Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.000656E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T07:19:33+0800
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    1 Object 1

    Name ALSAT 1
    AOE ID 27559
    NORAD ID 27559
    Object Type PAYLOAD
    Country
    DZ DZ
    ← VS →

    2 Object 2

    AOE ID 68949
    NORAD ID 68949
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ALSAT 1 KUIPER-00455
    Time of Closest Approach 2026-10-29T22:14:14+0000
    Collision Probability (Pc) 1.000656E-6
    Conjunction Distance (km) 2.97 km
    Relative Speed (km/s) 8.662 km/s
    Conjunction Risk Parameters R (Radial): 1.06 | I (In-track): -2.268 | C (Cross-track): 1.597
    Collision Risk Index (CRI) 0.35
    X Position (km) 3809.054 3810.527
    Position Y (km) -3336.64 -3336.462
    Position Z (km) 4839.539 4836.967
    Velocity X (km/s) 2.855 6.288
    Velocity Y (km/s) -4.492 3.054
    Velocity Z (km/s) -5.35 -2.84

    Orbital Parameters 国际轨道数据源

    Parameter ALSAT 1 KUIPER-00455
    Semimajor Axis (a) 7012.620 km 7008.002 km
    Eccentricity (e) 0.001892 0.000160
    Inclination (i) 98.2470° 51.8962°
    RAAN 127.8087° 199.6815°
    Perigee Argument 215.5954° 304.7105°
    Mean Anomaly (M) 144.3996° 55.3706°
    Apogee 647.749 km 630.989 km
    Perigee 621.217 km 628.741 km
    Orbit Epoch 2026-10-26T23:46:32+0000 2026-10-27T03:14:53+0000

    ALSAT 1 & KUIPER-00455 Collision Probability (Pc) Trend

    ALSAT 1 & KUIPER-00455 Collision Probability (Pc) TrendNot Available

    ALSAT 1 & KUIPER-00455 Miss Distance (Miss Distance) Trend

    ALSAT 1 & KUIPER-00455 Miss Distance (Miss Distance) TrendNot Available

    ALSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00455Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ALSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00455Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ALSAT 1

    No nearby objects data