Asteroids

2023BB1

Last update: 2023-02-07 20:01 UTC

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Aten

Perihelion (q)

0.296

Aphelion (Q)

1.150

Eccentricity (e)

0.591

Inclination (i)

10.8

deg

Orbit period (P)

224.3

Earth MOID

0.02149

U parameter

7.7

Next Earth close approach

Date

2028-02-25

Nominal distance (from Earth center)

0.16852

25209992

Maximum Brightness

121.3

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

23.4

mag

Diameter

70*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-22

Observatory

ATLAS-HKO, Haleakala

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion
Aphelion
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.722574

1-sigma variation

0.000162

Unit

Eccentricity (e)

Value

0.590976

1-sigma variation

0.001412

Unit

Inclination (i)

Value

10.8403

1-sigma variation

0.0522

Unit

Ascending Node (Ω)

Value

302.7474

1-sigma variation

0.0130

Unit

Arg. of Perihelion (ω)

Value

20.9401

1-sigma variation

0.0064

Unit

Mean Anomaly (M)

Value

163.68523

1-sigma variation

0.13668

Unit

Perihelion

Value

0.295550

1-sigma variation

Unit

Aphelion

Value

1.149598

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.713379

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.064991

1-sigma variation

Unit

MOID

Value

0.021487

1-sigma variation

Unit

Orbit Period

Value

224.3478

1-sigma variation

Unit

U parameter

Value

7.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.62950E-8	-2.28473E-7	-8.41217E-6	2.08940E-6	1.03405E-6	2.20749E-5
e	-2.28473E-7	1.99350E-6	7.36145E-5	-1.82828E-5	-8.92628E-6	-1.92919E-4
i	-8.41217E-6	7.36145E-5	2.72411E-3	-6.76522E-4	-3.27165E-4	-7.13183E-3
Ω	2.08940E-6	-1.82828E-5	-6.76522E-4	1.68012E-4	8.12697E-5	1.77120E-3
ω	1.03405E-6	-8.92628E-6	-3.27165E-4	8.12697E-5	4.10854E-5	8.60262E-4
M	2.20749E-5	-1.92919E-4	-7.13183E-3	1.77120E-3	8.60262E-4	1.86811E-2

Date of computation: 2023-01-25 12:44 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

23.4

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

70*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Astrometry Summary

RMS of Residuals
First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

RMS of Residuals

Value

0.586973

Unit

arcsec

Source

[1]

First Observation

Value

2023-01-22.319386

Unit

Source

[2]

