Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.115102E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T03:14:01+0800
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    1 Object 1

    Name PROBA 1
    AOE ID 26958
    NORAD ID 26958
    Object Type PAYLOAD
    Country
    ESA ESA
    ← VS →

    2 Object 2

    AOE ID 56780
    NORAD ID 56780
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PROBA 1 STARLINK-5963
    Time of Closest Approach 2026-10-23T04:36:13+0000
    Collision Probability (Pc) 5.115102E-6
    Conjunction Distance (km) 1.638 km
    Relative Speed (km/s) 15.047 km/s
    Conjunction Risk Parameters R (Radial): 1.278 | I (In-track): -0.103 | C (Cross-track): -1.018
    Collision Risk Index (CRI) 0.49
    X Position (km) -4289.754 -4289.779
    Position Y (km) 5418.216 5419.851
    Position Z (km) -756.103 -756
    Velocity X (km/s) 1.308 -2.519
    Velocity Y (km/s) 0.044 -1.014
    Velocity Z (km/s) -7.444 7.07

    Orbital Parameters 国际轨道数据源

    Parameter PROBA 1 STARLINK-5963
    Semimajor Axis (a) 6920.707 km 6950.237 km
    Eccentricity (e) 0.005592 0.000309
    Inclination (i) 97.9618° 69.9990°
    RAAN 307.2878° 136.1938°
    Perigee Argument 57.0559° 270.0103°
    Mean Anomaly (M) 303.6028° 90.0703°
    Apogee 581.273 km 574.247 km
    Perigee 503.867 km 569.953 km
    Orbit Epoch 2026-10-21T07:11:33+0000 2026-10-20T23:45:33+0000

    PROBA 1 & STARLINK-5963 Collision Probability (Pc) Trend

    PROBA 1 & STARLINK-5963 Collision Probability (Pc) TrendNot Available

    PROBA 1 & STARLINK-5963 Miss Distance (Miss Distance) Trend

    PROBA 1 & STARLINK-5963 Miss Distance (Miss Distance) TrendNot Available

    PROBA 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5963Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PROBA 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5963Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PROBA 1

    No nearby objects data