Asteroids

2023SH7 help

Last update: 2025-02-19 13:28 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.846

Aphelion (Q)

1.417

Eccentricity (e)

0.252

Inclination (i)

1.7

deg

Orbit period (P)

439.5

Earth MOID

0.00029

U parameter

5.8

Next Earth close approach

Date

2029-10-01

Nominal distance (from Earth center)

0.10255

15340864

Maximum Brightness

29.7

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

31.5

mag

Diameter

1.3 - 2.9*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-09-26

Observatory

GINOP-KHK, Piszkesteto

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

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

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.131361

1-sigma variation

0.000030

Unit

Eccentricity (e)

Value

0.252223

1-sigma variation

0.000035

Unit

Inclination (i)

Value

1.6949

1-sigma variation

0.0002

Unit

Long. of Ascending Node (Ω)

Value

1.4124

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

283.5648

1-sigma variation

0.0004

Unit

Mean Anomaly (M)

Value

171.28250

1-sigma variation

0.02241

Unit

Perihelion distance

Value

0.846006

1-sigma variation

Unit

Aphelion distance

Value

1.416716

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.002449

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.129207

1-sigma variation

Unit

MOID

Value

0.000291

1-sigma variation

Unit

Orbit Period

Value

439.5417

1-sigma variation

Unit

U parameter

Value

5.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	8.73011E-10	1.02189E-9	6.30579E-9	1.01343E-9	3.31303E-9	-6.62256E-7
e	1.02189E-9	1.20165E-9	7.32950E-9	1.02899E-9	2.98120E-9	-7.74887E-7
i	6.30579E-9	7.32950E-9	4.88762E-8	1.22121E-8	2.96755E-8	-4.78699E-6
Ω	1.01343E-9	1.02899E-9	1.22121E-8	1.06592E-8	2.58197E-8	-7.78615E-7
ω	3.31303E-9	2.98120E-9	2.96755E-8	2.58197E-8	1.61684E-7	-2.56218E-6
M	-6.62256E-7	-7.74887E-7	-4.78699E-6	-7.78615E-7	-2.56218E-6	5.02397E-4

Date of computation: 2025-02-19 13:28 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

31.533

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

1.3 - 2.9*

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 Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

590

Unit

Source

[1]

Normalized RMS of residuals

Value

0.803962

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-09-26.046689

Unit

Source

[2]

Last Observation

Value

2023-09-27.076802

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

32 (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

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

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 2023SH7 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1959-09-24 02:47	331.3	0.0095154	0.0040081	0.0018472
EARTH	1974-08-20 17:54	1263.2	0.1135950	0.1109771	0.0008737
EARTH	1989-06-24 05:41	511.4	0.1245692	0.1237220	0.0002829
EARTH	2004-05-16 18:09	123.6	0.0571370	0.0570867	0.0000224
EARTH	2008-09-30 01:55	176.1	0.0574495	0.0524359	0.0016712
EARTH	2019-05-11 16:55	46.4	0.0951623	0.0940776	0.0003628
EARTH	2023-09-25 16:49	< 1 min	0.0003595	0.0003593	0.0000001
EARTH	2029-10-01 17:11	104.5	0.1025473	0.0981552	0.0014640
EARTH	2046-04-08 23:17	221.9	0.1570612	0.1459228	0.0037137
EARTH	2052-04-14 23:54	325.8	0.0400268	0.0297362	0.0035059
EARTH	2058-04-18 10:59	315.3	0.0138751	0.0132506	0.0007893
EARTH	2064-04-28 05:35	> 1 w	0.0798336	0.0119561	0.0401763
EARTH	2070-06-02 08:49	> 1 mo	0.1474154	0.0642121	0.0277976
EARTH	2076-06-30 04:55	> 1 mo	0.1715520	0.1540344	0.0059147
EARTH	2082-07-28 23:53	> 1 mo	0.1625182	0.0894629	0.0248585
EARTH	2088-08-28 23:58	> 1 mo	0.1179069	0.0104713	0.0797714
EARTH	2094-09-22 08:13	> 1 w	0.0365048	0.0015267	0.1086266
EARTH	2100-09-25 07:35	> 1 w	0.0121243	0.0014283	0.1172402
EARTH	2106-08-07 02:50	> 1 mo	0.1557622	0.0256472	0.6641977
EARTH	2112-06-18 10:46	> 1 mo	0.1684232	0.0199509	0.7255115
EARTH	2118-04-22 04:48	> 1 mo	0.0536365	0.0119886	5.2957638
EARTH	2124-04-10 08:15	> 1 mo	0.1024166	0.0122699	2.8428556

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
63.09938387	260.99226169	0.00025457	MINIMUM
296.24312430	104.47274699	0.01307183	MINIMUM
359.54636320	182.55604820	0.17278687	SADDLE
179.77164289	2.88055160	0.43566744	SADDLE
359.76165358	2.83858633	1.82844571	SADDLE
179.87961500	182.96183119	2.43342049	MAXIMUM

Download:

MOID Plots

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