Last Observation

Value

2023-01-25.22831

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

35 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2023BB1 from to 2123

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1950-01-16 14:24	295.5	0.0272246	0.0230774	0.0112789
EARTH	1955-02-27 11:45	270.6	0.1614748	0.1585675	0.0009693
EARTH	1958-01-22 08:43	945.3	0.0998504	0.0869178	0.0043551
EARTH	1963-03-08 23:22	812.7	0.1366340	0.1360091	0.0020757
EARTH	1966-02-06 11:24	> 1 d	0.1688320	0.1513718	0.0066532
EARTH	1969-01-16 11:30	602.7	0.0711765	0.0239503	0.0430061
EARTH	1974-02-23 11:06	> 1 d	0.1696097	0.1539834	0.0119584
EARTH	1977-01-19 21:57	> 1 d	0.0764207	0.0266536	0.0453156
EARTH	1982-03-07 21:09	> 1 d	0.1362155	0.1356088	0.0045471
EARTH	1985-02-03 01:25	> 1 w	0.1611718	0.1113477	0.0200261
EARTH	1988-01-17 17:53	> 1 d	0.1043506	0.0246932	0.0677606
EARTH	1990-03-08 21:35	> 1 d	0.1868704	0.1385160	0.0475768
EARTH	1993-02-18 14:31	> 1 w	0.1760748	0.1692907	0.0067275
EARTH	1996-01-18 04:58	> 1 d	0.0367759	0.0229980	0.0418853
EARTH	2001-03-03 12:11	> 1 d	0.1491076	0.1379808	0.0135914
EARTH	2004-01-26 13:06	> 1 d	0.1262695	0.0640677	0.0224260
EARTH	2009-03-09 00:17	756.5	0.1387529	0.1367311	0.0046003
EARTH	2012-02-06 09:11	> 1 d	0.1686700	0.1559747	0.0044942
EARTH	2015-01-17 10:00	386.4	0.1005310	0.0574430	0.0146884
EARTH	2017-03-09 00:12	215.1	0.1796498	0.1577907	0.0084961
EARTH	2020-02-16 09:46	1365.4	0.1787735	0.1759665	0.0009796
EARTH	2023-01-17 02:47	1.0	0.0230909	0.0228734	0.0000725
EARTH	2028-02-25 18:43	1001.3	0.1685184	0.1669950	0.0005878
EARTH	2031-01-19 23:35	1085.5	0.0699327	0.0397544	0.0106216
EARTH	2036-03-05 03:34	> 1 d	0.1452332	0.1405440	0.0034548
EARTH	2039-01-27 18:38	> 1 d	0.1341196	0.0954295	0.0132661
EARTH	2042-01-19 16:43	1234.3	0.1939549	0.1045895	0.0300154
EARTH	2044-03-09 04:24	488.1	0.1411429	0.1367153	0.0063029
EARTH	2047-02-06 22:38	> 1 d	0.1704121	0.1477999	0.0081492
EARTH	2050-01-17 08:48	824.1	0.0955108	0.0226203	0.0362909
EARTH	2052-03-09 00:43	781.0	0.1830393	0.1386000	0.0226581
EARTH	2055-02-16 14:11	> 1 d	0.1794128	0.1791295	0.0002551
EARTH	2058-01-17 01:45	560.5	0.0234927	0.0206467	0.0176361
EARTH	2063-02-23 16:28	> 1 d	0.1734906	0.1629823	0.0085555
EARTH	2066-01-18 08:21	> 1 d	0.0435691	0.0211547	0.0512059
EARTH	2071-03-01 09:15	> 1 d	0.1610850	0.1477457	0.0175176
EARTH	2074-01-21 10:11	> 1 d	0.0877520	0.0262438	0.0578145
EARTH	2079-03-05 22:19	> 1 d	0.1473456	0.1405619	0.0181838
EARTH	2082-01-25 16:03	> 1 w	0.1224445	0.0385856	0.0510986
EARTH	2087-03-08 17:31	> 1 d	0.1391688	0.1383261	0.0069775
EARTH	2090-01-29 23:09	> 1 w	0.1457361	0.0586070	0.0415744
EARTH	2093-01-19 16:54	> 1 d	0.1937689	0.0243628	0.0964573
EARTH	2095-03-10 01:55	> 1 d	0.1393162	0.1379511	0.0106123
EARTH	2098-02-02 17:25	> 1 w	0.1603495	0.0865060	0.0329260
EARTH	2101-01-19 18:36	> 1 d	0.1600256	0.0234617	0.0988539
EARTH	2103-03-11 14:16	1031.1	0.1450794	0.1380922	0.0266654
EARTH	2106-02-06 13:59	> 1 w	0.1685485	0.1120320	0.0258542
EARTH	2109-01-19 05:08	> 1 d	0.1363875	0.0228431	0.0973017
EARTH	2111-03-11 18:34	94.4	0.1517069	0.1382783	0.0359792
EARTH	2114-02-08 07:11	> 1 w	0.1725328	0.1282046	0.0207281
EARTH	2117-01-18 23:49	> 1 d	0.1243987	0.0224643	0.0907483
EARTH	2119-03-11 20:16	225.6	0.1552203	0.1382756	0.0367898
EARTH	2122-02-08 19:27	> 1 w	0.1736997	0.1342616	0.0177278

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