Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.326966E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T23:06:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 44883
    NORAD ID 44883
    Object Type PAYLOAD
    Country
    CHBZ CHBZ
    ← VS →

    2 Object 2

    AOE ID 63735
    NORAD ID 63735
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CBERS 4A KUIPER-00020
    Time of Closest Approach 2026-11-01T06:09:50+0000
    Collision Probability (Pc) 2.326966E-6
    Conjunction Distance (km) 2.111 km
    Relative Speed (km/s) 13.158 km/s
    Conjunction Risk Parameters R (Radial): 1.932 | I (In-track): 0.423 | C (Cross-track): -0.737
    Collision Risk Index (CRI) 0.42
    X Position (km) 4250.577 4251.911
    Position Y (km) 1723.63 1724.851
    Position Z (km) -5301.725 -5302.812
    Velocity X (km/s) 5.76 -4.423
    Velocity Y (km/s) 0.605 5.876
    Velocity Z (km/s) 4.818 -1.637

    Orbital Parameters 国际轨道数据源

    Parameter CBERS 4A KUIPER-00020
    Semimajor Axis (a) 7002.703 km 7007.732 km
    Eccentricity (e) 0.000133 0.000107
    Inclination (i) 98.0054° 51.8987°
    RAAN 10.4262° 149.5750°
    Perigee Argument 120.0678° 109.6193°
    Mean Anomaly (M) 240.0666° 122.9628°
    Apogee 625.495 km 630.349 km
    Perigee 623.637 km 628.841 km
    Orbit Epoch 2026-10-29T23:16:34+0000 2026-10-29T10:00:02+0000

    CBERS 4A & KUIPER-00020 Collision Probability (Pc) Trend

    CBERS 4A & KUIPER-00020 Collision Probability (Pc) TrendNot Available

    CBERS 4A & KUIPER-00020 Miss Distance (Miss Distance) Trend

    CBERS 4A & KUIPER-00020 Miss Distance (Miss Distance) TrendNot Available

    CBERS 4AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00020Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CBERS 4ACollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00020Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CBERS 4A

    No nearby objects data