.220 1.220 Usui 2011PASJ...63.1117U NEATM
24.80 8.300 8.300 Masiero 2021PSJ.....2..162M NEATM
26.40 9.560 9.560 Nugent 2016AJ....152...63N NEATM
26.41 7.410 7.410 Masiero 2021PSJ.....2..162M NEATM
27.37 5.470 5.470 Ali-Lagoa 2018A&A...612A..85A NEATM
28.46 0.354 0.354 Masiero 2011ApJ...741...68M NEATM
31.19 15.910 15.910 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0400 0.0400 Masiero 2012ApJ...759L...8M NEATM
0.052 0.0290 0.0640 Masiero 2021PSJ.....2..162M NEATM
0.057 0.0270 0.0510 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.060 0.0800 0.0800 Nugent 2016AJ....152...63N NEATM
0.060 0.0049 0.0049 Masiero 2011ApJ...741...68M NEATM
0.065 0.0260 0.0260 Ali-Lagoa 2018A&A...612A..85A NEATM
0.094 0.0380 0.0380 Ali-Lagoa 2018A&A...612A..85A 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
11.62 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
23.2 2- Synodic Gartrelle 2012MPBu...39...40G Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.986 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT